Islamabad (IATA: ISB) operates around 64 flights per day to 33 nonstop destinations. Its network includes 4 domestic and 28 international routes, with Pakistan International Airlines as the leading carrier and Karachi currently the busiest connection. From ISB, passengers can reach 17 countries across 4 continents, and the longest runway measures 3,658 m (12,001 ft).
Route Network
Islamabad Airport connects 32 destinations worldwide, with Karachi standing out as its busiest route. The longest nonstop flight is to Toronto, and the shortest flight is to Lahore.
Route and destination data updated October 18, 2026.
Islamabad Airport is served by 27 airlines, with Pakistan International Airlines in the lead at 25% of routes. The top three carriers together cover 49% of routes. 20 carriers operate only one route each. A total of 26 airlines operate international routes, compared with five airlines serving domestic routes. Pakistan International Airlines is operating the longest nonstop flight, connecting to Toronto with a flight time of 13 hrs 45 mins.
Islamabad Airport provides direct service to 17 countries across four continents. The route network is 13% domestic and 87% international. Saudi Arabia is the primary international destination.
Delays
Delay data is not available yet for this airport.
Delay data is not available yet for this airport.
Delay data is not available yet for this airport.
Global Rankings
Runways
| Runway | Length | Width | Surface |
|---|---|---|---|
| 12,001 ft 3,658 m 12,001 ft · 3,658 m | 147 ft 45 m 147 ft · 45 m | Asphalt | |
| 12,001 ft 3,658 m 12,001 ft · 3,658 m | 147 ft 45 m 147 ft · 45 m | Asphalt | |
| 12,001 ft 3,658 m 12,001 ft · 3,658 m | 197 ft 60 m 197 ft · 60 m | Asphalt | |
| 12,001 ft 3,658 m 12,001 ft · 3,658 m | 197 ft 60 m 197 ft · 60 m | Asphalt |
Runway Length
Runways at Islamabad Airport are long enough for all aircraft with known takeoff and landing distances.