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Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on UBJ–WYS that never appear on search engines, with no booking fees.