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Cheap flights from Philadelphia (PHL) 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 Philadelphia (PHL) to Chicago (CHI)

How to find the cheapest flight from Philadelphia (PHL) to Chicago (CHI)
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How to find the cheapest flight from Philadelphia (PHL) to Chicago (CHI)
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How to find the cheapest flight from Philadelphia (PHL) to Chicago (CHI)
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Cheap flights from Philadelphia to Chicago in August , September 2026

21 Aug - 17 Sep $ 213.00
PHL
Philadelphia
Frontier Airlines
DIRECT
CHI
Chicago
CHI
Chicago
Frontier Airlines
DIRECT
PHL
Philadelphia
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23 Aug - 10 Sep $ 213.00
PHL
Philadelphia
Frontier Airlines
DIRECT
CHI
Chicago
CHI
Chicago
Frontier Airlines
DIRECT
PHL
Philadelphia
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21 Aug - 06 Sep $ 224.00
PHL
Philadelphia
Frontier Airlines
DIRECT
CHI
Chicago
CHI
Chicago
Frontier Airlines
DIRECT
PHL
Philadelphia
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Last minute flights from Philadelphia to Chicago

23 Aug - 31 Aug $ 315.00
PHL
Philadelphia
Frontier Airlines
DIRECT
CHI
Chicago
CHI
Chicago
Frontier Airlines
1 STOPS
PHL
Philadelphia
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21 Aug - 31 Aug $ 340.00
PHL
Philadelphia
Frontier Airlines
DIRECT
CHI
Chicago
CHI
Chicago
Frontier Airlines
DIRECT
PHL
Philadelphia
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25 Aug - 31 Aug $ 532.00
PHL
Philadelphia
United Airlines
DIRECT
CHI
Chicago
CHI
Chicago
United Airlines
DIRECT
PHL
Philadelphia
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One-way flights to Chicago from Philadelphia

6:00 AM - 6:00 AM
Frontier Airlines
0 Stops
2h 29m
PHL - CHI
$ 136
Kiwi
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10:22 AM - 10:22 AM
Frontier Airlines
0 Stops
2h 33m
PHL - CHI
$ 136
Kiwi
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1:30 PM - 1:30 PM
United Airlines
0 Stops
2h 25m
PHL - CHI
$ 220
Kiwi
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How to find the cheapest flight from Philadelphia (PHL) to Chicago (CHI)

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