Need help booking?
Unpublished phone-only deals available
MUO to GRF: distance & flight time
Mountain Home (Mountain Home Air Force Base) → Fort Lewis (Gray Army Air Field)
430 mi
692 km · 373 nm
1h 24m
estimated nonstop flight time
-1h
time difference · heading northwest
See live MUO→GRF fares Phone-only fares on this route — call free
Flight time details
430 miles nonstop takes roughly 1h 24m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- MUO — Mountain Home Air Force Base · Mountain Home, United States
- 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 MUO
- BOI · Boise Air Terminal/Gowen Field40 mi away
- TWF · Joslin Field Magic Valley Regional Airport80 mi away
- SUN · Friedman Memorial Airport85 mi away
- ONO · Ontario Municipal Airport88 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 MUO from GRF?
The flight distance from Mountain Home (MUO) to Fort Lewis (GRF) is 430 miles (692 km, 373 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from MUO to GRF?
A nonstop flight takes about 1h 24m 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 Mountain Home and Fort Lewis?
Fort Lewis is 1 hour behind Mountain Home.
What is the cheapest way to fly from MUO to GRF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on MUO–GRF that never appear on search engines, with no booking fees.