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YSL to ICN: distance & flight time
St Leonard (St Leonard Airport) → Seoul (Incheon International Airport)
6,523 mi
10,498 km · 5,669 nm
13h 15m
estimated nonstop flight time
—
time difference · heading north
See live YSL→ICN fares Phone-only fares on this route — call free
Flight time details
6,523 miles nonstop takes roughly 13h 15m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- YSL — St Leonard Airport · St Leonard, Canada
- ICN — Incheon International Airport · Seoul, 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 YSL
- CAR · Caribou Municipal Airport22 mi away
- WFK · Northern Aroostook Regional Airport24 mi away
- PQI · Northern Maine Regional Airport at Presque Isle34 mi away
- HUL · Houlton International Airport71 mi away
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
Frequently asked questions
How far is YSL from ICN?
The flight distance from St Leonard (YSL) to Seoul (ICN) is 6,523 miles (10,498 km, 5,669 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YSL to ICN?
A nonstop flight takes about 13h 15m 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 cheapest way to fly from YSL to ICN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YSL–ICN that never appear on search engines, with no booking fees.