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YEC to GMP: distance & flight time
Yechon (Yecheon Airbase) → Seoul (Gimpo International Airport)
107 mi
173 km · 93 nm
45m
estimated nonstop flight time
Same time
time difference · heading northwest
See live YEC→GMP fares Phone-only fares on this route — call free
Flight time details
107 miles nonstop takes roughly 45m gate to gate, flying northwest. 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
- YEC — Yecheon Airbase · Yechon, South Korea
- 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 YEC
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 YEC from GMP?
The flight distance from Yechon (YEC) to Seoul (GMP) is 107 miles (173 km, 93 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YEC to GMP?
A nonstop flight takes about 45m 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 YEC to GMP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YEC–GMP that never appear on search engines, with no booking fees.