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IMT to GRF: distance & flight time
Iron Mountain (Ford Airport) → Fort Lewis (Gray Army Air Field)
1,630 mi
2,623 km · 1,416 nm
3h 40m
estimated nonstop flight time
-2h
time difference · heading west
See live IMT→GRF fares Phone-only fares on this route — call free
Flight time details
1,630 miles nonstop takes roughly 3h 40m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time set-back when reading arrival times on your ticket.
The two airports
- IMT — Ford Airport · Iron Mountain, 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 IMT
- ESC · Delta County Airport50 mi away
- MQT · Sawyer International Airport51 mi away
- MNM · Menominee Regional Airport53 mi away
- EGV · Eagle River Union Airport56 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 IMT from GRF?
The flight distance from Iron Mountain (IMT) to Fort Lewis (GRF) is 1,630 miles (2,623 km, 1,416 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IMT to GRF?
A nonstop flight takes about 3h 40m 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 Iron Mountain and Fort Lewis?
Fort Lewis is 2 hours behind Iron Mountain.
What is the cheapest way to fly from IMT to GRF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IMT–GRF that never appear on search engines, with no booking fees.