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GRM to LWT: distance & flight time
Grand Marais (Grand Marais Cook County Airport) → Lewistown (Lewistown Municipal Airport)
891 mi
1,434 km · 774 nm
2h 24m
estimated nonstop flight time
-1h
time difference · heading west
See live GRM→LWT fares Phone-only fares on this route — call free
Flight time details
891 miles nonstop takes roughly 2h 24m gate to gate, flying west. 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
- GRM — Grand Marais Cook County Airport · Grand Marais, United States
- LWT — Lewistown Municipal Airport · Lewistown, 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 LWT
- GTF · Great Falls International Airport94 mi away
- BIL · Billings Logan International Airport96 mi away
- HVR · Havre City County Airport104 mi away
- LVM · Mission Field104 mi away
Frequently asked questions
How far is GRM from LWT?
The flight distance from Grand Marais (GRM) to Lewistown (LWT) is 891 miles (1,434 km, 774 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GRM to LWT?
A nonstop flight takes about 2h 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 Grand Marais and Lewistown?
Lewistown is 1 hour behind Grand Marais.
What is the cheapest way to fly from GRM to LWT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GRM–LWT that never appear on search engines, with no booking fees.