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GRF to BIS: distance & flight time
Fort Lewis (Gray Army Air Field) → Bismarck (Bismarck Municipal Airport)
1,027 mi
1,653 km · 893 nm
2h 42m
estimated nonstop flight time
+2h
time difference · heading east
See live GRF→BIS fares Phone-only fares on this route — call free
Flight time details
1,027 miles nonstop takes roughly 2h 42m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time gain when reading arrival times on your ticket.
The two airports
- GRF — Gray Army Air Field · Fort Lewis, United States
- BIS — Bismarck Municipal Airport · Bismarck, 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 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
Near BIS
- MBG · Mobridge Municipal Airport86 mi away
- DIK · Dickinson Theodore Roosevelt Regional Airport97 mi away
- JMS · Jamestown Regional Airport98 mi away
- MOT · Minot International Airport106 mi away
Frequently asked questions
How far is GRF from BIS?
The flight distance from Fort Lewis (GRF) to Bismarck (BIS) is 1,027 miles (1,653 km, 893 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GRF to BIS?
A nonstop flight takes about 2h 42m 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 Lewis and Bismarck?
Bismarck is 2 hours ahead of Fort Lewis.
What is the cheapest way to fly from GRF to BIS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GRF–BIS that never appear on search engines, with no booking fees.