Flights from Singapore to San Francisco from $ 586*

Promotion Code

Changed bag rules and optional services         Cruise Packages

Featured daily fares for flights from Singapore (SIN) to San Francisco (SFO)

May 2026
From$ 1,207*
Viewed: 1 day ago
RoundTrip|Economy
Jun 2026
From$ 586*
Viewed: 19 hours ago
RoundTrip|Economy
Jul 2026
From$ 1,059*
Viewed: 17 hours ago
RoundTrip|Economy
cmp-daily-histogram-bars-legend-min-price-aria-label $ 586
cmp-daily-histogram-bars-legend-max-price-aria-label $ 2.0K
Displaying fares for May-2026
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    • Range$ 586-$ 1,963

    *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 Singapore (SIN) to San Francisco (SFO) flights

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    More United deals on Singapore (SIN) to San Francisco (SFO) flights
    From
    To
    Fare Type
    Dates
    Price
    Singapore (SIN)San Francisco (SFO)Roundtrip
    |
    Economy    		06/16/26 - 07/13/26

    from

    $ 764

    Viewed: 54 minutes ago

    Singapore (SIN)San Francisco (SFO)Roundtrip
    |
    Economy    		06/13/26 - 07/13/26

    from

    $ 784

    Viewed: 11 hours ago

    Singapore (SIN)San Francisco (SFO)Roundtrip
    |
    Economy    		06/24/26 - 08/17/26

    from

    $ 914

    Viewed: 4 hours ago

    Singapore (SIN)San Francisco (SFO)Roundtrip
    |
    Economy    		06/24/26 - 07/13/26

    from

    $ 586

    Viewed: 19 hours ago

    Singapore (SIN)San Francisco (SFO)Roundtrip
    |
    Economy    		06/01/26 - 08/19/26

    from

    $ 748

    Viewed: 1 day ago

    Singapore (SIN)San Francisco (SFO)Roundtrip
    |
    Economy    		06/02/26 - 08/19/26

    from

    $ 748

    Viewed: 1 day ago

    Singapore (SIN)San Francisco (SFO)Roundtrip
    |
    Economy    		06/02/26 - 08/19/26

    from

    $ 875

    Viewed: 1 day ago

    Singapore (SIN)San Francisco (SFO)Roundtrip
    |
    Economy    		06/25/26 - 07/13/26

    from

    $ 892

    Viewed: 19 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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