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OSN to KOE: distance & flight time
Osan (Osan Air Base) → Kupang (El Tari Airport)
3,273 mi
5,267 km · 2,844 nm
6h 53m
estimated nonstop flight time
-1h
time difference · heading south
See live OSN→KOE fares Phone-only fares on this route — call free
Flight time details
3,273 miles nonstop takes roughly 6h 53m gate to gate, flying south. 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
- KOE — El Tari Airport · Kupang, Indonesia
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 KOE
- UAI · Suai Airport125 mi away
- MOF · Maumere(Wai Oti) Airport144 mi away
Frequently asked questions
How far is OSN from KOE?
The flight distance from Osan (OSN) to Kupang (KOE) is 3,273 miles (5,267 km, 2,844 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OSN to KOE?
A nonstop flight takes about 6h 53m 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 Kupang?
Kupang is 1 hour behind Osan.
What is the cheapest way to fly from OSN to KOE?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OSN–KOE that never appear on search engines, with no booking fees.