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GMP to MWH: distance & flight time
Seoul (Gimpo International Airport) → Grant County Airport (Grant County International Airport)
5,303 mi
8,534 km · 4,608 nm
10h 52m
estimated nonstop flight time
-16h
time difference · heading northeast
See live GMP→MWH fares Phone-only fares on this route — call free
Flight time details
5,303 miles nonstop takes roughly 10h 52m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 16-hour time set-back when reading arrival times on your ticket.
The two airports
- GMP — Gimpo International Airport · Seoul, South Korea
- MWH — Grant County International Airport · Grant County Airport, 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 MWH
- EAT · Pangborn Memorial Airport44 mi away
- PSC · Tri Cities Airport66 mi away
- YKM · Yakima Air Terminal McAllister Field73 mi away
- SKA · Fairchild Air Force Base83 mi away
Frequently asked questions
How far is GMP from MWH?
The flight distance from Seoul (GMP) to Grant County Airport (MWH) is 5,303 miles (8,534 km, 4,608 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GMP to MWH?
A nonstop flight takes about 10h 52m 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 Grant County Airport?
Grant County Airport is 16 hours behind Seoul.
What is the cheapest way to fly from GMP to MWH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GMP–MWH that never appear on search engines, with no booking fees.