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Cheap flights from Chicago (CHI) to Phoenix (PHX)

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1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from Chicago (CHI) to Phoenix (PHX)

How to find the cheapest flight from Chicago (CHI) to Phoenix (PHX)
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How to find the cheapest flight from Chicago (CHI) to Phoenix (PHX)
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How to find the cheapest flight from Chicago (CHI) to Phoenix (PHX)
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Cheap flights from Chicago to Phoenix in September , October 2026

30 Sep - 30 Oct $ 303.00
CHI
Chicago
Allegiant Air
DIRECT
PHX
Phoenix
PHX
Phoenix
Allegiant Air
DIRECT
CHI
Chicago
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30 Sep - 07 Oct $ 382.00
CHI
Chicago
Frontier Airlines
1 STOPS
PHX
Phoenix
PHX
Phoenix
Frontier Airlines
1 STOPS
CHI
Chicago
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29 Sep - 20 Oct $ 496.00
CHI
Chicago
United Airlines
DIRECT
PHX
Phoenix
PHX
Phoenix
United Airlines
DIRECT
CHI
Chicago
Pick dates

Last minute flights from Chicago to Phoenix

30 Sep - 30 Sep $ 383.00
CHI
Chicago
Frontier Airlines
1 STOPS
PHX
Phoenix
PHX
Phoenix
Frontier Airlines
1 STOPS
CHI
Chicago
Pick dates
29 Sep - 30 Sep $ 401.00
CHI
Chicago
Allegiant Air
1 STOPS
PHX
Phoenix
PHX
Phoenix
Allegiant Air
DIRECT
CHI
Chicago
Pick dates
29 Sep - 30 Sep $ 818.00
CHI
Chicago
United Airlines
DIRECT
PHX
Phoenix
PHX
Phoenix
United Airlines
DIRECT
CHI
Chicago
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One-way flights to Phoenix from Chicago

1:21 PM - 5:36 PM
Frontier Airlines
1 Stops
7h 42m
CHI - PHX
$ 192
Kiwi
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2:07 PM - 2:07 PM
Allegiant Air
0 Stops
3h 31m
CHI - PHX
$ 232
Kiwi
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1:56 PM - 1:56 PM
United Airlines
0 Stops
3h 47m
CHI - PHX
$ 241
Kiwi
Pick dates

How to find the cheapest flight from Chicago (CHI) to Phoenix (PHX)

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