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

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

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

25 Mar - 04 Apr $ 62.00
PHX
Phoenix
Frontier Airlines
DIRECT
DEN
Denver
DEN
Denver
Frontier Airlines
DIRECT
PHX
Phoenix
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08 Mar - 04 Apr $ 127.00
PHX
Phoenix
Frontier Airlines
DIRECT
DEN
Denver
DEN
Denver
Frontier Airlines
DIRECT
PHX
Phoenix
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02 Mar - 06 Apr $ 254.00
PHX
Phoenix
Frontier Airlines
DIRECT
DEN
Denver
DEN
Denver
Frontier Airlines
DIRECT
PHX
Phoenix
Pick dates

Last minute flights from Phoenix to Denver

25 Mar - 31 Mar $ 62.00
PHX
Phoenix
Frontier Airlines
DIRECT
DEN
Denver
DEN
Denver
Frontier Airlines
DIRECT
PHX
Phoenix
Pick dates
09 Mar - 31 Mar $ 127.00
PHX
Phoenix
Frontier Airlines
DIRECT
DEN
Denver
DEN
Denver
Frontier Airlines
DIRECT
PHX
Phoenix
Pick dates
02 Mar - 31 Mar $ 228.00
PHX
Phoenix
Frontier Airlines
DIRECT
DEN
Denver
DEN
Denver
Frontier Airlines
DIRECT
PHX
Phoenix
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One-way flights to Denver from Phoenix

6:50 AM - 6:50 AM
Frontier Airlines
0 Stops
1h 54m
PHX - DEN
$ 34
Kiwi
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3:11 PM - 3:11 PM
Frontier Airlines
0 Stops
1h 54m
PHX - DEN
$ 99
Kiwi
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3:35 PM - 3:35 PM
United Airlines
0 Stops
1h 50m
PHX - DEN
$ 174
Kiwi
Pick dates

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

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