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UBJ to RFD: distance & flight time
Yamaguchi (Yamaguchi Ube Airport) → Rockford (Chicago Rockford International Airport)
6,589 mi
10,603 km · 5,725 nm
13h 23m
estimated nonstop flight time
-14h
time difference · heading northeast
See live UBJ→RFD fares Phone-only fares on this route — call free
Flight time details
6,589 miles nonstop takes roughly 13h 23m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time set-back when reading arrival times on your ticket.
The two airports
- UBJ — Yamaguchi Ube Airport · Yamaguchi, Japan
- RFD — Chicago Rockford International Airport · Rockford, 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 RFD
Frequently asked questions
How far is UBJ from RFD?
The flight distance from Yamaguchi (UBJ) to Rockford (RFD) is 6,589 miles (10,603 km, 5,725 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from UBJ to RFD?
A nonstop flight takes about 13h 23m 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 Rockford?
Rockford is 14 hours behind Yamaguchi.
What is the cheapest way to fly from UBJ to RFD?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on UBJ–RFD that never appear on search engines, with no booking fees.