Earn point on your loyalty program!arrow arc left

Cheap flights from Great Falls (GTF) to Phoenix (PHX)

Know your dates, get live prices in seconds
airplane logo

pin logo

calendar
Departure
calendar backward
Return
airplane logo
1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
Book Flight + Hotel at the same time

How to find the cheapest flight from Great Falls (GTF) to Phoenix (PHX)

How to find the cheapest flight from Great Falls (GTF) to Phoenix (PHX)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Great Falls (GTF) to Phoenix (PHX)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Great Falls (GTF) to Phoenix (PHX)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.

Cheap flights from Great Falls to Phoenix in March , April 2026

29 Mar - 16 Apr $ 144.00
GTF
Great Falls
Allegiant Air
DIRECT
PHX
Phoenix
PHX
Phoenix
Allegiant Air
DIRECT
GTF
Great Falls
Pick dates
29 Mar - 30 Apr $ 155.00
GTF
Great Falls
Allegiant Air
DIRECT
PHX
Phoenix
PHX
Phoenix
Allegiant Air
DIRECT
GTF
Great Falls
Pick dates
22 Mar - 16 Apr $ 156.00
GTF
Great Falls
Allegiant Air
DIRECT
PHX
Phoenix
PHX
Phoenix
Allegiant Air
DIRECT
GTF
Great Falls
Pick dates

Last minute flights from Great Falls to Phoenix

29 Mar - 03 Apr $ 699.00
GTF
Great Falls
Allegiant Air
DIRECT
PHX
Phoenix
PHX
Phoenix
Allegiant Air
3 STOPS
GTF
Great Falls
Pick dates
29 Mar - 02 Apr $ 886.00
GTF
Great Falls
Hawaiian Airlines
DIRECT
PHX
Phoenix
PHX
Phoenix
Hawaiian Airlines
3 STOPS
GTF
Great Falls
Pick dates
22 Mar - 02 Apr $ 899.00
GTF
Great Falls
Hawaiian Airlines
DIRECT
PHX
Phoenix
PHX
Phoenix
Hawaiian Airlines
3 STOPS
GTF
Great Falls
Pick dates

One-way flights to Phoenix from Great Falls

10:02 PM - 10:02 PM
Allegiant Air
0 Stops
2h 36m
GTF - PHX
$ 75
Kiwi
Pick dates
2:30 PM - 5:32 PM
United Airlines
1 Stops
5h 11m
GTF - PHX
$ 454
Kiwi
Pick dates
2:30 PM - 5:30 PM
United Airlines
1 Stops
5h 9m
GTF - PHX
$ 532
Kiwi
Pick dates

How to find the cheapest flight from Great Falls (GTF) to Phoenix (PHX)

Related info for your journey
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Great Falls (GTF) to Phoenix (PHX)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Great Falls (GTF) to Phoenix (PHX)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.