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GMP to KUM: distance & flight time
Seoul (Gimpo International Airport) → Yakushima (Yakushima Airport)
543 mi
873 km · 472 nm
1h 39m
estimated nonstop flight time
Same time
time difference · heading southeast
See live GMP→KUM fares Phone-only fares on this route — call free
Flight time details
543 miles nonstop takes roughly 1h 39m gate to gate, flying southeast. 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
- GMP — Gimpo International Airport · Seoul, South Korea
- KUM — Yakushima Airport · Yakushima, Japan
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 KUM
- TNE · New Tanegashima Airport25 mi away
- KOJ · Kagoshima Airport98 mi away
- KMI · Miyazaki Airport113 mi away
- ASJ · Amami Airport147 mi away
Frequently asked questions
How far is GMP from KUM?
The flight distance from Seoul (GMP) to Yakushima (KUM) is 543 miles (873 km, 472 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GMP to KUM?
A nonstop flight takes about 1h 39m 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 GMP to KUM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GMP–KUM that never appear on search engines, with no booking fees.