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YCM to GMP: distance & flight time
Saint Catherines (Niagara District Airport) → Seoul (Gimpo International Airport)
6,625 mi
10,661 km · 5,757 nm
13h 27m
estimated nonstop flight time
+13h
time difference · heading north
See live YCM→GMP fares Phone-only fares on this route — call free
Flight time details
6,625 miles nonstop takes roughly 13h 27m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time gain when reading arrival times on your ticket.
The two airports
- YCM — Niagara District Airport · Saint Catherines, Canada
- GMP — Gimpo 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 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
Near GMP
- ICN · Incheon International Airport20 mi away
- SSN · Seoul Air Base (K-16)19 mi away
- SWU · Suwon Airport25 mi away
- OSN · Osan Air Base35 mi away
Frequently asked questions
How far is YCM from GMP?
The flight distance from Saint Catherines (YCM) to Seoul (GMP) is 6,625 miles (10,661 km, 5,757 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YCM to GMP?
A nonstop flight takes about 13h 27m 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 Saint Catherines and Seoul?
Seoul is 13 hours ahead of Saint Catherines.
What is the cheapest way to fly from YCM to GMP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YCM–GMP that never appear on search engines, with no booking fees.