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GMP to MTJ: distance & flight time
Seoul (Gimpo International Airport) → Montrose CO (Montrose Regional Airport)
6,135 mi
9,874 km · 5,332 nm
12h 30m
estimated nonstop flight time
-15h
time difference · heading northeast
See live GMP→MTJ fares Phone-only fares on this route — call free
Flight time details
6,135 miles nonstop takes roughly 12h 30m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 15-hour time set-back when reading arrival times on your ticket.
The two airports
- GMP — Gimpo International Airport · Seoul, South Korea
- MTJ — Montrose Regional Airport · Montrose CO, United States
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 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
Near MTJ
- TEX · Telluride Regional Airport38 mi away
- GUC · Gunnison Crested Butte Regional Airport52 mi away
- GJT · Grand Junction Regional Airport54 mi away
- RIL · Garfield County Regional Airport71 mi away
Frequently asked questions
How far is GMP from MTJ?
The flight distance from Seoul (GMP) to Montrose CO (MTJ) is 6,135 miles (9,874 km, 5,332 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GMP to MTJ?
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 Montrose CO?
Montrose CO is 15 hours behind Seoul.
What is the cheapest way to fly from GMP to MTJ?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GMP–MTJ that never appear on search engines, with no booking fees.