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OSN to BWH: distance & flight time
Osan (Osan Air Base) → Butterworth (Butterworth Airport)
2,757 mi
4,436 km · 2,395 nm
5h 52m
estimated nonstop flight time
-1h
time difference · heading southwest
See live OSN→BWH fares Phone-only fares on this route — call free
Flight time details
2,757 miles nonstop takes roughly 5h 52m gate to gate, flying southwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- OSN — Osan Air Base · Osan, South Korea
- BWH — Butterworth Airport · Butterworth, Malaysia
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 BWH
- PEN · Penang International Airport14 mi away
- AOR · Sultan Abdul Halim Airport50 mi away
- LGK · Langkawi International Airport75 mi away
- IPH · Sultan Azlan Shah Airport79 mi away
Frequently asked questions
How far is OSN from BWH?
The flight distance from Osan (OSN) to Butterworth (BWH) is 2,757 miles (4,436 km, 2,395 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OSN to BWH?
A nonstop flight takes about 5h 52m 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 Butterworth?
Butterworth is 1 hour behind Osan.
What is the cheapest way to fly from OSN to BWH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OSN–BWH that never appear on search engines, with no booking fees.