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Cheap flights from Ottawa (YOW) to San Francisco (SFO)

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1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from Ottawa (YOW) to San Francisco (SFO)

How to find the cheapest flight from Ottawa (YOW) to San Francisco (SFO)
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How to find the cheapest flight from Ottawa (YOW) to San Francisco (SFO)
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How to find the cheapest flight from Ottawa (YOW) to San Francisco (SFO)
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Cheap flights from Ottawa to San Francisco in March , April 2026

26 Mar - 28 Apr $ 313.00
YOW
Ottawa
WestJet
1 STOPS
SFO
San Francisco
SFO
San Francisco
WestJet
1 STOPS
YOW
Ottawa
Pick dates
09 Mar - 01 Apr $ 470.00
YOW
Ottawa
Porter Airlines
1 STOPS
SFO
San Francisco
SFO
San Francisco
Porter Airlines
1 STOPS
YOW
Ottawa
Pick dates
09 Mar - 02 Apr $ 511.00
YOW
Ottawa
Porter Airlines
1 STOPS
SFO
San Francisco
SFO
San Francisco
Porter Airlines
1 STOPS
YOW
Ottawa
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Last minute flights from Ottawa to San Francisco

26 Mar - 31 Mar $ 428.00
YOW
Ottawa
Porter Airlines
1 STOPS
SFO
San Francisco
SFO
San Francisco
Porter Airlines
2 STOPS
YOW
Ottawa
Pick dates
26 Mar - 01 Apr $ 438.00
YOW
Ottawa
Porter Airlines
1 STOPS
SFO
San Francisco
SFO
San Francisco
Porter Airlines
2 STOPS
YOW
Ottawa
Pick dates
24 Mar - 31 Mar $ 466.00
YOW
Ottawa
Porter Airlines
1 STOPS
SFO
San Francisco
SFO
San Francisco
Porter Airlines
2 STOPS
YOW
Ottawa
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One-way flights to San Francisco from Ottawa

6:00 AM - 10:05 AM
WestJet
1 Stops
9h 10m
YOW - SFO
$ 168
Kiwi
Pick dates
6:45 AM - 9:50 AM
Porter Airlines
1 Stops
8h 57m
YOW - SFO
$ 305
Kiwi
Pick dates
4:15 PM - 6:50 PM
United Airlines
1 Stops
8h 24m
YOW - SFO
$ 445
Kiwi
Pick dates

How to find the cheapest flight from Ottawa (YOW) to San Francisco (SFO)

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