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UBJ to STK: distance & flight time
Yamaguchi (Yamaguchi Ube Airport) → Sterling (Sterling Municipal Airport)
6,226 mi
10,020 km · 5,411 nm
12h 41m
estimated nonstop flight time
-15h
time difference · heading northeast
See live UBJ→STK fares Phone-only fares on this route — call free
Flight time details
6,226 miles nonstop takes roughly 12h 41m 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
- STK — Sterling Municipal Airport · Sterling, 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 STK
- AKO · Colorado Plains Regional Airport30 mi away
- SNY · Sidney Municipal-Lloyd W Carr Field37 mi away
- DEN · Denver International Airport91 mi away
- GXY · Greeley–Weld County Airport73 mi away
Frequently asked questions
How far is UBJ from STK?
The flight distance from Yamaguchi (UBJ) to Sterling (STK) is 6,226 miles (10,020 km, 5,411 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from UBJ to STK?
A nonstop flight takes about 12h 41m 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 Sterling?
Sterling is 15 hours behind Yamaguchi.
What is the cheapest way to fly from UBJ to STK?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on UBJ–STK that never appear on search engines, with no booking fees.