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Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on LEU–OSN that never appear on search engines, with no booking fees.