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OSN to ATW: distance & flight time
Osan (Osan Air Base) → Appleton (Appleton International Airport)
6,392 mi
10,288 km · 5,555 nm
13h
estimated nonstop flight time
-14h
time difference · heading northeast
See live OSN→ATW fares Phone-only fares on this route — call free
Flight time details
6,392 miles nonstop takes roughly 13h gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time set-back when reading arrival times on your ticket.
The two airports
- OSN — Osan Air Base · Osan, South Korea
- ATW — Appleton International Airport · Appleton, United States
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 ATW
- OSH · Wittman Regional Airport19 mi away
- GRB · Austin Straubel International Airport25 mi away
- FLD · Fond du Lac County Airport34 mi away
- SBM · Sheboygan County Memorial Airport47 mi away
Frequently asked questions
How far is OSN from ATW?
The flight distance from Osan (OSN) to Appleton (ATW) is 6,392 miles (10,288 km, 5,555 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OSN to ATW?
A nonstop flight takes about 13h 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 Appleton?
Appleton is 14 hours behind Osan.
What is the cheapest way to fly from OSN to ATW?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OSN–ATW that never appear on search engines, with no booking fees.