Need help booking?
Unpublished phone-only deals available
IST to ISB: distance & flight time
Istanbul (Istanbul Airport) → Islamabad (New Islamabad International Airport)
2,451 mi
3,944 km · 2,130 nm
5h 16m
estimated nonstop flight time
—
time difference · heading east
See live IST→ISB fares Phone-only fares on this route — call free
Flight time details
2,451 miles nonstop takes roughly 5h 16m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- IST — Istanbul Airport · Istanbul, Turkey
- ISB — New Islamabad International Airport · Islamabad, Pakistan
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near IST
- ISL · Atatürk International Airport21 mi away
- SAW · Sabiha Gökçen International Airport39 mi away
- TEQ · Tekirdağ Çorlu Airport44 mi away
- BTZ · Bursa Airport73 mi away
Near ISB
- ATG · Minhas Air Base34 mi away
- XJM · Mangla Airport58 mi away
- RAZ · Rawalakot Airport58 mi away
- MFG · Muzaffarabad Airport66 mi away
Frequently asked questions
How far is IST from ISB?
The flight distance from Istanbul (IST) to Islamabad (ISB) is 2,451 miles (3,944 km, 2,130 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IST to ISB?
A nonstop flight takes about 5h 16m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the cheapest way to fly from IST to ISB?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IST–ISB that never appear on search engines, with no booking fees.