Need help booking?
Unpublished phone-only deals available
GTF to MGM: distance & flight time
Great Falls (Great Falls International Airport) → MONTGOMERY (Montgomery Regional (Dannelly Field) Airport)
1,676 mi
2,698 km · 1,457 nm
3h 45m
estimated nonstop flight time
+1h
time difference · heading southeast
See live GTF→MGM fares Phone-only fares on this route — call free
Flight time details
1,676 miles nonstop takes roughly 3h 45m gate to gate, flying southeast. 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
- GTF — Great Falls International Airport · Great Falls, United States
- MGM — Montgomery Regional (Dannelly Field) Airport · MONTGOMERY, 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 GTF
- HLN · Helena Regional Airport67 mi away
- CTB · Cut Bank International Airport91 mi away
- LWT · Lewistown Municipal Airport94 mi away
- HVR · Havre City County Airport104 mi away
Near MGM
- MXF · Maxwell Air Force Base6 mi away
- SEM · Craig Field35 mi away
- TOI · Troy Municipal Airport at N Kenneth Campbell Field38 mi away
- ALX · Thomas C Russell Field49 mi away
Frequently asked questions
How far is GTF from MGM?
The flight distance from Great Falls (GTF) to MONTGOMERY (MGM) is 1,676 miles (2,698 km, 1,457 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GTF to MGM?
A nonstop flight takes about 3h 45m 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 Great Falls and MONTGOMERY?
MONTGOMERY is 1 hour ahead of Great Falls.
What is the cheapest way to fly from GTF to MGM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GTF–MGM that never appear on search engines, with no booking fees.