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ICN to YCM: distance & flight time
Seoul (Incheon International Airport) → Saint Catherines (Niagara District Airport)
6,636 mi
10,680 km · 5,767 nm
13h 29m
estimated nonstop flight time
-13h
time difference · heading north
See live ICN→YCM fares Phone-only fares on this route — call free
Flight time details
6,636 miles nonstop takes roughly 13h 29m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time set-back when reading arrival times on your ticket.
The two airports
- ICN — Incheon International Airport · Seoul, South Korea
- YCM — Niagara District Airport · Saint Catherines, Canada
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 YCM
- YYZ · Lester B. Pearson International Airport41 mi away
- IAG · Niagara Falls International Airport13 mi away
- BUF · Buffalo Niagara International Airport28 mi away
- DU9 · Dunnville Airport31 mi away
Frequently asked questions
How far is ICN from YCM?
The flight distance from Seoul (ICN) to Saint Catherines (YCM) is 6,636 miles (10,680 km, 5,767 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ICN to YCM?
A nonstop flight takes about 13h 29m 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 Saint Catherines?
Saint Catherines is 13 hours behind Seoul.
What is the cheapest way to fly from ICN to YCM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ICN–YCM that never appear on search engines, with no booking fees.