Cheap flights from Chicago to Niagara Falls

View NZ$149 flight on Tue, 26 Aug. 2025Opens in a new window

Popular airlines from Chicago to Niagara Falls

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Cheap Flights from Chicago (CHI) to Niagara Falls (BUF)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sun, 31 Aug. - Sun, 7 Sep.
ORD
Chicago
BUF
Buffalo
NZ$335 Return, found 6 days ago
NZ$335
Return
found 6 days ago
Select American Airlines flight, departing Sun, 31 Aug. from Chicago to Buffalo, returning Sun, 7 Sep., priced at NZ$335 found 6 days ago
American Airlines
Sun, 31 Aug. - Sun, 7 Sep.
ORD
Chicago
BUF
Buffalo
NZ$385 Return, found 6 days ago
NZ$385
Return
found 6 days ago
Select American Airlines flight, departing Sun, 31 Aug. from Chicago to Buffalo, returning Sun, 7 Sep., priced at NZ$385 found 6 days ago
American Airlines
Sun, 31 Aug. - Sun, 7 Sep.
ORD
Chicago
BUF
Buffalo
NZ$451 Return, found 6 days ago
NZ$451
Return
found 6 days ago
Select American Airlines flight, departing Sun, 31 Aug. from Chicago to Buffalo, returning Sun, 7 Sep., priced at NZ$451 found 6 days ago
American Airlines
Sun, 31 Aug. - Sun, 7 Sep.
ORD
Chicago
BUF
Buffalo
NZ$461 Return, found 6 days ago
NZ$461
Return
found 6 days ago
Select American Airlines flight, departing Sun, 31 Aug. from Chicago to Buffalo, returning Sun, 7 Sep., priced at NZ$461 found 6 days ago
American Airlines
Sun, 31 Aug. - Sun, 7 Sep.
ORD
Chicago
BUF
Buffalo
NZ$477 Return, found 6 days ago
NZ$477
Return
found 6 days ago
Select American Airlines flight, departing Sun, 31 Aug. from Chicago to Buffalo, returning Sun, 7 Sep., priced at NZ$477 found 6 days ago
Delta
Sun, 31 Aug. - Sun, 7 Sep.
ORD
Chicago
BUF
Buffalo
NZ$501 Return, found 6 days ago
NZ$501
Return
found 6 days ago
Select Delta flight, departing Sun, 31 Aug. from Chicago to Buffalo, returning Sun, 7 Sep., priced at NZ$501 found 6 days ago
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