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GRO to OSN: distance & flight time
Gerona (Girona Airport) → Osan (Osan Air Base)
5,947 mi
9,571 km · 5,168 nm
12h 8m
estimated nonstop flight time
+7h
time difference · heading northeast
See live GRO→OSN fares Phone-only fares on this route — call free
Flight time details
5,947 miles nonstop takes roughly 12h 8m 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
- GRO — Girona Airport · Gerona, Spain
- 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 GRO
- BCN · Barcelona International Airport55 mi away
- QSA · Sabadell Airport43 mi away
- PGF · Perpignan-Rivesaltes (Llabanère) Airport58 mi away
- LEU · Pirineus - la Seu d'Urgel 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 GRO from OSN?
The flight distance from Gerona (GRO) to Osan (OSN) is 5,947 miles (9,571 km, 5,168 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GRO to OSN?
A nonstop flight takes about 12h 8m 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 Gerona and Osan?
Osan is 7 hours ahead of Gerona.
What is the cheapest way to fly from GRO to OSN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GRO–OSN that never appear on search engines, with no booking fees.