New Delhi to Attock
1h 16m The flight from Indira Gandhi International Airport (DEL) to Islamabad International Airport (ISB) covers 688 km (428 miles) and takes approximately 1h 16m gate to gate for a typical jet.
The route heads north-west on an initial great-circle bearing of 325°, passing near 31.1° N, 75.0° E at its midpoint.
The route
The great-circle path — the shortest line between the two airports across the curve of the earth. On a flat map it looks bent; on a globe it is straight.
Flight time at different cruise speeds
Aircraft type, winds and routing all move the real number. This is the same distance flown at different speeds, plus the 25-minute ground and climb allowance.
| Typical of | Cruise speed | Airborne | Gate to gate |
|---|---|---|---|
| Turboprop / regional | 550 km/h | 1h 15m | 1h 40m |
| Narrowbody jet (A320, 737) | 780 km/h | 53m | 1h 18m |
| Widebody jet (777, 787, A350) | 900 km/h | 46m | 1h 11m |
| Private jet (Gulfstream) | 850 km/h | 49m | 1h 14m |
Headwinds on an eastbound long-haul routinely add 30–60 minutes; the same route westbound can be quicker. Airlines publish schedules with padding built in.
Both airports
| DEL | ISB | |
|---|---|---|
| Airport | Indira Gandhi International Airport | Islamabad International Airport |
| City | New Delhi | Attock |
| Country | India | Pakistan |
| ICAO | VIDP | OPIS |
| Coordinates | 28.5556, 77.0952 | 33.549, 72.8257 |
| Elevation | 777 ft | 1,761 ft |
Questions
How long is the flight from New Delhi to Attock?
A non-stop flight from New Delhi (DEL) to Attock (ISB) takes about 1h 16m. The great-circle distance is 688 km (428 miles, 372 nautical miles), flying north-west on an initial bearing of 325°.
How far is New Delhi from Attock?
688 kilometres in a straight line over the earth's surface — 428 miles or 372 nautical miles. Actual flown distance is usually 2–5% longer because aircraft follow airways, avoid weather and route around restricted airspace.
Is there a non-stop flight between DEL and ISB?
This page calculates the direct-line time and distance; it does not track airline schedules. At 688 km the route is comfortably within range of a non-stop service if an airline chooses to fly it. Check an airline or booking site for what is actually scheduled.
Airport coordinates from OurAirports (public domain). Distance is a great-circle calculation; flight time uses the model described on the method page. Flight times are great-circle estimates for planning only — always check the airline's published schedule.