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ICN to LEN: distance & flight time
Seoul (Incheon International Airport) → Leon (Leon Airport)
6,140 mi
9,881 km · 5,335 nm
12h 30m
estimated nonstop flight time
-7h
time difference · heading northwest
See live ICN→LEN fares Phone-only fares on this route — call free
Flight time details
6,140 miles nonstop takes roughly 12h 30m 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
- ICN — Incheon International Airport · Seoul, South Korea
- LEN — Leon Airport · Leon, 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 ICN
- GMP · Gimpo International Airport20 mi away
- SWU · Suwon Airport34 mi away
- SSN · Seoul Air Base (K-16)36 mi away
- OSN · Osan Air Base41 mi away
Near LEN
- OVD · Asturias Airport70 mi away
- VLL · Valladolid Airport74 mi away
- BGC · Bragança Airport74 mi away
- RGS · Burgos Airport105 mi away
Frequently asked questions
How far is ICN from LEN?
The flight distance from Seoul (ICN) to Leon (LEN) is 6,140 miles (9,881 km, 5,335 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ICN to LEN?
A nonstop flight takes about 12h 30m 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 Seoul and Leon?
Leon is 7 hours behind Seoul.
What is the cheapest way to fly from ICN to LEN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ICN–LEN that never appear on search engines, with no booking fees.