Need help booking?
Unpublished phone-only deals available
CMI to UBJ: distance & flight time
Champaign (University of Illinois Willard Airport) → Yamaguchi (Yamaguchi Ube Airport)
6,737 mi
10,842 km · 5,854 nm
13h 41m
estimated nonstop flight time
+14h
time difference · heading northwest
See live CMI→UBJ fares Phone-only fares on this route — call free
Flight time details
6,737 miles nonstop takes roughly 13h 41m 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
- CMI — University of Illinois Willard Airport · Champaign, 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 CMI
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 CMI from UBJ?
The flight distance from Champaign (CMI) to Yamaguchi (UBJ) is 6,737 miles (10,842 km, 5,854 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CMI to UBJ?
A nonstop flight takes about 13h 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 Champaign and Yamaguchi?
Yamaguchi is 14 hours ahead of Champaign.
What is the cheapest way to fly from CMI to UBJ?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CMI–UBJ that never appear on search engines, with no booking fees.