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KMG to OSN: distance & flight time
Kunming (Kunming Changshui International Airport) → Osan (Osan Air Base)
1,642 mi
2,642 km · 1,427 nm
3h 41m
estimated nonstop flight time
+1h
time difference · heading northeast
See live KMG→OSN fares Phone-only fares on this route — call free
Flight time details
1,642 miles nonstop takes roughly 3h 41m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- KMG — Kunming Changshui International Airport · Kunming, China
- OSN — Osan Air Base · Osan, South Korea
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 KMG
- YUA · Yuanmou Air Base79 mi away
- PZI · Bao'anying Airport122 mi away
- ACX · Xingyi Airport127 mi away
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
Frequently asked questions
How far is KMG from OSN?
The flight distance from Kunming (KMG) to Osan (OSN) is 1,642 miles (2,642 km, 1,427 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KMG to OSN?
A nonstop flight takes about 3h 41m 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 Kunming and Osan?
Osan is 1 hour ahead of Kunming.
What is the cheapest way to fly from KMG to OSN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KMG–OSN that never appear on search engines, with no booking fees.