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HIO to KUM: distance & flight time
Hillsboro (Portland Hillsboro Airport) → Yakushima (Yakushima Airport)
5,460 mi
8,786 km · 4,744 nm
11h 10m
estimated nonstop flight time
+16h
time difference · heading northwest
See live HIO→KUM fares Phone-only fares on this route — call free
Flight time details
5,460 miles nonstop takes roughly 11h 10m 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
- HIO — Portland Hillsboro Airport · Hillsboro, United States
- KUM — Yakushima Airport · Yakushima, 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 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
Near KUM
- TNE · New Tanegashima Airport25 mi away
- KOJ · Kagoshima Airport98 mi away
- KMI · Miyazaki Airport113 mi away
- ASJ · Amami Airport147 mi away
Frequently asked questions
How far is HIO from KUM?
The flight distance from Hillsboro (HIO) to Yakushima (KUM) is 5,460 miles (8,786 km, 4,744 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HIO to KUM?
A nonstop flight takes about 11h 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 Hillsboro and Yakushima?
Yakushima is 16 hours ahead of Hillsboro.
What is the cheapest way to fly from HIO to KUM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HIO–KUM that never appear on search engines, with no booking fees.