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GRF to IMT: distance & flight time
Fort Lewis (Gray Army Air Field) → Iron Mountain (Ford Airport)
1,630 mi
2,623 km · 1,416 nm
3h 40m
estimated nonstop flight time
+2h
time difference · heading east
See live GRF→IMT fares Phone-only fares on this route — call free
Flight time details
1,630 miles nonstop takes roughly 3h 40m 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
- IMT — Ford Airport · Iron Mountain, 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 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
Frequently asked questions
How far is GRF from IMT?
The flight distance from Fort Lewis (GRF) to Iron Mountain (IMT) 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 GRF to IMT?
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 Fort Lewis and Iron Mountain?
Iron Mountain is 2 hours ahead of Fort Lewis.
What is the cheapest way to fly from GRF to IMT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GRF–IMT that never appear on search engines, with no booking fees.