Allegiant AirDepart09:22
Thu, Nov 12GTF → DFW
6h 40m · 2 stops
$321one way, per person
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- Cheapest fare
- $321
- Cheapest month
- November
- Direct flights
- Not recently
- Quickest trip
- 6h 40m
Allegiant Air · Thu, Nov 12
from $321
Usually 1+ stop
2,040 km
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Cheapest month to fly from Great Falls to Dallas
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 Dallas
Great Falls (GTF) and Dallas (DFW) are about 2,040 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 6h 40m. Over the next few months, one-way fares start from $321, 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 Dallas?
The cheapest one-way fare we've seen recently is $321 with Allegiant Air, departing Thursday, November 12, 2026.
What is the cheapest month to fly from Great Falls to Dallas?
November 2026 currently has the lowest fares, from $321 one way.
Are there direct flights from Great Falls to Dallas?
We haven't seen direct fares recently, so most journeys include at least one stop.
How long is the flight from Great Falls to Dallas?
The quickest journey we've seen takes about 6h 40m. Great Falls and Dallas are around 2,040 km apart.
Which airlines fly from Great Falls to Dallas?
Recent fares on this route were with Allegiant Air.
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