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FRO to OSN: distance & flight time
Floro (Florø Airport) → Osan (Osan Air Base)
4,890 mi
7,870 km · 4,250 nm
10h 3m
estimated nonstop flight time
+7h
time difference · heading northeast
See live FRO→OSN fares Phone-only fares on this route — call free
Flight time details
4,890 miles nonstop takes roughly 10h 3m 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
- FRO — Florø Airport · Floro, 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 FRO
- SDN · Sandane Airport (Anda)39 mi away
- HOV · Ørsta-Volda Airport, Hovden54 mi away
- AES · Ålesund Airport76 mi away
- SOG · Sogndal Airport76 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 FRO from OSN?
The flight distance from Floro (FRO) to Osan (OSN) is 4,890 miles (7,870 km, 4,250 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from FRO to OSN?
A nonstop flight takes about 10h 3m 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 Floro and Osan?
Osan is 7 hours ahead of Floro.
What is the cheapest way to fly from FRO to OSN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on FRO–OSN that never appear on search engines, with no booking fees.