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YSP to UBJ: distance & flight time
Marathon (Marathon Airport) → Yamaguchi (Yamaguchi Ube Airport)
6,272 mi
10,094 km · 5,450 nm
12h 46m
estimated nonstop flight time
+13h
time difference · heading northwest
See live YSP→UBJ fares Phone-only fares on this route — call free
Flight time details
6,272 miles nonstop takes roughly 12h 46m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time gain when reading arrival times on your ticket.
The two airports
- YSP — Marathon Airport · Marathon, Canada
- 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 YSP
- YMG · Manitouwadge Airport32 mi away
- YGQ · Geraldton Greenstone Regional Airport76 mi away
- YHN · Hornepayne Municipal Airport78 mi away
- YXZ · Wawa Airport90 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 YSP from UBJ?
The flight distance from Marathon (YSP) to Yamaguchi (UBJ) is 6,272 miles (10,094 km, 5,450 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YSP to UBJ?
A nonstop flight takes about 12h 46m 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 Marathon and Yamaguchi?
Yamaguchi is 13 hours ahead of Marathon.
What is the cheapest way to fly from YSP to UBJ?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YSP–UBJ that never appear on search engines, with no booking fees.