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

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0 Children (2~11)
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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 April , May 2026

30 Apr - 10 May $ 339.00
CHI
Chicago
Spirit Airlines
1 STOPS
YOW
Ottawa
YOW
Ottawa
Spirit Airlines
1 STOPS
CHI
Chicago
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15 Apr - 03 May $ 941.00
CHI
Chicago
WestJet
2 STOPS
YOW
Ottawa
YOW
Ottawa
WestJet
1 STOPS
CHI
Chicago
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17 Apr - 07 May $ 1,067.00
CHI
Chicago
WestJet
1 STOPS
YOW
Ottawa
YOW
Ottawa
WestJet
1 STOPS
CHI
Chicago
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Last minute flights from Chicago to Ottawa

22 Apr - 30 Apr $ 373.00
CHI
Chicago
Porter Airlines
1 STOPS
YOW
Ottawa
YOW
Ottawa
Porter Airlines
1 STOPS
CHI
Chicago
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15 Apr - 30 Apr $ 871.00
CHI
Chicago
Porter Airlines
2 STOPS
YOW
Ottawa
YOW
Ottawa
Porter Airlines
1 STOPS
CHI
Chicago
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16 Apr - 30 Apr $ 1,041.00
CHI
Chicago
United Airlines
DIRECT
YOW
Ottawa
YOW
Ottawa
United Airlines
DIRECT
CHI
Chicago
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One-way flights to Ottawa from Chicago

1:27 PM - 8:55 PM
Porter Airlines
1 Stops
9h 58m
CHI - YOW
$ 138
Kiwi
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1:55 PM - 1:55 PM
United Airlines
0 Stops
2h 12m
CHI - YOW
$ 524
Kiwi
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9:00 AM - 12:55 PM
United Airlines
1 Stops
4h 27m
CHI - YOW
$ 524
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.