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

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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 Phoenix (PHX) to Chicago (CHI)

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

29 Jul - 17 Aug $ 203.00
PHX
Phoenix
Allegiant Air
DIRECT
CHI
Chicago
CHI
Chicago
Allegiant Air
DIRECT
PHX
Phoenix
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29 Jul - 08 Aug $ 347.00
PHX
Phoenix
Frontier Airlines
1 STOPS
CHI
Chicago
CHI
Chicago
Frontier Airlines
1 STOPS
PHX
Phoenix
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28 Jul - 04 Aug $ 484.00
PHX
Phoenix
Frontier Airlines
1 STOPS
CHI
Chicago
CHI
Chicago
Frontier Airlines
1 STOPS
PHX
Phoenix
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Last minute flights from Phoenix to Chicago

29 Jul - 31 Jul $ 299.00
PHX
Phoenix
Allegiant Air
DIRECT
CHI
Chicago
CHI
Chicago
Allegiant Air
DIRECT
PHX
Phoenix
Pick dates
29 Jul - 31 Jul $ 331.00
PHX
Phoenix
Allegiant Air
1 STOPS
CHI
Chicago
CHI
Chicago
Allegiant Air
DIRECT
PHX
Phoenix
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29 Jul - 31 Jul $ 593.00
PHX
Phoenix
United Airlines
DIRECT
CHI
Chicago
CHI
Chicago
United Airlines
DIRECT
PHX
Phoenix
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One-way flights to Chicago from Phoenix

2:51 PM - 2:51 PM
Allegiant Air
0 Stops
3h 8m
PHX - CHI
$ 143
Kiwi
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11:23 PM - 10:05 AM
Frontier Airlines
1 Stops
9h 44m
PHX - CHI
$ 161
Kiwi
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6:50 AM - 6:50 AM
United Airlines
0 Stops
3h 38m
PHX - CHI
$ 221
Kiwi
Pick dates

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

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