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ISU to BIR: distance & flight time
Sulaymaniyah (Sulaymaniyah International Airport) → Biratnagar (Biratnagar Airport)
2,542 mi
4,090 km · 2,209 nm
5h 27m
estimated nonstop flight time
+2.8h
time difference · heading east
See live ISU→BIR fares Phone-only fares on this route — call free
Flight time details
2,542 miles nonstop takes roughly 5h 27m 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
- ISU — Sulaymaniyah International Airport · Sulaymaniyah, Iraq
- 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 ISU
- KIK · Kirkuk Air Base55 mi away
- EBL · Erbil International Airport89 mi away
- SDG · Sanandaj Airport98 mi away
- XQC · Joint Base Balad124 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 ISU from BIR?
The flight distance from Sulaymaniyah (ISU) to Biratnagar (BIR) is 2,542 miles (4,090 km, 2,209 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ISU to BIR?
A nonstop flight takes about 5h 27m 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 Sulaymaniyah and Biratnagar?
Biratnagar is 2.8 hours ahead of Sulaymaniyah.
What is the cheapest way to fly from ISU to BIR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ISU–BIR that never appear on search engines, with no booking fees.