South Korea flag Seoul Airport (ICN)

Country South Korea | Asia | Global Hub | IATA: ICN | ICAO: RKSI | Elevation 23 ft · 7 m | Local time —

Destinations
172
Flights / day
602
Busiest route
Osaka
Top airline
Korean Air

Seoul Incheon Airport averages 602 flights per day to 172 destinations, with five domestic routes and 166 international routes. A total of 95 airlines operate at ICN, led by Korean Air. This airport provides direct service to 51 countries across five continents, with Japan representing its largest international market. The longest nonstop route from Seoul Incheon connects to Mexico City, with a typical flight time of 14 hr 40 mins. Updated: July 16, 2026

Route Network

Seoul Incheon Airport connects 171 destinations worldwide, with Osaka standing out as its busiest route. The longest nonstop flight is to Mexico City, and the shortest flight is to Daegu-si.

Japan flag Osaka (KIX) – Japan 12 airlines
1 hr 55 mins
535 mi · 860 km
42
per day
Japan flag Tokyo (NRT) – Japan 15 airlines
2 hr 25 mins
781 mi · 1,257 km
38
per day
Japan flag Fukuoka (FUK) – Japan 8 airlines
1 hr 35 mins
350 mi · 563 km
26
per day
Hong Kong flag Hong Kong (HKG) – Hong Kong 12 airlines
3 hr 50 mins
1,286 mi · 2,070 km
24
per day
China flag Shanghai (PVG) – China 9 airlines
2 hr 15 mins
511 mi · 822 km
22
per day
China flag Qingdao (TAO) – China 7 airlines
2 hr 0 mins
360 mi · 579 km
19
per day
Thailand flag Bangkok (BKK) – Thailand 8 airlines
5 hr 45 mins
2,280 mi · 3,669 km
13
per day
Japan flag New Chitose (CTS) – Japan 7 airlines
2 hr 40 mins
883 mi · 1,421 km
13
per day
Viet Nam flag Da Nang (DAD) – Viet Nam 10 airlines
4 hr 55 mins
1,852 mi · 2,981 km
12
per day
Viet Nam flag Hanoi (HAN) – Viet Nam 7 airlines
4 hr 35 mins
1,668 mi · 2,684 km
12
per day
Taiwan flag Taipei (TPE) – Taiwan 9 airlines
3 hr 0 mins
909 mi · 1,464 km
12
per day
Philippines flag Manila (MNL) – Philippines 5 airlines
4 hr 25 mins
1,621 mi · 2,609 km
11
per day
China flag Beijing (PEK) – China 3 airlines
2 hr 30 mins
561 mi · 903 km
10
per day
Viet Nam flag Ho Chi Minh City (SGN) – Viet Nam 4 airlines
5 hr 35 mins
2,214 mi · 3,563 km
10
per day
Japan flag Tokoname (NGO) – Japan 4 airlines
2 hr 5 mins
605 mi · 973 km
10
per day
Viet Nam flag Nha Trang (CXR) – Viet Nam 10 airlines
5 hr 20 mins
2,057 mi · 3,311 km
9
per day
Singapore flag Singapore (SIN) – Singapore 7 airlines
6 hr 50 mins
2,875 mi · 4,627 km
9
per day
Mongolia flag Ulaan Baatar (UBN) – Mongolia 6 airlines
3 hr 45 mins
1,216 mi · 1,957 km
9
per day
China flag Yanji (YNJ) – China 6 airlines
—
ICN → YNJ
8
per day
China flag Guangzhou (CAN) – China 3 airlines
3 hr 45 mins
1,246 mi · 2,005 km
7
per day
China flag Dalian (DLC) – China 3 airlines
1 hr 50 mins
286 mi · 460 km
7
per day
United States of America flag Los Angeles (LAX) – United States of America 4 airlines
12 hr 0 mins
5,981 mi · 9,625 km
7
per day
China flag Shenyang (SHE) – China 3 airlines
1 hr 50 mins
329 mi · 529 km
7
per day
China flag Yantai (YNT) – China 4 airlines
1 hr 55 mins
300 mi · 482 km
7
per day
Japan flag Naha (OKA) – Japan 6 airlines
2 hr 40 mins
782 mi · 1,259 km
6
per day
China flag Shenzhen (SZX) – China 6 airlines
3 hr 50 mins
1,271 mi · 2,045 km
6
per day
South Korea flag Busan (PUS) – South Korea 1 airline
1 hr 15 mins
210 mi · 338 km
6
per day
China flag Tianjin (TSN) – China 5 airlines
2 hr 20 mins
507 mi · 815 km
6
per day
United States of America flag San Francisco (SFO) – United States of America 5 airlines
11 hr 25 mins
5,645 mi · 9,085 km
6
per day
China flag Jinan (TNA) – China 2 airlines
2 hr 20 mins
510 mi · 821 km
5
per day
Viet Nam flag Duong Dong (PQC) – Viet Nam 6 airlines
5 hr 50 mins
2,344 mi · 3,773 km
5
per day
United States of America flag Atlanta (ATL) – United States of America 2 airlines
14 hr 5 mins
7,138 mi · 11,487 km
5
per day
United States of America flag New York (JFK) – United States of America 2 airlines
13 hr 45 mins
6,890 mi · 11,089 km
5
per day
Indonesia flag Jakarta (CGK) – Indonesia 4 airlines
7 hr 30 mins
3,271 mi · 5,264 km
4
per day
China flag Nanjing (NKG) – China 3 airlines
2 hr 30 mins
585 mi · 942 km
4
per day
United States of America flag Seattle (SEA) – United States of America 4 airlines
10 hr 40 mins
5,203 mi · 8,373 km
4
per day
China flag Harbin (HRB) – China 3 airlines
2 hr 15 mins
564 mi · 907 km
4
per day
Malaysia flag Kuala Lumpur (KUL) – Malaysia 4 airlines
6 hr 50 mins
2,866 mi · 4,613 km
4
per day
Philippines flag Cebu (CEB) – Philippines 4 airlines
4 hr 50 mins
1,883 mi · 3,030 km
4
per day
Canada flag Vancouver (YVR) – Canada 3 airlines
10 hr 30 mins
5,095 mi · 8,200 km
4
per day
China flag Weihai (WEH) – China 3 airlines
—
ICN → WEH
4
per day
China flag Hangzhou (HGH) – China 4 airlines
2 hr 30 mins
607 mi · 978 km
4
per day
China flag Changchun (CGQ) – China 2 airlines
2 hr 0 mins
453 mi · 729 km
4
per day
Australia flag Sydney (SYD) – Australia 4 airlines
10 hr 45 mins
5,184 mi · 8,343 km
4
per day
China flag Chongqing (CKG) – China 3 airlines
3 hr 50 mins
1,256 mi · 2,022 km
3
per day
Indonesia flag Bali (DPS) – Indonesia 2 airlines
7 hr 25 mins
3,276 mi · 5,272 km
3
per day
Japan flag Kobe (UKB) – Japan 2 airlines
—
ICN → UKB
3
per day
France flag Paris (CDG) – France 4 airlines
11 hr 35 mins
5,547 mi · 8,927 km
3
per day
Macao flag Macau (MFM) – Macao 3 airlines
3 hr 55 mins
1,307 mi · 2,103 km
3
per day
China flag Chengdu (TFU) – China 3 airlines
4 hr 5 mins
1,352 mi · 2,175 km
3
per day
Guam flag Guam (GUM) – Guam 3 airlines
4 hr 55 mins
2,005 mi · 3,227 km
3
per day
Taiwan flag Kaohsiung (KHH) – Taiwan 3 airlines
3 hr 25 mins
1,091 mi · 1,756 km
3
per day
Taiwan flag Taichung (RMQ) – Taiwan 2 airlines
3 hr 10 mins
975 mi · 1,569 km
3
per day
Türkiye flag Istanbul (IST) – Türkiye 3 airlines
10 hr 30 mins
4,923 mi · 7,923 km
3
per day
China flag Xianyang (XIY) – China 4 airlines
3 hr 25 mins
1,010 mi · 1,625 km
3
per day
Germany flag Frankfurt (FRA) – Germany 4 airlines
11 hr 10 mins
5,310 mi · 8,545 km
3
per day
Philippines flag Angeles City (CRK) – Philippines 3 airlines
4 hr 20 mins
1,581 mi · 2,545 km
3
per day
United States of America flag Dallas-Fort Worth (DFW) – United States of America 2 airlines
13 hr 30 mins
6,827 mi · 10,987 km
3
per day
United States of America flag Honolulu (HNL) – United States of America 3 airlines
9 hr 30 mins
4,569 mi · 7,353 km
3
per day
Malaysia flag Kota Kinabalu (BKI) – Malaysia 3 airlines
5 hr 40 mins
2,275 mi · 3,661 km
3
per day
United Kingdom flag London (LHR) – United Kingdom 3 airlines
11 hr 30 mins
5,506 mi · 8,861 km
3
per day
China flag Zhengzhou (CGO) – China 3 airlines
2 hr 50 mins
733 mi · 1,180 km
3
per day
Thailand flag Chiang Mai (CNX) – Thailand 4 airlines
5 hr 25 mins
2,102 mi · 3,382 km
3
per day
Cambodia flag Phnom Penh (KTI) – Cambodia 3 airlines
5 hr 40 mins
2,244 mi · 3,611 km
2
per day
Uzbekistan flag Tashkent (TAS) – Uzbekistan 5 airlines
7 hr 10 mins
3,010 mi · 4,844 km
2
per day
China flag Beijing (PKX) – China 2 airlines
2 hr 30 mins
561 mi · 902 km
2
per day
Japan flag Hiroshima (HIJ) – Japan 1 airline
1 hr 40 mins
418 mi · 673 km
2
per day
Japan flag Shizuoka (FSZ) – Japan 1 airline
2 hr 15 mins
680 mi · 1,094 km
2
per day
Japan flag Matsuyama (MYJ) – Japan 1 airline
1 hr 45 mins
432 mi · 695 km
2
per day
Thailand flag Phuket (HKT) – Thailand 2 airlines
6 hr 30 mins
2,685 mi · 4,320 km
2
per day
Canada flag Toronto (YYZ) – Canada 2 airlines
13 hr 10 mins
6,597 mi · 10,617 km
2
per day
Netherlands flag Amsterdam (AMS) – Netherlands 2 airlines
11 hr 10 mins
5,314 mi · 8,552 km
2
per day
China flag Xiamen (XMN) – China 3 airlines
3 hr 20 mins
1,019 mi · 1,640 km
2
per day
Kazakhstan flag Almaty (ALA) – Kazakhstan 3 airlines
6 hr 20 mins
2,593 mi · 4,172 km
2
per day
United States of America flag Minneapolis (MSP) – United States of America 1 airline
12 hr 30 mins
6,233 mi · 10,030 km
2
per day
Italy flag Rome (FCO) – Italy 3 airlines
11 hr 40 mins
5,570 mi · 8,965 km
2
per day
China flag Wuhan (WUH) – China 3 airlines
3 hr 0 mins
838 mi · 1,348 km
2
per day
United States of America flag Anchorage (ANC) – United States of America 2 airlines
8 hr 10 mins
3,789 mi · 6,097 km
2
per day
China flag Wuxi (WUX) – China 3 airlines
2 hr 20 mins
536 mi · 863 km
2
per day
United Arab Emirates flag Dubai (DXB) – United Arab Emirates 1 airline
9 hr 15 mins
4,181 mi · 6,729 km
2
per day
Japan flag Kumamoto (KMJ) – Japan 2 airlines
—
ICN → KMJ
2
per day
India flag New Delhi (DEL) – India 2 airlines
6 hr 55 mins
2,891 mi · 4,652 km
2
per day
Japan flag Takamatsu (TAK) – Japan 2 airlines
1 hr 50 mins
479 mi · 772 km
2
per day
Philippines flag City of Tagbilaran (TAG) – Philippines 2 airlines
4 hr 55 mins
1,935 mi · 3,114 km
2
per day
United States of America flag Newark (EWR) – United States of America 2 airlines
13 hr 40 mins
6,881 mi · 11,074 km
2
per day
United States of America flag Washington (IAD) – United States of America 2 airlines
13 hr 50 mins
6,943 mi · 11,173 km
2
per day
China flag Dayong (DYG) – China 3 airlines
3 hr 30 mins
1,088 mi · 1,751 km
1
per day
China flag Fuzhou (FOC) – China 2 airlines
3 hr 0 mins
891 mi · 1,433 km
1
per day
United States of America flag Chicago (ORD) – United States of America 1 airline
13 hr 5 mins
6,536 mi · 10,519 km
1
per day
Qatar flag Doha (DOH) – Qatar 1 airline
9 hr 35 mins
4,382 mi · 7,052 km
1
per day
China flag Kunming (KMG) – China 2 airlines
4 hr 35 mins
1,624 mi · 2,613 km
1
per day
Mexico flag Mexico City (MEX) – Mexico 1 airline
14 hr 40 mins
7,516 mi · 12,096 km
1
per day
United Arab Emirates flag Abu Dhabi (AUH) – United Arab Emirates 1 airline
9 hr 25 mins
4,249 mi · 6,837 km
1
per day
United States of America flag Boston (BOS) – United States of America 1 airline
13 hr 35 mins
6,812 mi · 10,964 km
1
per day
Hungary flag Budapest (BUD) – Hungary 2 airlines
10 hr 45 mins
5,056 mi · 8,137 km
1
per day
China flag Changsha (CSX) – China 2 airlines
3 hr 20 mins
999 mi · 1,607 km
1
per day
South Korea flag Daegu-si (TAE) – South Korea 1 airline
1 hr 10 mins
164 mi · 264 km
1
per day
United States of America flag Detroit (DTW) – United States of America 1 airline
13 hr 15 mins
6,620 mi · 10,654 km
1
per day
Viet Nam flag Haiphong (HPH) – Viet Nam 1 airline
4 hr 35 mins
1,649 mi · 2,653 km
1
per day
Finland flag Helsinki (HEL) – Finland 1 airline
9 hr 30 mins
4,370 mi · 7,032 km
1
per day
Japan flag Kanazawa (KMQ) – Japan 1 airline
—
ICN → KMQ
1
per day
United States of America flag Las Vegas (LAS) – United States of America 1 airline
12 hr 5 mins
6,008 mi · 9,668 km
1
per day
Italy flag Milan (MXP) – Italy 2 airlines
11 hr 30 mins
5,515 mi · 8,876 km
1
per day
Germany flag Munich (MUC) – Germany 1 airline
11 hr 10 mins
5,281 mi · 8,500 km
1
per day
Japan flag Niigata (KIJ) – Japan 1 airline
—
ICN → KIJ
1
per day
Czechia flag Prague (PRG) – Czechia 2 airlines
10 hr 50 mins
5,118 mi · 8,237 km
1
per day
United States of America flag Salt Lake City (SLC) – United States of America 1 airline
11 hr 55 mins
5,890 mi · 9,479 km
1
per day
Japan flag Tokyo (HND) – Japan 1 airline
2 hr 25 mins
751 mi · 1,209 km
1
per day
Austria flag Vienna (VIE) – Austria 1 airline
10 hr 50 mins
5,125 mi · 8,248 km
1
per day
Ethiopia flag Addis Ababa (ADD) – Ethiopia 1 airline
12 hr 0 mins
5,714 mi · 9,196 km
1
per day
Spain flag Barcelona (BCN) – Spain 2 airlines
12 hr 20 mins
5,962 mi · 9,594 km
1
per day
Australia flag Brisbane (BNE) – Australia 2 airlines
10 hr 0 mins
4,803 mi · 7,730 km
1
per day
Canada flag Calgary (YYC) – Canada 1 airline
—
ICN → YYC
1
per day
Poland flag Warsaw (WAW) – Poland 1 airline
10 hr 15 mins
4,801 mi · 7,726 km
1
per day
Japan flag Aomori (AOJ) – Japan 1 airline
—
ICN → AOJ
6
per week
Denmark flag Copenhagen (CPH) – Denmark 1 airline
10 hr 30 mins
4,924 mi · 7,924 km
6
per week
China flag Hefei (HFE) – China 1 airline
2 hr 40 mins
652 mi · 1,049 km
6
per week
Japan flag Ishigaki (ISG) – Japan 1 airline
3 hr 0 mins
917 mi · 1,475 km
6
per week
Japan flag Kitakyūshū (KKJ) – Japan 1 airline
—
ICN → KKJ
6
per week
Japan flag Sendai (SDJ) – Japan 1 airline
2 hr 30 mins
790 mi · 1,272 km
6
per week
Japan flag Shimojishima (SHI) – Japan 1 airline
—
ICN → SHI
6
per week
Lao People's Democratic Republic flag Vientiane (VTE) – Lao People's Democratic Republic 1 airline
5 hr 10 mins
1,975 mi · 3,179 km
6
per week
Japan flag Yonago (YGJ) – Japan 1 airline
—
ICN → YGJ
6
per week
Switzerland flag Zurich (ZRH) – Switzerland 2 airlines
—
ICN → ZRH
6
per week
Kazakhstan flag Astana (NQZ) – Kazakhstan 1 airline
6 hr 45 mins
2,805 mi · 4,513 km
5
per week
New Zealand flag Auckland (AKL) – New Zealand 1 airline
12 hr 5 mins
6,000 mi · 9,656 km
5
per week
Thailand flag Bangkok (DMK) – Thailand 1 airline
5 hr 45 mins
2,273 mi · 3,658 km
5
per week
South Korea flag Jeju City (CJU) – South Korea 3 airlines
1 hr 35 mins
273 mi · 440 km
5
per week
Philippines flag Kalibo (KLO) – Philippines 1 airline
4 hr 45 mins
1,800 mi · 2,896 km
5
per week
Spain flag Madrid (MAD) – Spain 1 airline
12 hr 45 mins
6,191 mi · 9,964 km
5
per week
Indonesia flag Manado (MDC) – Indonesia 1 airline
5 hr 55 mins
2,484 mi · 3,997 km
5
per week
Canada flag Montreal (YUL) – Canada 1 airline
—
ICN → YUL
5
per week
Japan flag Okayama City (OKJ) – Japan 1 airline
—
ICN → OKJ
5
per week
Japan flag Saga (HSG) – Japan 1 airline
1 hr 40 mins
369 mi · 594 km
5
per week
Myanmar flag Yangon (RGN) – Myanmar 2 airlines
5 hr 50 mins
2,325 mi · 3,742 km
5
per week
China flag Haikou (HAK) – China 1 airline
4 hr 20 mins
1,546 mi · 2,489 km
4
per week
Portugal flag Lisbon (LIS) – Portugal 1 airline
13 hr 10 mins
6,460 mi · 10,396 km
4
per week
Japan flag Miyazaki (KMI) – Japan 1 airline
—
ICN → KMI
4
per week
Northern Mariana Islands flag Saipan Island (SPN) – Northern Mariana Islands 1 airline
4 hr 45 mins
1,943 mi · 3,127 km
4
per week
China flag Shijiazhuang (SJW) – China 2 airlines
2 hr 40 mins
643 mi · 1,035 km
4
per week
Kazakhstan flag Shymkent (CIT) – Kazakhstan 1 airline
7 hr 5 mins
2,981 mi · 4,798 km
4
per week
Brunei Darussalam flag Bandar Seri Begawan (BWN) – Brunei Darussalam 1 airline
5 hr 50 mins
2,362 mi · 3,801 km
3
per week
Kyrgyzstan flag Bishkek (BSZ) – Kyrgyzstan 1 airline
6 hr 35 mins
2,723 mi · 4,383 km
3
per week
China flag Ezhou (EHU) – China 1 airline
—
ICN → EHU
3
per week
China flag Hohhot (HET) – China 1 airline
—
ICN → HET
3
per week
Taiwan flag Hualien City (HUN) – Taiwan 1 airline
3 hr 10 mins
972 mi · 1,564 km
3
per week
Japan flag Kagoshima (KOJ) – Japan 1 airline
—
ICN → KOJ
3
per week
Japan flag Nagasaki (NGS) – Japan 1 airline
—
ICN → NGS
3
per week
Japan flag Ōita (OIT) – Japan 1 airline
1 hr 45 mins
405 mi · 652 km
3
per week
Japan flag Tokushima (TKS) – Japan 1 airline
—
ICN → TKS
3
per week
China flag Wenzhou (WNZ) – China 1 airline
2 hr 45 mins
736 mi · 1,184 km
3
per week
Sri Lanka flag Colombo (CMB) – Sri Lanka 1 airline
8 hr 10 mins
3,584 mi · 5,768 km
2
per week
China flag Datong (DAT) – China 1 airline
—
ICN → DAT
2
per week
China flag Guiyang (KWE) – China 1 airline
—
ICN → KWE
2
per week
China flag Hailar (HLD) – China 1 airline
—
ICN → HLD
2
per week
  Nepal flag Kathmandu (KTM) –   Nepal 1 airline
6 hr 10 mins
2,465 mi · 3,967 km
2
per week
China flag Linyi (LYI) – China 1 airline
—
ICN → LYI
2
per week
China flag Nantong (NTG) – China 1 airline
—
ICN → NTG
2
per week
Japan flag Omitama (IBR) – Japan 1 airline
—
ICN → IBR
2
per week
China flag Ordos (DSN) – China 1 airline
—
ICN → DSN
2
per week
China flag Sanya (SYX) – China 1 airline
4 hr 35 mins
1,678 mi · 2,701 km
2
per week
China flag Yancheng (YNZ) – China 1 airline
2 hr 10 mins
449 mi · 723 km
2
per week
Croatia flag Zagreb (ZAG) – Croatia 1 airline
—
ICN → ZAG
2
per week
Turkmenistan flag Ashgabat (ASB) – Turkmenistan 1 airline
8 hr 15 mins
3,632 mi · 5,845 km
1
per week
South Korea flag Cheongju (CJJ) – South Korea 1 airline
1 hr 10 mins
78 mi · 125 km
1
per week
China flag Jiamusi (JMU) – China 1 airline
—
ICN → JMU
1
per week
United Kingdom flag London (STN) – United Kingdom 1 airline
—
ICN → STN
1
per week
Norway flag Oslo (OSL) – Norway 1 airline
—
ICN → OSL
1
per week
South Korea flag Sokcho / Gangneung (YNY) – South Korea 1 airline
—
ICN → YNY
1
per week
Poland flag Wrocław (WRO) – Poland 1 airline
10 hr 35 mins
4,985 mi · 8,023 km
1
per week
China flag Yuncheng (YCU) – China 1 airline
—
ICN → YCU
1
per week

Route and destination data updated July 16, 2026.

Seoul Incheon Airport is served by 95 airlines, with Korean Air in the lead at 20% of routes. The top three carriers together cover 40% of routes. 58 carriers operate only one route each. A total of 95 airlines operate international routes, compared with five airlines serving domestic routes. Aeromexico is operating the longest nonstop flight, connecting to Mexico City with a flight time of 14 hrs 40 mins.

Korean Air (88 routes)
Asiana Airlines (53 routes)
Jeju Air (36 routes)
T'Way Air (34 routes)
Jin Air (24 routes)
EASTAR JET (17 routes)
China Southern Airlines (12 routes)
Air Incheon (11 routes)
China Eastern Airlines (11 routes)
Air Seoul (9 routes)
Perimeter Aviation (9 routes)
Air China (7 routes)
Air Busan (6 routes)
Atlas Air (6 routes)
VietJetAir (6 routes)
Parata Air (5 routes)
APZ (5 routes)
Delta Air Lines (5 routes)
Aero K Airlines (4 routes)
Vietnam Airlines (4 routes)
Spring Airlines (3 routes)
Shandong Airlines (3 routes)
Air Canada (3 routes)
Peach Aviation (2 routes)
Ethiopian Airlines (2 routes)
China Airlines (2 routes)
EVA Air (2 routes)
Scoot (2 routes)
Cebu Pacific Air (2 routes)
SF Airlines (2 routes)
Shenzhen Airlines (2 routes)
Jetstar (2 routes)
Sichuan Airlines (2 routes)
Lufthansa (2 routes)
Xiamen Airlines (2 routes)
Air Astana (2 routes)
LOT - Polish Airlines (2 routes)
JAL (1 routes)
ZIPAIR Tokyo (1 routes)
AHK Air Hong Kong Limited (1 routes)
Cathay Pacific (1 routes)
Hong Kong Airlines (1 routes)
Hong Kong Express (1 routes)
Shanghai Airlines (1 routes)
Qingdao Airlines (1 routes)
Thai Airways International (1 routes)
Thai Vietjet Air (1 routes)
Tigerair Taiwan (1 routes)
Philippine Airlines (1 routes)
Singapore Airlines (1 routes)
Aero Mongolia (1 routes)
Miat - Mongolian Airlines (1 routes)
China Central Airlines (1 routes)
Tianjin Airlines (1 routes)
United Airlines (1 routes)
9G Rail (1 routes)
SPQ (1 routes)
Garuda Indonesia (1 routes)
Alaska Airlines (1 routes)
AirAsia X (1 routes)
Malaysia Airlines (1 routes)
Malindo Air (1 routes)
China Central Longhao (1 routes)
Air France (1 routes)
Air Macau (1 routes)
Turkish Airlines (1 routes)
China Postal Airlines (1 routes)
American Airlines (1 routes)
AirAsia (1 routes)
Virgin Atlantic (1 routes)
Sky Angkor (1 routes)
Centrum Air (1 routes)
QNT (1 routes)
Taban Airlines (1 routes)
Uzbekistan Airways (1 routes)
KLM (1 routes)
Emirates (1 routes)
Air India (1 routes)
Qatar Airways (1 routes)
Aeromexico (1 routes)
Etihad Airways (1 routes)
Finnair (1 routes)
WestJet (1 routes)
SAS (1 routes)
Lao Airlines (1 routes)
SWISS (1 routes)
Thai AirAsia (1 routes)
Myanmar Airways International (1 routes)
Hainan Airlines (1 routes)
SCAT Airlines (1 routes)
Royal Brunei Airlines (1 routes)
SriLankan Airlines (1 routes)
Colorful Guizhou Airlines (1 routes)
China United Airlines (1 routes)
Turkmenistan Airlines (1 routes)

Seoul Incheon Airport provides direct service to 51 countries across five continents. The route network is 3% domestic and 97% international. Japan is the primary international destination.

Japan - 161/day
China - 156/day
Viet Nam - 50/day
United States of America - 44/day
Hong Kong - 24/day
Philippines - 20/day
Thailand - 19/day
Taiwan - 18/day
Singapore - 9/day
Mongolia - 9/day
South Korea - 8/day
Indonesia - 8/day
Canada - 8/day
Malaysia - 7/day
Australia - 5/day
Germany - 4/day
France - 3/day
Macao - 3/day
Guam - 3/day
Türkiye - 3/day
United Kingdom - 3/day
Kazakhstan - 3/day
Italy - 3/day
United Arab Emirates - 3/day
Cambodia - 2/day
Uzbekistan - 2/day
Netherlands - 2/day
India - 2/day
Spain - 2/day
Qatar - 1/day
Mexico - 1/day
Hungary - 1/day
Finland - 1/day
Czechia - 1/day
Austria - 1/day
Ethiopia - 1/day
Poland - 1/day
Denmark - 1/day
Lao People's Democratic Republic - 1/day
Switzerland - 1/day
New Zealand - 1/day
Myanmar - 1/day
Portugal - 1/day
Northern Mariana Islands - 1/day
Brunei Darussalam - 0/day
Kyrgyzstan - 0/day
Sri Lanka - 0/day
  Nepal - 0/day
Croatia - 0/day
Turkmenistan - 0/day
Norway - 0/day

Delays

Worst Delays · Most Punctual · Most Cancellations · Live Delays
Global  Delays
Delay Performance (24 hour average)
Departures
17 min late
5 min (-20.8%) vs last 24 hours
24h trend
Arrivals
17 min early
4 min (-32.1%) vs last 24 hours
24h trend
Cancelled Departures
0 flights (24 hour total)

Jul 19

2026

20:00 - 21:00

Departure
on-time
Arrival
26 min early
Cancelled
0

Jul 19

2026

19:00 - 20:00

Departure
on-time
Arrival
27 min early
Cancelled
0

Jul 19

2026

18:00 - 19:00

Departure
9 min late
Arrival
40 min early
Cancelled
0

Jul 19

2026

17:00 - 18:00

Departure
9 min late
Arrival
26 min early
Cancelled
0

Jul 19

2026

16:00 - 17:00

Departure
9 min late
Arrival
11 min early
Cancelled
0

Jul 19

2026

15:00 - 16:00

Departure
11 min late
Arrival
10 min early
Cancelled
0

Jul 19

2026

14:00 - 15:00

Departure
18 min late
Arrival
15 min early
Cancelled
0

Jul 19

2026

13:00 - 14:00

Departure
16 min late
Arrival
19 min early
Cancelled
0

Jul 19

2026

12:00 - 13:00

Departure
23 min late
Arrival
19 min early
Cancelled
0

Jul 19

2026

11:00 - 12:00

Departure
17 min late
Arrival
19 min early
Cancelled
0

Jul 19

2026

09:00 - 10:00

Departure
14 min late
Arrival
21 min early
Cancelled
0

Jul 19

2026

08:00 - 09:00

Departure
14 min late
Arrival
19 min early
Cancelled
0

Jul 19

2026

07:00 - 08:00

Departure
17 min late
Arrival
17 min early
Cancelled
0

Jul 19

2026

06:00 - 07:00

Departure
15 min late
Arrival
17 min early
Cancelled
0

Jul 19

2026

05:00 - 06:00

Departure
15 min late
Arrival
18 min early
Cancelled
0

Jul 19

2026

04:00 - 05:00

Departure
16 min late
Arrival
22 min early
Cancelled
0

Jul 19

2026

03:00 - 04:00

Departure
20 min late
Arrival
21 min early
Cancelled
0

Jul 19

2026

02:00 - 03:00

Departure
23 min late
Arrival
18 min early
Cancelled
0

Jul 19

2026

01:00 - 02:00

Departure
21 min late
Arrival
13 min early
Cancelled
0

Jul 19

2026

00:00 - 01:00

Departure
19 min late
Arrival
8 min early
Cancelled
0

Jul 18

2026

23:00 - 00:00

Departure
14 min late
Arrival
6 min early
Cancelled
0

Jul 18

2026

21:00 - 22:00

Departure
10 min late
Arrival
11 min early
Cancelled
0
Delay Performance (7 day average)
Departures
21 min late
min (+2.1%) vs last week
7d trend
Arrivals
14 min early
2 min (-15.5%) vs last week
7d trend
Cancelled Departures
0 flights (7 day total)

Jul 18

2026

Departure
22 min late
Arrival
15 min early
Cancelled
0

Jul 17

2026

Departure
23 min late
Arrival
12 min early
Cancelled
0

Jul 16

2026

Departure
22 min late
Arrival
15 min early
Cancelled
0

Jul 15

2026

Departure
22 min late
Arrival
14 min early
Cancelled
0

Jul 14

2026

Departure
21 min late
Arrival
11 min early
Cancelled
0

Jul 13

2026

Departure
18 min late
Arrival
16 min early
Cancelled
0

Jul 12

2026

Departure
20 min late
Arrival
16 min early
Cancelled
0
Delay Performance (30 day average)
Departures
20 min late
1 min (+5.5%) vs last 30 days
30d trend
Arrivals
15 min early
1 min (+6.2%) vs last 30 days
30d trend
Cancelled Departures
0 flights (30 day total)

Jul 18

2026

Departure
22 min late
Arrival
15 min early
Cancelled
0

Jul 17

2026

Departure
23 min late
Arrival
12 min early
Cancelled
0

Jul 16

2026

Departure
22 min late
Arrival
15 min early
Cancelled
0

Jul 15

2026

Departure
22 min late
Arrival
14 min early
Cancelled
0

Jul 14

2026

Departure
21 min late
Arrival
11 min early
Cancelled
0

Jul 13

2026

Departure
18 min late
Arrival
16 min early
Cancelled
0

Jul 12

2026

Departure
20 min late
Arrival
16 min early
Cancelled
0

Jul 11

2026

Departure
21 min late
Arrival
15 min early
Cancelled
0

Jul 10

2026

Departure
19 min late
Arrival
10 min early
Cancelled
0

Jul 9

2026

Departure
23 min late
Arrival
11 min early
Cancelled
0

Jul 8

2026

Departure
20 min late
Arrival
14 min early
Cancelled
0

Jul 4

2026

Departure
19 min late
Arrival
10 min early
Cancelled
0

Jul 3

2026

Departure
19 min late
Arrival
12 min early
Cancelled
0

Jul 2

2026

Departure
19 min late
Arrival
14 min early
Cancelled
0

Jul 1

2026

Departure
21 min late
Arrival
14 min early
Cancelled
0

Jun 30

2026

Departure
19 min late
Arrival
17 min early
Cancelled
0

Jun 29

2026

Departure
17 min late
Arrival
17 min early
Cancelled
0

Jun 28

2026

Departure
18 min late
Arrival
13 min early
Cancelled
0

Jun 27

2026

Departure
19 min late
Arrival
16 min early
Cancelled
0

Jun 26

2026

Departure
21 min late
Arrival
9 min early
Cancelled
0

Jun 25

2026

Departure
22 min late
Arrival
14 min early
Cancelled
0

Jun 24

2026

Departure
18 min late
Arrival
15 min early
Cancelled
0

Jun 23

2026

Departure
18 min late
Arrival
17 min early
Cancelled
0

Jun 22

2026

Departure
16 min late
Arrival
19 min early
Cancelled
0

Jun 21

2026

Departure
18 min late
Arrival
18 min early
Cancelled
0

Jun 20

2026

Departure
19 min late
Arrival
18 min early
Cancelled
0

Jun 19

2026

Departure
18 min late
Arrival
16 min early
Cancelled
0

Global Rankings

Worldwide Position

Flights per day

#32 (602 flights/day)
Top 100 Busiest Airports in the World
Worldwide Position

Most destinations

#56 (172 destinations)
Top 100 Airports with Most Destinations

Runways

Runway Length Width Surface
13,136 ft 4,004 m 197 ft 60 m Asphalt
13,136 ft 4,004 m 197 ft 60 m Asphalt
12,320 ft 3,755 m 197 ft 60 m Asphalt
12,320 ft 3,755 m 197 ft 60 m Asphalt
12,316 ft 3,754 m 197 ft 60 m Asphalt
12,316 ft 3,754 m 197 ft 60 m Asphalt

Runway Length

Runways at Seoul Incheon Airport are long enough for all aircraft with known takeoff and landing distances.

Operational Context

Seoul Incheon (IATA: ICN) operates around 602 flights per day to 172 nonstop destinations. Its network includes 5 domestic and 166 international routes, with Korean Air as the leading carrier and Osaka currently the busiest connection. From ICN, passengers can reach 51 countries across 5 continents, and the longest runway measures 4,004 m (13,136 ft).

Airlines and Destinations Overview

Seoul Incheon functions as South Korea’s primary international gateway and one of the main long-haul hubs in Northeast Asia. Its network is strongly international, with only limited domestic service, and it supports a broad mix of short-haul regional flights, medium-haul Asia routes, and intercontinental services to multiple continents.

The airport is a major base for Korean Air and other full-service and low-cost carriers. Its route structure reflects both hub-and-spoke transfer traffic and point-to-point demand, with especially strong links to destinations across East Asia, Southeast Asia, North America, Europe, and the Middle East.

Terminal Buildings and Facilities

Incheon’s passenger operations are organized around a multi-terminal system with separate facilities for different airline groupings and traffic flows. The airport’s terminal layout is designed to handle a high share of international passengers, with dedicated processing areas for departures, arrivals, transfer connections, and border control.

The terminal system is arranged to support both originating travelers and connecting passengers. Airside circulation, transfer processing, and landside access are all structured to accommodate large international banks of flights and to keep domestic service separate from the airport’s larger international operation.

Key characteristics of the terminal system include:

  • Multi-terminal passenger handling
  • Separate domestic and international processing
  • Transfer-oriented layout
  • Airside circulation for connecting passengers
  • High-volume international operations

Passenger-facing facilities include check-in areas, security screening, immigration, baggage services, retail space, and passenger services such as information desks and airline counters. The airport also provides a range of standard amenities for long-haul and connecting travelers, including rest areas and basic business traveler services.

Passenger facilities available across the airport include:

  • Check-in and bag drop areas
  • Security and immigration processing
  • Baggage reclaim
  • Retail and duty-free areas
  • Passenger information services

Airport Lounges

Lounges at Incheon include airline-operated facilities and independently operated lounges, generally located airside in the international passenger areas. Access is typically based on premium cabin travel, airline elite status, or paid entry where available.

Notable lounges include:

  • Korean Air Lounges
  • Asiana Lounge
  • Matina Lounge
  • SPC Lounge

Dining and Food Options

The airport offers a broad food selection across its passenger areas, with a mix of Korean food outlets, international chains, quick-service counters, and sit-down dining. This variety supports both short layovers and longer transfer times for international passengers.

Common dining options include:

  • Korean cuisine outlets
  • Quick-service restaurants
  • Coffee and bakery counters
  • International casual dining
  • Duty-free adjacent food and beverage outlets

Public Transport and Parking

Seoul Incheon is connected to central Seoul and the wider metropolitan area by rail, airport bus services, taxis, and road links. The airport’s official transport information is available through the airport’s transportation guide. These options make it accessible for both local travelers and passengers arriving from across the capital region.

The airport is designed for high-volume regional access, with onward travel options to major districts in Seoul and nearby cities. Road access also supports private vehicle drop-off and pick-up, while dedicated ground transport services help connect the airport with business districts, residential areas, and intercity destinations.

Passengers can reach the airport using:

  • Airport rail service
  • Airport limousine buses
  • Local and intercity buses
  • Taxi services
  • Private car access

Parking is available in dedicated airport parking areas for short stays, longer trips, and terminal access. Travelers using the airport by car can choose from parking products intended for different trip lengths and passenger needs.

Parking options include:

  • Short-term parking
  • Long-term parking
  • Terminal-adjacent parking
  • Passenger drop-off and pick-up areas

Runways and Operations

The airport operates a multiple-runway system built for heavy international traffic and wide-body aircraft operations. Its runway layout supports a high volume of scheduled passenger services, cargo operations, and transfer banks throughout the day.

The longest runway is 4,004 meters, which allows the airport to handle long-haul operations and larger aircraft types with substantial payload requirements. The airfield is structured to support large-scale hub activity, with operational capacity oriented toward international connectivity and efficient aircraft movements.

The runway system includes:

  • Multiple runways
  • Long-haul capable runway length
  • Wide-body aircraft support
  • High-frequency hub operations
  • Passenger and cargo traffic handling

Passenger Traffic and Airport Role

Seoul Incheon serves as South Korea’s principal international hub and one of the country’s most important intercontinental gateways. Its network role extends beyond the Seoul metropolitan area, supporting transfer traffic between Korea and major markets in Asia, North America, Europe, and other regions.

The airport handles a large mix of connecting passengers and origin-and-destination traffic. Its route network and airline base structure make it central to international travel for the capital region and to Korea’s broader long-haul passenger demand.

The airport’s role includes:

  • Primary international gateway
  • Major hub airport
  • Long-haul connection point
  • Transfer traffic center
  • Capital region serving airport

Location and Catchment Area

Incheon Airport is located west of central Seoul on South Korea’s northwestern coast. Its position gives it strong access to the Seoul metropolitan area while also serving nearby regional communities that rely on the airport for international travel.

The airport’s catchment area includes the capital region, surrounding Gyeonggi and Incheon areas, and broader national demand for overseas travel. Its location also supports traffic from travelers who prioritize direct international connections and wide network access.

The airport serves:

  • Seoul metropolitan area
  • Incheon and nearby districts
  • Gyeonggi region travelers
  • International transfer passengers
  • Nationwide long-haul demand

Hotels Near the Airport

Hotels near Incheon are useful for overnight connections, early departures, disrupted travel, and business travelers needing access to the terminals. Airport-area accommodation is especially relevant for transit passengers on international itineraries.

Notable nearby hotels include:

  • Incheon Airport Transit Hotel

Airport History

Incheon International Airport was developed to replace the older main international airport serving the Seoul area and to provide South Korea with a large-scale hub airport for growing international traffic. Planning and construction reflected the need for a modern gateway capable of handling expanding passenger volumes and larger aircraft.

The airport opened in the early 2000s and quickly became the country’s main international aviation center. Its early development focused on establishing strong transfer capability, broad international route coverage, and modern airfield infrastructure.

Over time, the airport expanded its terminal and airfield capacity to accommodate growing demand from Korean carriers, foreign airlines, and connecting travelers. These expansions reinforced its role as the dominant international airport for the Seoul region and as a major East Asian hub.

Today, Incheon operates as South Korea’s principal global gateway, with a mature hub structure, extensive international connectivity, and infrastructure designed for both passenger and cargo operations.

Miscellaneous