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OIR to GRF: distance & flight time
Okushiri (Okushiri Airport) → Fort Lewis (Gray Army Air Field)
4,501 mi
7,243 km · 3,911 nm
9h 17m
estimated nonstop flight time
-16h
time difference · heading northeast
See live OIR→GRF fares Phone-only fares on this route — call free
Flight time details
4,501 miles nonstop takes roughly 9h 17m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 16-hour time set-back when reading arrival times on your ticket.
The two airports
- OIR — Okushiri Airport · Okushiri, Japan
- GRF — Gray Army Air Field · Fort Lewis, 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 GRF
- SEA · Seattle Tacoma International Airport29 mi away
- TCM · McChord Air Force Base6 mi away
- TIW · Tacoma Narrows Airport13 mi away
- OLM · Olympia Regional Airport17 mi away
Frequently asked questions
How far is OIR from GRF?
The flight distance from Okushiri (OIR) to Fort Lewis (GRF) is 4,501 miles (7,243 km, 3,911 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OIR to GRF?
A nonstop flight takes about 9h 17m 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 Fort Lewis?
Fort Lewis is 16 hours behind Okushiri.
What is the cheapest way to fly from OIR to GRF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OIR–GRF that never appear on search engines, with no booking fees.