Flights from Montreal to San Francisco from $ 450*

Promotion Code

Changed bag rules and optional services         Cruise Packages

Featured daily fares for flights from Montreal (YUL) to San Francisco (SFO)

Try alternate month or interact with individual days below in order to find offers.
Mar 2026
No result for this month
Apr 2026
From$ 450*
Viewed: 1 day ago
RoundTrip|Economy
May 2026
No result for this month
$ 450
Displaying fares for March-2026
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    • Range$ 450-$ 812

    *Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply. Schedules are subject to change without notice.

    More United deals on Montreal (YUL) to San Francisco (SFO) flights

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    More United deals on Montreal (YUL) to San Francisco (SFO) flights
    From
    To
    Fare Type
    Dates
    Price
    Montreal (YUL)San Francisco (SFO)Roundtrip
    |
    Economy    		04/09/26 - 05/02/26

    from

    $ 450

    Viewed: 1 day ago

    Montreal (YUL)San Francisco (SFO)Roundtrip
    |
    Economy    		04/09/26 - 05/02/26

    from

    $ 490

    Viewed: 1 day ago

    Montreal (YUL)San Francisco (SFO)Roundtrip
    |
    Economy    		04/10/26 - 04/16/26

    from

    $ 661

    Viewed: 23 hours ago

    Montreal (YUL)San Francisco (SFO)Roundtrip
    |
    Economy    		04/11/26 - 04/16/26

    from

    $ 812

    Viewed: 23 hours ago

    Montreal (YUL)San Francisco (SFO)Roundtrip
    |
    Economy    		07/01/26 - 07/08/26

    from

    $ 459

    Viewed: 4 hours ago

    Montreal (YUL)San Francisco (SFO)Roundtrip
    |
    Economy    		07/01/26 - 07/08/26

    from

    $ 535

    Viewed: 4 hours ago

    Montreal (YUL)San Francisco (SFO)Roundtrip
    |
    Economy    		07/01/26 - 07/08/26

    from

    $ 897

    Viewed: 4 hours ago

    *Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply. Schedules are subject to change without notice.

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