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BIR to OKM: distance & flight time
Biratnagar (Biratnagar Airport) → Okmulgee (Okmulgee Regional Airport)
8,138 mi
13,096 km · 7,071 nm
16h 25m
estimated nonstop flight time
-10.7h
time difference · heading north
See live BIR→OKM fares Phone-only fares on this route — call free
Flight time details
8,138 miles nonstop takes roughly 16h 25m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 10.7-hour time set-back when reading arrival times on your ticket.
The two airports
- BIR — Biratnagar Airport · Biratnagar, Nepal
- OKM — Okmulgee Regional Airport · Okmulgee, United States
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 OKM
- RVS · Richard Lloyd Jones Jr Airport26 mi away
- TUL · Tulsa International Airport37 mi away
- CUH · Cushing Municipal Airport50 mi away
- MLC · Mc Alester Regional Airport55 mi away
Frequently asked questions
How far is BIR from OKM?
The flight distance from Biratnagar (BIR) to Okmulgee (OKM) is 8,138 miles (13,096 km, 7,071 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BIR to OKM?
A nonstop flight takes about 16h 25m 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 Okmulgee?
Okmulgee is 10.7 hours behind Biratnagar.
What is the cheapest way to fly from BIR to OKM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BIR–OKM that never appear on search engines, with no booking fees.