Route Network
Ontario Airport connects 62 destinations worldwide, with Denver standing out as its busiest route. The longest nonstop flight is to Taipei, and the shortest flight is to Lancaster.
Denver (DEN)
(United States of America)
– United States of America
Frontier Airlines · Southwest Airlines · United Airlines
3 airlines
Phoenix (PHX)
(United States of America)
– United States of America
American Airlines · NetJets Aviation · Southwest Airlines · United Airlines
4 airlines
Seattle (SEA)
(United States of America)
– United States of America
Alaska Airlines · Delta Air Lines · Frontier Airlines
3 airlines
Las Vegas (LAS)
(United States of America)
– United States of America
Frontier Airlines · Southwest Airlines · United Airlines · WestJet
4 airlines
Dallas-Fort Worth (DFW)
(United States of America)
– United States of America
American Airlines · Frontier Airlines
2 airlines
Sacramento (SMF)
(United States of America)
– United States of America
Alaska Airlines · Southwest Airlines
2 airlines
San Francisco (SFO)
(United States of America)
– United States of America
Frontier Airlines · United Airlines
2 airlines
San Jose (SJC)
(United States of America)
– United States of America
NetJets Aviation · NJZ · Southwest Airlines
3 airlines
Salt Lake City (SLC)
(United States of America)
– United States of America
Delta Air Lines
1 airline
Honolulu (HNL)
(United States of America)
– United States of America
Alaska Airlines · ATI · Southwest Airlines
3 airlines
Atlanta (ATL)
(United States of America)
– United States of America
Delta Air Lines · Solarius Aviation
2 airlines
Houston (IAH)
(United States of America)
– United States of America
ATI · Frontier Airlines · United Airlines
3 airlines
Santa Barbara (SBA)
(United States of America)
– United States of America
Ameriflight · Empire Airlines · NetJets Aviation · West Air (USA)
4 airlines
Bakersfield (BFL)
(United States of America)
– United States of America
Empire Airlines · West Air (USA)
2 airlines
San Luis Obispo (SBP)
(United States of America)
– United States of America
Ameriflight · West Air (USA)
2 airlines
Santa Maria (SMX)
(United States of America)
– United States of America
Ameriflight · West Air (USA)
2 airlines
Santa Rosa (STS)
(United States of America)
– United States of America
Alaska Airlines · NetJets Aviation
2 airlines
Lancaster (WJF)
(United States of America)
– United States of America
Ameriflight · West Air (USA)
2 airlines
Wilmington (ILN)
(United States of America)
– United States of America
ATI
1 airline
Blythe (BLH)
(United States of America)
– United States of America
Ameriflight
1 airline
Inyokern (IYK)
(United States of America)
– United States of America
West Air (USA)
1 airline
Bishop (BIH)
(United States of America)
– United States of America
Ameriflight
1 airline
Imperial (IPL)
(United States of America)
– United States of America
Ameriflight · Southwest Airlines · West Air (USA)
3 airlines
Reno (RNO)
(United States of America)
– United States of America
Executive Jet Management · NJZ
2 airlines
San Diego (SAN)
(United States of America)
– United States of America
NetJets Aviation · Southwest Airlines
2 airlines
Ezhou (EHU)
(China)
– China
China Central Airlines
1 airline
Upland (CCB)
(United States of America)
– United States of America
Porter Airlines
1 airline
Visalia (VIS)
(United States of America)
– United States of America
Ameriflight
1 airline
Route and destination data updated September 2, 2026.
Ontario Airport is served by 28 airlines, with Southwest Airlines in the lead at 15% of routes. The top three carriers together cover 33% of routes. 13 carriers operate only one route each. A total of six airlines operate international routes, compared with 22 airlines serving domestic routes. China Airlines is operating the longest nonstop flight, connecting to Taipei with a flight time of 13 hrs 50 mins.
Ontario Airport provides direct service to five countries across two continents. The route network is 89% domestic and 11% international. Mexico is the primary international destination.
Delays
- Departures
- 9 min late
- min (-1.3%) vs last 24 hours
- 24h trend
- Arrivals
- 1 min early
- 4 min (+78.8%) vs last 24 hours
- 24h trend
- Cancelled Departures
- 0 flights (24 hour total)
Sep 3
2026
05:00 - 06:00
- Departure
- on-timeon-timeon-time
- Arrival
- 9 min early9 min early9 minutes early
- Cancelled
- 0
Sep 3
2026
04:00 - 05:00
- Departure
- on-timeon-timeon-time
- Arrival
- 8 min early8 min early8 minutes early
- Cancelled
- 0
Sep 3
2026
03:00 - 04:00
- Departure
- 9 min late9 min late9 minutes late
- Arrival
- 5 min early5 min early5 minutes early
- Cancelled
- 0
Sep 3
2026
02:00 - 03:00
- Departure
- 13 min late13 min late13 minutes late
- Arrival
- 1 min late1 min late1 minutes late
- Cancelled
- 0
Sep 3
2026
01:00 - 02:00
- Departure
- 4 min late4 min late4 minutes late
- Arrival
- 1 min late1 min late1 minutes late
- Cancelled
- 0
Sep 3
2026
00:00 - 01:00
- Departure
- 1 min late1 min late1 minutes late
- Arrival
- 9 min early9 min early9 minutes early
- Cancelled
- 0
Sep 2
2026
23:00 - 00:00
- Departure
- 8 min late8 min late8 minutes late
- Arrival
- 9 min early9 min early9 minutes early
- Cancelled
- 0
Sep 2
2026
22:00 - 23:00
- Departure
- 10 min late10 min late10 minutes late
- Arrival
- on-timeon-timeon-time
- Cancelled
- 0
Sep 2
2026
21:00 - 22:00
- Departure
- 11 min late11 min late11 minutes late
- Arrival
- 1 min early1 min early1 minutes early
- Cancelled
- 0
Sep 2
2026
20:00 - 21:00
- Departure
- 11 min late11 min late11 minutes late
- Arrival
- 1 min early1 min early1 minutes early
- Cancelled
- 0
Sep 2
2026
19:00 - 20:00
- Departure
- 3 min late3 min late3 minutes late
- Arrival
- 9 min early9 min early9 minutes early
- Cancelled
- 0
Sep 2
2026
18:00 - 19:00
- Departure
- 6 min late6 min late6 minutes late
- Arrival
- on-timeon-timeon-time
- Cancelled
- 0
Sep 2
2026
17:00 - 18:00
- Departure
- 11 min late11 min late11 minutes late
- Arrival
- 4 min late4 min late4 minutes late
- Cancelled
- 0
Sep 2
2026
16:00 - 17:00
- Departure
- 12 min late12 min late12 minutes late
- Arrival
- 9 min early9 min early9 minutes early
- Cancelled
- 0
Sep 2
2026
15:00 - 16:00
- Departure
- 13 min late13 min late13 minutes late
- Arrival
- on-timeon-timeon-time
- Cancelled
- 0
Sep 2
2026
14:00 - 15:00
- Departure
- 7 min late7 min late7 minutes late
- Arrival
- on-timeon-timeon-time
- Cancelled
- 0
Sep 2
2026
13:00 - 14:00
- Departure
- 10 min late10 min late10 minutes late
- Arrival
- on-timeon-timeon-time
- Cancelled
- 0
Sep 2
2026
12:00 - 13:00
- Departure
- on-timeon-timeon-time
- Arrival
- ———
- Cancelled
- 0
Sep 2
2026
11:00 - 12:00
- Departure
- on-timeon-timeon-time
- Arrival
- on-timeon-timeon-time
- Cancelled
- 0
Sep 2
2026
10:00 - 11:00
- Departure
- on-timeon-timeon-time
- Arrival
- on-timeon-timeon-time
- Cancelled
- 0
Sep 2
2026
09:00 - 10:00
- Departure
- 18 min late18 min late18 minutes late
- Arrival
- 12 min late12 min late12 minutes late
- Cancelled
- 0
Sep 2
2026
08:00 - 09:00
- Departure
- 20 min late20 min late20 minutes late
- Arrival
- 11 min late11 min late11 minutes late
- Cancelled
- 0
Sep 2
2026
07:00 - 08:00
- Departure
- on-timeon-timeon-time
- Arrival
- 11 min late11 min late11 minutes late
- Cancelled
- 0
Sep 2
2026
06:00 - 07:00
- Departure
- on-timeon-timeon-time
- Arrival
- 12 min late12 min late12 minutes late
- Cancelled
- 0
| Time | Departure | Arrival | Cancelled |
|---|---|---|---|
|
05:00 - 06:00 |
on-timeon-timeon-time | 9 min early9 min early9 minutes early | 0 |
|
04:00 - 05:00 |
on-timeon-timeon-time | 8 min early8 min early8 minutes early | 0 |
|
03:00 - 04:00 |
9 min late9 min late9 minutes late | 5 min early5 min early5 minutes early | 0 |
|
02:00 - 03:00 |
13 min late13 min late13 minutes late | 1 min late1 min late1 minutes late | 0 |
|
01:00 - 02:00 |
4 min late4 min late4 minutes late | 1 min late1 min late1 minutes late | 0 |
|
00:00 - 01:00 |
1 min late1 min late1 minutes late | 9 min early9 min early9 minutes early | 0 |
|
23:00 - 00:00 |
8 min late8 min late8 minutes late | 9 min early9 min early9 minutes early | 0 |
|
22:00 - 23:00 |
10 min late10 min late10 minutes late | on-timeon-timeon-time | 0 |
|
21:00 - 22:00 |
11 min late11 min late11 minutes late | 1 min early1 min early1 minutes early | 0 |
|
20:00 - 21:00 |
11 min late11 min late11 minutes late | 1 min early1 min early1 minutes early | 0 |
|
19:00 - 20:00 |
3 min late3 min late3 minutes late | 9 min early9 min early9 minutes early | 0 |
|
18:00 - 19:00 |
6 min late6 min late6 minutes late | on-timeon-timeon-time | 0 |
|
17:00 - 18:00 |
11 min late11 min late11 minutes late | 4 min late4 min late4 minutes late | 0 |
|
16:00 - 17:00 |
12 min late12 min late12 minutes late | 9 min early9 min early9 minutes early | 0 |
|
15:00 - 16:00 |
13 min late13 min late13 minutes late | on-timeon-timeon-time | 0 |
|
14:00 - 15:00 |
7 min late7 min late7 minutes late | on-timeon-timeon-time | 0 |
|
13:00 - 14:00 |
10 min late10 min late10 minutes late | on-timeon-timeon-time | 0 |
|
12:00 - 13:00 |
on-timeon-timeon-time | ——— | 0 |
|
11:00 - 12:00 |
on-timeon-timeon-time | on-timeon-timeon-time | 0 |
|
10:00 - 11:00 |
on-timeon-timeon-time | on-timeon-timeon-time | 0 |
|
09:00 - 10:00 |
18 min late18 min late18 minutes late | 12 min late12 min late12 minutes late | 0 |
|
08:00 - 09:00 |
20 min late20 min late20 minutes late | 11 min late11 min late11 minutes late | 0 |
|
07:00 - 08:00 |
on-timeon-timeon-time | 11 min late11 min late11 minutes late | 0 |
|
06:00 - 07:00 |
on-timeon-timeon-time | 12 min late12 min late12 minutes late | 0 |
- Departures
- 10 min late
- 1 min (-12.7%) vs last week
- 7d trend
- Arrivals
- 2 min early
- 3 min (-556.8%) vs last week
- 7d trend
- Cancelled Departures
- 0 flights (7 day total)
Sep 2
2026
- Departure
- 9 min late9 min late9 minutes late
- Arrival
- on-timeon-timeon-time
- Cancelled
- 0
Sep 1
2026
- Departure
- 10 min late10 min late10 minutes late
- Arrival
- 4 min early4 min early4 minutes early
- Cancelled
- 0
Aug 31
2026
- Departure
- 10 min late10 min late10 minutes late
- Arrival
- 2 min late2 min late2 minutes late
- Cancelled
- 0
Aug 30
2026
- Departure
- 7 min late7 min late7 minutes late
- Arrival
- 8 min early8 min early8 minutes early
- Cancelled
- 0
Aug 29
2026
- Departure
- 11 min late11 min late11 minutes late
- Arrival
- 3 min early3 min early3 minutes early
- Cancelled
- 0
Aug 28
2026
- Departure
- 11 min late11 min late11 minutes late
- Arrival
- 1 min early1 min early1 minutes early
- Cancelled
- 0
Aug 27
2026
- Departure
- 9 min late9 min late9 minutes late
- Arrival
- 3 min early3 min early3 minutes early
- Cancelled
- 0
| Date | Departure | Arrival | Cancelled |
|---|---|---|---|
|
Sep 2, 2026 |
9 min late9 min late9 minutes late | on-timeon-timeon-time | 0 |
|
Sep 1, 2026 |
10 min late10 min late10 minutes late | 4 min early4 min early4 minutes early | 0 |
|
Aug 31, 2026 |
10 min late10 min late10 minutes late | 2 min late2 min late2 minutes late | 0 |
|
Aug 30, 2026 |
7 min late7 min late7 minutes late | 8 min early8 min early8 minutes early | 0 |
|
Aug 29, 2026 |
11 min late11 min late11 minutes late | 3 min early3 min early3 minutes early | 0 |
|
Aug 28, 2026 |
11 min late11 min late11 minutes late | 1 min early1 min early1 minutes early | 0 |
|
Aug 27, 2026 |
9 min late9 min late9 minutes late | 3 min early3 min early3 minutes early | 0 |
- Departures
- 11 min late
- 1 min (-9.3%) vs last 30 days
- 30d trend
- Arrivals
- 1 min late
- 2 min (-75.1%) vs last 30 days
- 30d trend
- Cancelled Departures
- 0 flights (30 day total)
Sep 2
2026
- Departure
- 9 min late9 min late9 minutes late
- Arrival
- on-timeon-timeon-time
- Cancelled
- 0
Sep 1
2026
- Departure
- 10 min late10 min late10 minutes late
- Arrival
- 4 min early4 min early4 minutes early
- Cancelled
- 0
Aug 31
2026
- Departure
- 10 min late10 min late10 minutes late
- Arrival
- 2 min late2 min late2 minutes late
- Cancelled
- 0
Aug 30
2026
- Departure
- 7 min late7 min late7 minutes late
- Arrival
- 8 min early8 min early8 minutes early
- Cancelled
- 0
Aug 29
2026
- Departure
- 11 min late11 min late11 minutes late
- Arrival
- 3 min early3 min early3 minutes early
- Cancelled
- 0
Aug 28
2026
- Departure
- 11 min late11 min late11 minutes late
- Arrival
- 1 min early1 min early1 minutes early
- Cancelled
- 0
Aug 27
2026
- Departure
- 9 min late9 min late9 minutes late
- Arrival
- 3 min early3 min early3 minutes early
- Cancelled
- 0
Aug 26
2026
- Departure
- 8 min late8 min late8 minutes late
- Arrival
- on-timeon-timeon-time
- Cancelled
- 0
Aug 25
2026
- Departure
- 15 min late15 min late15 minutes late
- Arrival
- 1 min late1 min late1 minutes late
- Cancelled
- 0
Aug 24
2026
- Departure
- 13 min late13 min late13 minutes late
- Arrival
- 5 min early5 min early5 minutes early
- Cancelled
- 0
Aug 23
2026
- Departure
- 8 min late8 min late8 minutes late
- Arrival
- 1 min late1 min late1 minutes late
- Cancelled
- 0
Aug 22
2026
- Departure
- 11 min late11 min late11 minutes late
- Arrival
- on-timeon-timeon-time
- Cancelled
- 0
Aug 21
2026
- Departure
- 10 min late10 min late10 minutes late
- Arrival
- 4 min late4 min late4 minutes late
- Cancelled
- 0
Aug 20
2026
- Departure
- 10 min late10 min late10 minutes late
- Arrival
- 1 min early1 min early1 minutes early
- Cancelled
- 0
Aug 19
2026
- Departure
- 10 min late10 min late10 minutes late
- Arrival
- 6 min early6 min early6 minutes early
- Cancelled
- 0
Aug 18
2026
- Departure
- 11 min late11 min late11 minutes late
- Arrival
- 3 min early3 min early3 minutes early
- Cancelled
- 0
Aug 17
2026
- Departure
- 14 min late14 min late14 minutes late
- Arrival
- 2 min late2 min late2 minutes late
- Cancelled
- 0
Aug 16
2026
- Departure
- 10 min late10 min late10 minutes late
- Arrival
- 4 min early4 min early4 minutes early
- Cancelled
- 0
Aug 15
2026
- Departure
- 22 min late22 min late22 minutes late
- Arrival
- 17 min late17 min late17 minutes late
- Cancelled
- 0
Aug 14
2026
- Departure
- 16 min late16 min late16 minutes late
- Arrival
- 3 min late3 min late3 minutes late
- Cancelled
- 0
Aug 13
2026
- Departure
- 11 min late11 min late11 minutes late
- Arrival
- 7 min late7 min late7 minutes late
- Cancelled
- 0
Aug 12
2026
- Departure
- 8 min late8 min late8 minutes late
- Arrival
- 1 min early1 min early1 minutes early
- Cancelled
- 0
Aug 11
2026
- Departure
- 12 min late12 min late12 minutes late
- Arrival
- 6 min late6 min late6 minutes late
- Cancelled
- 0
Aug 10
2026
- Departure
- 17 min late17 min late17 minutes late
- Arrival
- 4 min late4 min late4 minutes late
- Cancelled
- 0
Aug 9
2026
- Departure
- 12 min late12 min late12 minutes late
- Arrival
- 2 min early2 min early2 minutes early
- Cancelled
- 0
Aug 8
2026
- Departure
- 9 min late9 min late9 minutes late
- Arrival
- 2 min late2 min late2 minutes late
- Cancelled
- 0
Aug 7
2026
- Departure
- 11 min late11 min late11 minutes late
- Arrival
- on-timeon-timeon-time
- Cancelled
- 0
Aug 6
2026
- Departure
- 11 min late11 min late11 minutes late
- Arrival
- 2 min early2 min early2 minutes early
- Cancelled
- 0
Aug 5
2026
- Departure
- 11 min late11 min late11 minutes late
- Arrival
- on-timeon-timeon-time
- Cancelled
- 0
Aug 4
2026
- Departure
- 11 min late11 min late11 minutes late
- Arrival
- 6 min late6 min late6 minutes late
- Cancelled
- 0
| Date | Departure | Arrival | Cancelled |
|---|---|---|---|
|
Sep 2, 2026 |
9 min late9 min late9 minutes late | on-timeon-timeon-time | 0 |
|
Sep 1, 2026 |
10 min late10 min late10 minutes late | 4 min early4 min early4 minutes early | 0 |
|
Aug 31, 2026 |
10 min late10 min late10 minutes late | 2 min late2 min late2 minutes late | 0 |
|
Aug 30, 2026 |
7 min late7 min late7 minutes late | 8 min early8 min early8 minutes early | 0 |
|
Aug 29, 2026 |
11 min late11 min late11 minutes late | 3 min early3 min early3 minutes early | 0 |
|
Aug 28, 2026 |
11 min late11 min late11 minutes late | 1 min early1 min early1 minutes early | 0 |
|
Aug 27, 2026 |
9 min late9 min late9 minutes late | 3 min early3 min early3 minutes early | 0 |
|
Aug 26, 2026 |
8 min late8 min late8 minutes late | on-timeon-timeon-time | 0 |
|
Aug 25, 2026 |
15 min late15 min late15 minutes late | 1 min late1 min late1 minutes late | 0 |
|
Aug 24, 2026 |
13 min late13 min late13 minutes late | 5 min early5 min early5 minutes early | 0 |
|
Aug 23, 2026 |
8 min late8 min late8 minutes late | 1 min late1 min late1 minutes late | 0 |
|
Aug 22, 2026 |
11 min late11 min late11 minutes late | on-timeon-timeon-time | 0 |
|
Aug 21, 2026 |
10 min late10 min late10 minutes late | 4 min late4 min late4 minutes late | 0 |
|
Aug 20, 2026 |
10 min late10 min late10 minutes late | 1 min early1 min early1 minutes early | 0 |
|
Aug 19, 2026 |
10 min late10 min late10 minutes late | 6 min early6 min early6 minutes early | 0 |
|
Aug 18, 2026 |
11 min late11 min late11 minutes late | 3 min early3 min early3 minutes early | 0 |
|
Aug 17, 2026 |
14 min late14 min late14 minutes late | 2 min late2 min late2 minutes late | 0 |
|
Aug 16, 2026 |
10 min late10 min late10 minutes late | 4 min early4 min early4 minutes early | 0 |
|
Aug 15, 2026 |
22 min late22 min late22 minutes late | 17 min late17 min late17 minutes late | 0 |
|
Aug 14, 2026 |
16 min late16 min late16 minutes late | 3 min late3 min late3 minutes late | 0 |
|
Aug 13, 2026 |
11 min late11 min late11 minutes late | 7 min late7 min late7 minutes late | 0 |
|
Aug 12, 2026 |
8 min late8 min late8 minutes late | 1 min early1 min early1 minutes early | 0 |
|
Aug 11, 2026 |
12 min late12 min late12 minutes late | 6 min late6 min late6 minutes late | 0 |
|
Aug 10, 2026 |
17 min late17 min late17 minutes late | 4 min late4 min late4 minutes late | 0 |
|
Aug 9, 2026 |
12 min late12 min late12 minutes late | 2 min early2 min early2 minutes early | 0 |
|
Aug 8, 2026 |
9 min late9 min late9 minutes late | 2 min late2 min late2 minutes late | 0 |
|
Aug 7, 2026 |
11 min late11 min late11 minutes late | on-timeon-timeon-time | 0 |
|
Aug 6, 2026 |
11 min late11 min late11 minutes late | 2 min early2 min early2 minutes early | 0 |
|
Aug 5, 2026 |
11 min late11 min late11 minutes late | on-timeon-timeon-time | 0 |
|
Aug 4, 2026 |
11 min late11 min late11 minutes late | 6 min late6 min late6 minutes late | 0 |
Global Rankings
Runways
| Runway | Length | Width | Surface |
|---|---|---|---|
| 12,234 ft 3,729 m 12,234 ft · 3,729 m | 151 ft 46 m 151 ft · 46 m | Concrete | |
| 12,234 ft 3,729 m 12,234 ft · 3,729 m | 151 ft 46 m 151 ft · 46 m | Concrete | |
| 10,200 ft 3,109 m 10,200 ft · 3,109 m | 150 ft 46 m 150 ft · 46 m | Closed | |
| 10,223 ft 3,116 m 10,223 ft · 3,116 m | 151 ft 46 m 151 ft · 46 m | Concrete | |
| 10,223 ft 3,116 m 10,223 ft · 3,116 m | 151 ft 46 m 151 ft · 46 m | Concrete |
Runway Length
Runways at Ontario Airport are long enough for all aircraft with known takeoff and landing distances.
Operational Context
Ontario (IATA: ONT) operates around 111 flights per day to 62 nonstop destinations. Its network includes 55 domestic and 7 international routes, with Southwest Airlines as the leading carrier and Denver currently the busiest connection. From ONT, passengers can reach 5 countries across 2 continents, and the longest runway measures 3,729 m (12,234 ft).