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FNL to OIR: distance & flight time
Fort Collins (Northern Colorado Regional Airport) → Okushiri (Okushiri Airport)
5,457 mi
8,783 km · 4,742 nm
11h 10m
estimated nonstop flight time
+15h
time difference · heading northwest
See live FNL→OIR fares Phone-only fares on this route — call free
Flight time details
5,457 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 15-hour time gain when reading arrival times on your ticket.
The two airports
- FNL — Northern Colorado Regional Airport · Fort Collins, United States
- OIR — Okushiri Airport · Okushiri, 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 FNL
- DEN · Denver International Airport45 mi away
- GXY · Greeley–Weld County Airport20 mi away
- WBU · Boulder Municipal Airport31 mi away
- BJC · Rocky Mountain Metropolitan Airport38 mi away
Near OIR
- HKD · Hakodate Airport74 mi away
- AOJ · Aomori Airport113 mi away
- OKD · Okadama Airport123 mi away
- CTS · New Chitose Airport125 mi away
Frequently asked questions
How far is FNL from OIR?
The flight distance from Fort Collins (FNL) to Okushiri (OIR) is 5,457 miles (8,783 km, 4,742 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from FNL to OIR?
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 Fort Collins and Okushiri?
Okushiri is 15 hours ahead of Fort Collins.
What is the cheapest way to fly from FNL to OIR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on FNL–OIR that never appear on search engines, with no booking fees.