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OSN to TRD: distance & flight time
Osan (Osan Air Base) → Trondheim (Trondheim Airport Værnes)
4,664 mi
7,506 km · 4,053 nm
9h 37m
estimated nonstop flight time
-7h
time difference · heading northwest
See live OSN→TRD fares Phone-only fares on this route — call free
Flight time details
4,664 miles nonstop takes roughly 9h 37m 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
- TRD — Trondheim Airport Værnes · Trondheim, Norway
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 TRD
- OLA · Ørland Airport44 mi away
- RRS · Røros Airport62 mi away
- OSY · Namsos Høknesøra Airport73 mi away
- RVK · Rørvik Airport, Ryum96 mi away
Frequently asked questions
How far is OSN from TRD?
The flight distance from Osan (OSN) to Trondheim (TRD) is 4,664 miles (7,506 km, 4,053 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OSN to TRD?
A nonstop flight takes about 9h 37m 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 Trondheim?
Trondheim is 7 hours behind Osan.
What is the cheapest way to fly from OSN to TRD?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OSN–TRD that never appear on search engines, with no booking fees.