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BIR to OKA: distance & flight time
Biratnagar (Biratnagar Airport) → Okinawa (Naha Airport)
2,490 mi
4,007 km · 2,164 nm
5h 21m
estimated nonstop flight time
+3.3h
time difference · heading east
See live BIR→OKA fares Phone-only fares on this route — call free
Flight time details
2,490 miles nonstop takes roughly 5h 21m gate to gate, flying east. 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
- OKA — Naha Airport · Okinawa, 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 OKA
- DNA · Kadena Air Base13 mi away
- KJP · Kerama Airport22 mi away
- AGJ · Aguni Airport37 mi away
- IEJ · Ie Jima Airport37 mi away
Frequently asked questions
How far is BIR from OKA?
The flight distance from Biratnagar (BIR) to Okinawa (OKA) is 2,490 miles (4,007 km, 2,164 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BIR to OKA?
A nonstop flight takes about 5h 21m 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 Okinawa?
Okinawa is 3.3 hours ahead of Biratnagar.
What is the cheapest way to fly from BIR to OKA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BIR–OKA that never appear on search engines, with no booking fees.