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AST to UBJ: distance & flight time
Astoria (Astoria Regional Airport) → Yamaguchi (Yamaguchi Ube Airport)
5,196 mi
8,362 km · 4,515 nm
10h 39m
estimated nonstop flight time
+16h
time difference · heading northwest
See live AST→UBJ fares Phone-only fares on this route — call free
Flight time details
5,196 miles nonstop takes roughly 10h 39m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 16-hour time gain when reading arrival times on your ticket.
The two airports
- AST — Astoria Regional Airport · Astoria, 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 AST
- KLS · Southwest Washington Regional Airport47 mi away
- OTK · Tillamook Airport51 mi away
- HQM · Bowerman Airport56 mi away
- CLS · Chehalis Centralia Airport56 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 AST from UBJ?
The flight distance from Astoria (AST) to Yamaguchi (UBJ) is 5,196 miles (8,362 km, 4,515 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from AST to UBJ?
A nonstop flight takes about 10h 39m 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 Astoria and Yamaguchi?
Yamaguchi is 16 hours ahead of Astoria.
What is the cheapest way to fly from AST to UBJ?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on AST–UBJ that never appear on search engines, with no booking fees.