Need help booking?
Unpublished phone-only deals available
UBJ to SFF: distance & flight time
Yamaguchi (Yamaguchi Ube Airport) → Spokane (Felts Field)
5,385 mi
8,667 km · 4,680 nm
11h 2m
estimated nonstop flight time
-16h
time difference · heading northeast
See live UBJ→SFF fares Phone-only fares on this route — call free
Flight time details
5,385 miles nonstop takes roughly 11h 2m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 16-hour time set-back when reading arrival times on your ticket.
The two airports
- UBJ — Yamaguchi Ube Airport · Yamaguchi, Japan
- SFF — Felts Field · Spokane, 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 SFF
- GEG · Spokane International Airport11 mi away
- SKA · Fairchild Air Force Base16 mi away
- COE · Coeur D'Alene - Pappy Boyington Field24 mi away
- PUW · Pullman Moscow Regional Airport66 mi away
Frequently asked questions
How far is UBJ from SFF?
The flight distance from Yamaguchi (UBJ) to Spokane (SFF) is 5,385 miles (8,667 km, 4,680 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from UBJ to SFF?
A nonstop flight takes about 11h 2m 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 Spokane?
Spokane is 16 hours behind Yamaguchi.
What is the cheapest way to fly from UBJ to SFF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on UBJ–SFF that never appear on search engines, with no booking fees.