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OSN to UTC: distance & flight time
Osan (Osan Air Base) → Soesterberg (Soesterberg Air Base)
5,347 mi
8,605 km · 4,646 nm
10h 57m
estimated nonstop flight time
-7h
time difference · heading northwest
See live OSN→UTC fares Phone-only fares on this route — call free
Flight time details
5,347 miles nonstop takes roughly 10h 57m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time set-back when reading arrival times on your ticket.
The two airports
- OSN — Osan Air Base · Osan, South Korea
- UTC — Soesterberg Air Base · Soesterberg, Netherlands
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 UTC
- AMS · Amsterdam Airport Schiphol25 mi away
- LEY · Lelystad Airport25 mi away
- LID · Valkenburg Naval Air Base36 mi away
- RTM · Rotterdam The Hague Airport38 mi away
Frequently asked questions
How far is OSN from UTC?
The flight distance from Osan (OSN) to Soesterberg (UTC) is 5,347 miles (8,605 km, 4,646 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OSN to UTC?
A nonstop flight takes about 10h 57m 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 Soesterberg?
Soesterberg is 7 hours behind Osan.
What is the cheapest way to fly from OSN to UTC?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OSN–UTC that never appear on search engines, with no booking fees.