Flights from Sacramento to Ontario from $ 268*

Promotion Code

Featured daily fares for flights from Sacramento (SMF) to Ontario (ONT)

$ 539
Displaying fares for March-2026
  • 25

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    MAR

  • 26

    Th

  • 27

    Fr

  • 28

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  • 01

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  • 02

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  • 04

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  • 08

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  • 09

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  • 24

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  • Range$ 539-$ 625

    More United deals on Sacramento (SMF) to Ontario (ONT) flights

    $
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    More United deals on Sacramento (SMF) to Ontario (ONT) flights
    From
    To
    Fare Type
    Dates
    Price
    Sacramento (SMF)Ontario (ONT)Roundtrip
    |
    Economy
    05/30/26 - 05/30/26

    from

    $ 281

    Viewed: 3 hours ago

    Sacramento (SMF)Ontario (ONT)Roundtrip
    |
    Economy
    04/07/26 - 04/11/26

    from

    $ 539

    Viewed: 1 hour ago

    Sacramento (SMF)Ontario (ONT)Roundtrip
    |
    Economy
    05/30/26 - 05/30/26

    from

    $ 540

    Viewed: 3 hours ago

    Sacramento (SMF)Ontario (ONT)Roundtrip
    |
    Economy
    09/08/26 - 09/11/26

    from

    $ 268

    Viewed: 22 hours ago

    Sacramento (SMF)Ontario (ONT)Roundtrip
    |
    Economy
    04/27/26 - 05/01/26

    from

    $ 314

    Viewed: 20 hours ago

    Sacramento (SMF)Ontario (ONT)Roundtrip
    |
    Economy
    04/27/26 - 05/01/26

    from

    $ 431

    Viewed: 20 hours ago

    Sacramento (SMF)Ontario (ONT)Roundtrip
    |
    Economy
    09/08/26 - 09/11/26

    from

    $ 514

    Viewed: 22 hours ago

    Sacramento (SMF)Ontario (ONT)Roundtrip
    |
    Economy
    09/08/26 - 09/11/26

    from

    $ 527

    Viewed: 22 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.