Allegiant AirDepart09:22
Sun, Nov 15GTF → MIA
7h 58m · 2 stops
$317one way, per person
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- Cheapest fare
- $317
- Cheapest month
- November
- Direct flights
- Not recently
- Quickest trip
- 7h 58m
Allegiant Air · Sun, Nov 15
from $317
Usually 1+ stop
3,640 km
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Cheapest month to fly from Great Falls to Miami
Lowest one-way fare per person in each month. Choose a month to see every date.
Cheapest dates in November 2026
The lowest fares we've seen for each day, cheapest first.
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About flights from Great Falls to Miami
Great Falls (GTF) and Miami (MIA) are about 3,640 km apart. We haven't seen direct fares on this route recently, so expect at least one stop; the quickest journey we've seen takes about 7h 58m. Over the next few months, one-way fares start from $317, and November 2026 is currently the cheapest month to fly.
These prices come from searches travellers made in the last 48 hours, so they move quickly. If you see a good fare, it's worth booking soon. FlightsExp is free to use: you book directly with our travel partner.
Frequently asked questions
How much is a flight from Great Falls to Miami?
The cheapest one-way fare we've seen recently is $317 with Allegiant Air, departing Sunday, November 15, 2026.
What is the cheapest month to fly from Great Falls to Miami?
November 2026 currently has the lowest fares, from $317 one way.
Are there direct flights from Great Falls to Miami?
We haven't seen direct fares recently, so most journeys include at least one stop.
How long is the flight from Great Falls to Miami?
The quickest journey we've seen takes about 7h 58m. Great Falls and Miami are around 3,640 km apart.
Which airlines fly from Great Falls to Miami?
Recent fares on this route were with Allegiant Air.
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