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UBJ to HIO: distance & flight time
Yamaguchi (Yamaguchi Ube Airport) → Hillsboro (Portland Hillsboro Airport)
5,257 mi
8,461 km · 4,568 nm
10h 46m
estimated nonstop flight time
-16h
time difference · heading northeast
See live UBJ→HIO fares Phone-only fares on this route — call free
Flight time details
5,257 miles nonstop takes roughly 10h 46m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 16-hour time set-back when reading arrival times on your ticket.
The two airports
- UBJ — Yamaguchi Ube Airport · Yamaguchi, Japan
- HIO — Portland Hillsboro Airport · Hillsboro, 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 HIO
- PDX · Portland International Airport17 mi away
- TTD · Portland Troutdale Airport27 mi away
- KLS · Southwest Washington Regional Airport40 mi away
- OTK · Tillamook Airport43 mi away
Frequently asked questions
How far is UBJ from HIO?
The flight distance from Yamaguchi (UBJ) to Hillsboro (HIO) is 5,257 miles (8,461 km, 4,568 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from UBJ to HIO?
A nonstop flight takes about 10h 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 Yamaguchi and Hillsboro?
Hillsboro is 16 hours behind Yamaguchi.
What is the cheapest way to fly from UBJ to HIO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on UBJ–HIO that never appear on search engines, with no booking fees.