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Cheap flights from Denver (DEN) to Phoenix (PHX)

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0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from Denver (DEN) to Phoenix (PHX)

How to find the cheapest flight from Denver (DEN) to Phoenix (PHX)
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How to find the cheapest flight from Denver (DEN) to Phoenix (PHX)
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How to find the cheapest flight from Denver (DEN) to Phoenix (PHX)
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Cheap flights from Denver to Phoenix in August , September 2026

28 Aug - 19 Sep $ 123.00
DEN
Denver
Frontier Airlines
DIRECT
PHX
Phoenix
PHX
Phoenix
Frontier Airlines
DIRECT
DEN
Denver
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18 Aug - 10 Sep $ 170.00
DEN
Denver
Frontier Airlines
DIRECT
PHX
Phoenix
PHX
Phoenix
Frontier Airlines
DIRECT
DEN
Denver
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22 Aug - 10 Sep $ 170.00
DEN
Denver
Frontier Airlines
DIRECT
PHX
Phoenix
PHX
Phoenix
Frontier Airlines
DIRECT
DEN
Denver
Pick dates

Last minute flights from Denver to Phoenix

28 Aug - 31 Aug $ 187.00
DEN
Denver
Frontier Airlines
DIRECT
PHX
Phoenix
PHX
Phoenix
Frontier Airlines
DIRECT
DEN
Denver
Pick dates
25 Aug - 31 Aug $ 222.00
DEN
Denver
Frontier Airlines
DIRECT
PHX
Phoenix
PHX
Phoenix
Frontier Airlines
DIRECT
DEN
Denver
Pick dates
18 Aug - 31 Aug $ 233.00
DEN
Denver
Frontier Airlines
DIRECT
PHX
Phoenix
PHX
Phoenix
Frontier Airlines
DIRECT
DEN
Denver
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One-way flights to Phoenix from Denver

10:48 PM - 10:48 PM
Frontier Airlines
0 Stops
1h 51m
DEN - PHX
$ 89
Kiwi
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10:48 PM - 10:48 PM
Frontier Airlines
0 Stops
1h 51m
DEN - PHX
$ 124
Kiwi
Pick dates
10:48 PM - 10:48 PM
Frontier Airlines
0 Stops
1h 51m
DEN - PHX
$ 124
Kiwi
Pick dates

How to find the cheapest flight from Denver (DEN) to Phoenix (PHX)

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