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UBJ to KUM: distance & flight time
Yamaguchi (Yamaguchi Ube Airport) → Yakushima (Yakushima Airport)
248 mi
398 km · 215 nm
1h 7m
estimated nonstop flight time
Same time
time difference · heading south
See live UBJ→KUM fares Phone-only fares on this route — call free
Flight time details
248 miles nonstop takes roughly 1h 7m gate to gate, flying south. 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
- UBJ — Yamaguchi Ube Airport · Yamaguchi, Japan
- 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 UBJ
- KKJ · Kitakyūshū Airport15 mi away
- OIT · Oita Airport41 mi away
- FUK · Fukuoka Airport53 mi away
- IWK · Iwakuni Marine Corps Air Station57 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 UBJ from KUM?
The flight distance from Yamaguchi (UBJ) to Yakushima (KUM) is 248 miles (398 km, 215 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from UBJ to KUM?
A nonstop flight takes about 1h 7m 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 UBJ to KUM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on UBJ–KUM that never appear on search engines, with no booking fees.