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Cheap flights from Buffalo (BUF) to Chicago (CHI)

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1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
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How to find the cheapest flight from Buffalo (BUF) to Chicago (CHI)

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

26 Aug - 10 Sep $ 308.00
BUF
Buffalo
JetBlue Airways
1 STOPS
CHI
Chicago
CHI
Chicago
JetBlue Airways
1 STOPS
BUF
Buffalo
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31 Aug - 22 Sep $ 410.00
BUF
Buffalo
United Airlines
DIRECT
CHI
Chicago
CHI
Chicago
United Airlines
DIRECT
BUF
Buffalo
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20 Aug - 02 Sep $ 2,560.00
BUF
Buffalo
JetBlue Airways
1 STOPS
CHI
Chicago
CHI
Chicago
JetBlue Airways
1 STOPS
BUF
Buffalo
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Last minute flights from Buffalo to Chicago

31 Aug - 31 Aug $ 530.00
BUF
Buffalo
United Airlines
DIRECT
CHI
Chicago
CHI
Chicago
United Airlines
DIRECT
BUF
Buffalo
Pick dates
20 Aug - 31 Aug $ 535.00
BUF
Buffalo
United Airlines
DIRECT
CHI
Chicago
CHI
Chicago
United Airlines
DIRECT
BUF
Buffalo
Pick dates
24 Aug - 31 Aug $ 535.00
BUF
Buffalo
United Airlines
DIRECT
CHI
Chicago
CHI
Chicago
United Airlines
DIRECT
BUF
Buffalo
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One-way flights to Chicago from Buffalo

11:36 AM - 6:38 PM
Frontier Airlines
1 Stops
9h 32m
BUF - CHI
$ 164
Kiwi
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10:30 AM - 10:30 AM
United Airlines
0 Stops
1h 59m
BUF - CHI
$ 236
Kiwi
Pick dates
10:50 AM - 10:50 AM
United Airlines
0 Stops
1h 55m
BUF - CHI
$ 268
Kiwi
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How to find the cheapest flight from Buffalo (BUF) to Chicago (CHI)

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