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GMP to OJC: distance & flight time
Seoul (Gimpo International Airport) → Olathe (Johnson County Executive Airport)
6,535 mi
10,517 km · 5,679 nm
13h 17m
estimated nonstop flight time
-14h
time difference · heading northeast
See live GMP→OJC fares Phone-only fares on this route — call free
Flight time details
6,535 miles nonstop takes roughly 13h 17m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time set-back when reading arrival times on your ticket.
The two airports
- GMP — Gimpo International Airport · Seoul, South Korea
- OJC — Johnson County Executive Airport · Olathe, 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 OJC
- JCI · New Century Aircenter Airport8 mi away
- MKC · Charles B. Wheeler Downtown Airport21 mi away
- LWC · Lawrence Municipal Airport28 mi away
- MCI · Kansas City International Airport31 mi away
Frequently asked questions
How far is GMP from OJC?
The flight distance from Seoul (GMP) to Olathe (OJC) is 6,535 miles (10,517 km, 5,679 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GMP to OJC?
A nonstop flight takes about 13h 17m 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 Olathe?
Olathe is 14 hours behind Seoul.
What is the cheapest way to fly from GMP to OJC?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GMP–OJC that never appear on search engines, with no booking fees.