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MMB to GRF: distance & flight time
Memanbetsu (Memanbetsu Airport) → Fort Lewis (Gray Army Air Field)
4,238 mi
6,820 km · 3,682 nm
8h 47m
estimated nonstop flight time
-16h
time difference · heading northeast
See live MMB→GRF fares Phone-only fares on this route — call free
Flight time details
4,238 miles nonstop takes roughly 8h 47m 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
- MMB — Memanbetsu Airport · Memanbetsu, 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 MMB
- SHB · Nakashibetsu Airport45 mi away
- MBE · Monbetsu Airport48 mi away
- KUH · Kushiro Airport58 mi away
- DEE · Mendeleyevo Airport76 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 MMB from GRF?
The flight distance from Memanbetsu (MMB) to Fort Lewis (GRF) is 4,238 miles (6,820 km, 3,682 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from MMB to GRF?
A nonstop flight takes about 8h 47m 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 Memanbetsu and Fort Lewis?
Fort Lewis is 16 hours behind Memanbetsu.
What is the cheapest way to fly from MMB to GRF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on MMB–GRF that never appear on search engines, with no booking fees.