Need help booking?
Unpublished phone-only deals available
OSN to BWA: distance & flight time
Osan (Osan Air Base) → Bhairawa (Gautam Buddha Airport)
2,608 mi
4,197 km · 2,266 nm
5h 35m
estimated nonstop flight time
-3.2h
time difference · heading west
See live OSN→BWA fares Phone-only fares on this route — call free
Flight time details
2,608 miles nonstop takes roughly 5h 35m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3.2-hour time set-back when reading arrival times on your ticket.
The two airports
- OSN — Osan Air Base · Osan, South Korea
- BWA — Gautam Buddha Airport · Bhairawa, 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 OSN
- ICN · Incheon International Airport41 mi away
- SWU · Suwon Airport10 mi away
- SSN · Seoul Air Base (K-16)25 mi away
- GMP · Gimpo International Airport35 mi away
Near BWA
- MEY · Meghauli Airport50 mi away
- BGL · Baglung Airport51 mi away
- GOP · Gorakhpur Airport53 mi away
- PKR · Pokhara Airport59 mi away
Frequently asked questions
How far is OSN from BWA?
The flight distance from Osan (OSN) to Bhairawa (BWA) is 2,608 miles (4,197 km, 2,266 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OSN to BWA?
A nonstop flight takes about 5h 35m 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 Osan and Bhairawa?
Bhairawa is 3.2 hours behind Osan.
What is the cheapest way to fly from OSN to BWA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OSN–BWA that never appear on search engines, with no booking fees.