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WYS to UBJ: distance & flight time
West Yellowstone (Yellowstone Airport) → Yamaguchi (Yamaguchi Ube Airport)
5,745 mi
9,246 km · 4,993 nm
11h 44m
estimated nonstop flight time
+15h
time difference · heading northwest
See live WYS→UBJ fares Phone-only fares on this route — call free
Flight time details
5,745 miles nonstop takes roughly 11h 44m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 15-hour time gain when reading arrival times on your ticket.
The two airports
- WYS — Yellowstone Airport · West Yellowstone, United States
- UBJ — Yamaguchi Ube Airport · Yamaguchi, 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 WYS
- BZN · Gallatin Field75 mi away
- JAC · Jackson Hole Airport77 mi away
- LVM · Mission Field77 mi away
- IDA · Idaho Falls Regional Airport94 mi away
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
Frequently asked questions
How far is WYS from UBJ?
The flight distance from West Yellowstone (WYS) to Yamaguchi (UBJ) is 5,745 miles (9,246 km, 4,993 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from WYS to UBJ?
A nonstop flight takes about 11h 44m 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 West Yellowstone and Yamaguchi?
Yamaguchi is 15 hours ahead of West Yellowstone.
What is the cheapest way to fly from WYS to UBJ?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on WYS–UBJ that never appear on search engines, with no booking fees.