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OIR to GRM: distance & flight time
Okushiri (Okushiri Airport) → Grand Marais (Grand Marais Cook County Airport)
5,521 mi
8,886 km · 4,798 nm
11h 18m
estimated nonstop flight time
-14h
time difference · heading northeast
See live OIR→GRM fares Phone-only fares on this route — call free
Flight time details
5,521 miles nonstop takes roughly 11h 18m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time set-back when reading arrival times on your ticket.
The two airports
- OIR — Okushiri Airport · Okushiri, Japan
- GRM — Grand Marais Cook County Airport · Grand Marais, 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 OIR
- HKD · Hakodate Airport74 mi away
- AOJ · Aomori Airport113 mi away
- OKD · Okadama Airport123 mi away
- CTS · New Chitose Airport125 mi away
Near GRM
- YQT · Thunder Bay Airport61 mi away
- LYU · Ely Municipal Airport67 mi away
- YIB · Atikokan Municipal Airport87 mi away
- CMX · Houghton County Memorial Airport100 mi away
Frequently asked questions
How far is OIR from GRM?
The flight distance from Okushiri (OIR) to Grand Marais (GRM) is 5,521 miles (8,886 km, 4,798 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OIR to GRM?
A nonstop flight takes about 11h 18m 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 Okushiri and Grand Marais?
Grand Marais is 14 hours behind Okushiri.
What is the cheapest way to fly from OIR to GRM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OIR–GRM that never appear on search engines, with no booking fees.