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SOF to BIR: distance & flight time
Sofia (Sofia Airport) → Biratnagar (Biratnagar Airport)
3,709 mi
5,969 km · 3,223 nm
7h 44m
estimated nonstop flight time
+2.8h
time difference · heading east
See live SOF→BIR fares Phone-only fares on this route — call free
Flight time details
3,709 miles nonstop takes roughly 7h 44m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2.8-hour time gain when reading arrival times on your ticket.
The two airports
- SOF — Sofia Airport · Sofia, Bulgaria
- BIR — Biratnagar Airport · Biratnagar, Nepal
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 BIR
- RJB · Rajbiraj Airport33 mi away
- BHP · Bhojpur Airport48 mi away
- BDP · Bhadrapur Airport51 mi away
- TMI · Tumling Tar Airport58 mi away
Frequently asked questions
How far is SOF from BIR?
The flight distance from Sofia (SOF) to Biratnagar (BIR) is 3,709 miles (5,969 km, 3,223 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SOF to BIR?
A nonstop flight takes about 7h 44m 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 time difference between Sofia and Biratnagar?
Biratnagar is 2.8 hours ahead of Sofia.
What is the cheapest way to fly from SOF to BIR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SOF–BIR that never appear on search engines, with no booking fees.