Need help booking?
Unpublished phone-only deals available
GRB to UBJ: distance & flight time
Green Bay (Austin Straubel International Airport) → Yamaguchi (Yamaguchi Ube Airport)
6,481 mi
10,430 km · 5,632 nm
13h 10m
estimated nonstop flight time
+14h
time difference · heading northwest
See live GRB→UBJ fares Phone-only fares on this route — call free
Flight time details
6,481 miles nonstop takes roughly 13h 10m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time gain when reading arrival times on your ticket.
The two airports
- GRB — Austin Straubel International Airport · Green Bay, 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 GRB
- ATW · Appleton International Airport25 mi away
- OSH · Wittman Regional Airport41 mi away
- MNM · Menominee Regional Airport50 mi away
- SBM · Sheboygan County Memorial Airport51 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 GRB from UBJ?
The flight distance from Green Bay (GRB) to Yamaguchi (UBJ) is 6,481 miles (10,430 km, 5,632 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GRB to UBJ?
A nonstop flight takes about 13h 10m 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 Green Bay and Yamaguchi?
Yamaguchi is 14 hours ahead of Green Bay.
What is the cheapest way to fly from GRB to UBJ?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GRB–UBJ that never appear on search engines, with no booking fees.