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Cheap flights from Chicago (CHI) to Ottawa (YOW)

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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 Ottawa (YOW)

How to find the cheapest flight from Chicago (CHI) to Ottawa (YOW)
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How to find the cheapest flight from Chicago (CHI) to Ottawa (YOW)
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How to find the cheapest flight from Chicago (CHI) to Ottawa (YOW)
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Cheap flights from Chicago to Ottawa in September , October 2026

26 Sep - 23 Oct $ 658.00
CHI
Chicago
Porter Airlines
1 STOPS
YOW
Ottawa
YOW
Ottawa
Porter Airlines
1 STOPS
CHI
Chicago
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26 Sep - 10 Oct $ 1,170.00
CHI
Chicago
Air Canada
1 STOPS
YOW
Ottawa
YOW
Ottawa
Air Canada
1 STOPS
CHI
Chicago
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26 Sep - 12 Oct $ 1,562.00
CHI
Chicago
Air Canada
DIRECT
YOW
Ottawa
YOW
Ottawa
Air Canada
DIRECT
CHI
Chicago
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Last minute flights from Chicago to Ottawa

29 Sep - 30 Sep $ 893.00
CHI
Chicago
Air Canada
DIRECT
YOW
Ottawa
YOW
Ottawa
Air Canada
1 STOPS
CHI
Chicago
Pick dates
29 Sep - 30 Sep $ 893.00
CHI
Chicago
Air Canada
DIRECT
YOW
Ottawa
YOW
Ottawa
Air Canada
1 STOPS
CHI
Chicago
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28 Sep - 30 Sep $ 1,485.00
CHI
Chicago
Air Canada
DIRECT
YOW
Ottawa
YOW
Ottawa
Air Canada
DIRECT
CHI
Chicago
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One-way flights to Ottawa from Chicago

11:45 AM - 6:10 PM
Porter Airlines
1 Stops
6h 22m
CHI - YOW
$ 370
Kiwi
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9:15 AM - 10:10 PM
United Airlines
2 Stops
13h 39m
CHI - YOW
$ 575
Kiwi
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6:21 PM - 6:21 PM
United Airlines
0 Stops
2h 14m
CHI - YOW
$ 670
Kiwi
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How to find the cheapest flight from Chicago (CHI) to Ottawa (YOW)

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