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BIR to OKJ: distance & flight time
Biratnagar (Biratnagar Airport) → Okayama (Okayama Airport)
2,803 mi
4,512 km · 2,436 nm
5h 58m
estimated nonstop flight time
+3.3h
time difference · heading northeast
See live BIR→OKJ fares Phone-only fares on this route — call free
Flight time details
2,803 miles nonstop takes roughly 5h 58m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3.3-hour time gain when reading arrival times on your ticket.
The two airports
- BIR — Biratnagar Airport · Biratnagar, Nepal
- OKJ — Okayama Airport · Okayama, Japan
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 BIR
- RJB · Rajbiraj Airport33 mi away
- BHP · Bhojpur Airport48 mi away
- BDP · Bhadrapur Airport51 mi away
- TMI · Tumling Tar Airport58 mi away
Near OKJ
- TAK · Takamatsu Airport39 mi away
- TTJ · Tottori Airport56 mi away
- HIJ · Hiroshima Airport58 mi away
- TKS · Tokushima Airport/JMSDF Air Base61 mi away
Frequently asked questions
How far is BIR from OKJ?
The flight distance from Biratnagar (BIR) to Okayama (OKJ) is 2,803 miles (4,512 km, 2,436 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BIR to OKJ?
A nonstop flight takes about 5h 58m 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 Biratnagar and Okayama?
Okayama is 3.3 hours ahead of Biratnagar.
What is the cheapest way to fly from BIR to OKJ?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BIR–OKJ that never appear on search engines, with no booking fees.