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

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0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from Chicago (CHI) to Buffalo (BUF)

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

30 Nov - 16 Dec $ 425.00
CHI
Chicago
Frontier Airlines
1 STOPS
BUF
Buffalo
BUF
Buffalo
Frontier Airlines
1 STOPS
CHI
Chicago
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27 Nov - 16 Dec $ 435.00
CHI
Chicago
Frontier Airlines
1 STOPS
BUF
Buffalo
BUF
Buffalo
Frontier Airlines
1 STOPS
CHI
Chicago
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27 Nov - 16 Dec $ 444.00
CHI
Chicago
Frontier Airlines
1 STOPS
BUF
Buffalo
BUF
Buffalo
Frontier Airlines
1 STOPS
CHI
Chicago
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Last minute flights from Chicago to Buffalo

27 Nov - 30 Nov $ 467.00
CHI
Chicago
Frontier Airlines
1 STOPS
BUF
Buffalo
BUF
Buffalo
Frontier Airlines
1 STOPS
CHI
Chicago
Pick dates
18 Nov - 30 Nov $ 737.00
CHI
Chicago
Frontier Airlines
1 STOPS
BUF
Buffalo
BUF
Buffalo
Frontier Airlines
1 STOPS
CHI
Chicago
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18 Nov - 30 Nov $ 1,037.00
CHI
Chicago
JetBlue Airways
1 STOPS
BUF
Buffalo
BUF
Buffalo
JetBlue Airways
1 STOPS
CHI
Chicago
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One-way flights to Buffalo from Chicago

5:40 AM - 5:38 PM
Frontier Airlines
1 Stops
13h 44m
CHI - BUF
$ 303
Kiwi
Pick dates
1:00 PM - 6:59 PM
JetBlue Airways
1 Stops
6h 36m
CHI - BUF
$ 577
Kiwi
Pick dates
1:00 PM - 6:59 PM
JetBlue Airways
1 Stops
6h 36m
CHI - BUF
$ 588
Kiwi
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How to find the cheapest flight from Chicago (CHI) to Buffalo (BUF)

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