Need help booking?
Unpublished phone-only deals available
TOS to OSN: distance & flight time
Tromso (Tromsø Airport,) → Osan (Osan Air Base)
4,239 mi
6,822 km · 3,683 nm
8h 47m
estimated nonstop flight time
+7h
time difference · heading northeast
See live TOS→OSN fares Phone-only fares on this route — call free
Flight time details
4,239 miles nonstop takes roughly 8h 47m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time gain when reading arrival times on your ticket.
The two airports
- TOS — Tromsø Airport, · Tromso, Norway
- 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 TOS
- BDU · Bardufoss Airport44 mi away
- SOJ · Sørkjosen Airport49 mi away
- ANX · Andøya Airport72 mi away
- HAA · Hasvik Airport94 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 TOS from OSN?
The flight distance from Tromso (TOS) to Osan (OSN) is 4,239 miles (6,822 km, 3,683 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from TOS to OSN?
A nonstop flight takes about 8h 47m 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 Tromso and Osan?
Osan is 7 hours ahead of Tromso.
What is the cheapest way to fly from TOS to OSN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on TOS–OSN that never appear on search engines, with no booking fees.