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WBU to KUH: distance & flight time
Boulder (Boulder Municipal Airport) → Kushiro (Kushiro Airport)
5,249 mi
8,448 km · 4,561 nm
10h 46m
estimated nonstop flight time
+15h
time difference · heading northwest
See live WBU→KUH fares Phone-only fares on this route — call free
Flight time details
5,249 miles nonstop takes roughly 10h 46m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 15-hour time gain when reading arrival times on your ticket.
The two airports
- WBU — Boulder Municipal Airport · Boulder, United States
- KUH — Kushiro Airport · Kushiro, 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 WBU
- DEN · Denver International Airport32 mi away
- BJC · Rocky Mountain Metropolitan Airport11 mi away
- FNL · Northern Colorado Regional Airport31 mi away
- BFK · Buckley Air Force Base34 mi away
Near KUH
- SHB · Nakashibetsu Airport53 mi away
- OBO · Tokachi-Obihiro Airport54 mi away
- MMB · Memanbetsu Airport58 mi away
- MBE · Monbetsu Airport96 mi away
Frequently asked questions
How far is WBU from KUH?
The flight distance from Boulder (WBU) to Kushiro (KUH) is 5,249 miles (8,448 km, 4,561 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from WBU to KUH?
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 Boulder and Kushiro?
Kushiro is 15 hours ahead of Boulder.
What is the cheapest way to fly from WBU to KUH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on WBU–KUH that never appear on search engines, with no booking fees.