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SOF to ISB: distance & flight time
Sofia (Sofia Airport) → Islamabad (New Islamabad International Airport)
2,720 mi
4,377 km · 2,364 nm
5h 48m
estimated nonstop flight time
—
time difference · heading east
See live SOF→ISB fares Phone-only fares on this route — call free
Flight time details
2,720 miles nonstop takes roughly 5h 48m 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
- SOF — Sofia Airport · Sofia, Bulgaria
- 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 SOF
- PDV · Plovdiv International Airport85 mi away
- INI · Nis Airport90 mi away
- SKP · Skopje Alexander the Great Airport105 mi away
- CRA · Craiova Airport115 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 SOF from ISB?
The flight distance from Sofia (SOF) to Islamabad (ISB) is 2,720 miles (4,377 km, 2,364 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SOF to ISB?
A nonstop flight takes about 5h 48m 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 SOF to ISB?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SOF–ISB that never appear on search engines, with no booking fees.