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GRM to FTK: distance & flight time
Grand Marais (Grand Marais Cook County Airport) → Fort Knox (Godman Army Air Field)
721 mi
1,161 km · 627 nm
2h 2m
estimated nonstop flight time
+1h
time difference · heading south
See live GRM→FTK fares Phone-only fares on this route — call free
Flight time details
721 miles nonstop takes roughly 2h 2m gate to gate, flying south. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- GRM — Grand Marais Cook County Airport · Grand Marais, United States
- FTK — Godman Army Air Field · Fort Knox, 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 GRM
- YQT · Thunder Bay Airport61 mi away
- LYU · Ely Municipal Airport67 mi away
- YIB · Atikokan Municipal Airport87 mi away
- CMX · Houghton County Memorial Airport100 mi away
Near FTK
- SDF · Louisville International Standiford Field22 mi away
- LOU · Bowman Field28 mi away
- GLW · Glasgow Municipal Airport60 mi away
- FFT · Capital City Airport61 mi away
Frequently asked questions
How far is GRM from FTK?
The flight distance from Grand Marais (GRM) to Fort Knox (FTK) is 721 miles (1,161 km, 627 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GRM to FTK?
A nonstop flight takes about 2h 2m 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 Grand Marais and Fort Knox?
Fort Knox is 1 hour ahead of Grand Marais.
What is the cheapest way to fly from GRM to FTK?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GRM–FTK that never appear on search engines, with no booking fees.