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OSN to NMS: distance & flight time
Osan (Osan Air Base) → Namsang (Namsang Airport)
2,081 mi
3,349 km · 1,808 nm
4h 33m
estimated nonstop flight time
-2.5h
time difference · heading southwest
See live OSN→NMS fares Phone-only fares on this route — call free
Flight time details
2,081 miles nonstop takes roughly 4h 33m gate to gate, flying southwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2.5-hour time set-back when reading arrival times on your ticket.
The two airports
- OSN — Osan Air Base · Osan, South Korea
- NMS — Namsang Airport · Namsang, Burma
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 NMS
- HEH · Heho Airport62 mi away
- LIW · Loikaw Airport89 mi away
- MOG · Mong Hsat Airport102 mi away
- HGN · Mae Hong Son Airport111 mi away
Frequently asked questions
How far is OSN from NMS?
The flight distance from Osan (OSN) to Namsang (NMS) is 2,081 miles (3,349 km, 1,808 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OSN to NMS?
A nonstop flight takes about 4h 33m 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 Namsang?
Namsang is 2.5 hours behind Osan.
What is the cheapest way to fly from OSN to NMS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OSN–NMS that never appear on search engines, with no booking fees.