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WBU to OIM: distance & flight time
Boulder (Boulder Municipal Airport) → Oshima (Oshima Airport)
5,833 mi
9,388 km · 5,069 nm
11h 54m
estimated nonstop flight time
+15h
time difference · heading northwest
See live WBU→OIM fares Phone-only fares on this route — call free
Flight time details
5,833 miles nonstop takes roughly 11h 54m 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
- OIM — Oshima Airport · Oshima, 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 OIM
- HND · Tokyo Haneda International Airport58 mi away
- NJA · Atsugi Naval Air Facility47 mi away
- NRT · Narita International Airport89 mi away
- MYE · Miyakejima Airport50 mi away
Frequently asked questions
How far is WBU from OIM?
The flight distance from Boulder (WBU) to Oshima (OIM) is 5,833 miles (9,388 km, 5,069 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from WBU to OIM?
A nonstop flight takes about 11h 54m 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 Oshima?
Oshima is 15 hours ahead of Boulder.
What is the cheapest way to fly from WBU to OIM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on WBU–OIM that never appear on search engines, with no booking fees.