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OSN to LEU: distance & flight time
Osan (Osan Air Base) → Seo De Urgel (Pirineus - la Seu d'Urgel Airport)
5,970 mi
9,607 km · 5,188 nm
12h 10m
estimated nonstop flight time
-7h
time difference · heading northwest
See live OSN→LEU fares Phone-only fares on this route — call free
Flight time details
5,970 miles nonstop takes roughly 12h 10m 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
- LEU — Pirineus - la Seu d'Urgel Airport · Seo De Urgel, Spain
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 LEU
- BCN · Barcelona International Airport80 mi away
- ILD · Lleida-Alguaire Airport62 mi away
- QSA · Sabadell Airport67 mi away
- GRO · Girona Airport76 mi away
Frequently asked questions
How far is OSN from LEU?
The flight distance from Osan (OSN) to Seo De Urgel (LEU) is 5,970 miles (9,607 km, 5,188 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OSN to LEU?
A nonstop flight takes about 12h 10m 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 Seo De Urgel?
Seo De Urgel is 7 hours behind Osan.
What is the cheapest way to fly from OSN to LEU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OSN–LEU that never appear on search engines, with no booking fees.