Alaska Airlines Flights from San Francisco to San Diego

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Lowest fares from San Francisco to San Diego

$39
$571
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  • Range$39-$571

    One-way low-fare flights San Francisco to San Diego.*

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    One-way low-fare flights San Francisco to San Diego.*
    From
    To
    Fare Type
    Dates
    Price
    San Francisco (SFO)San Diego (SAN)One-way
    |
    Saver
    Depart: Jul 30, 2025

    From

    $39

    Seen: 15 hours ago

    San Francisco (SFO)San Diego (SAN)One-way
    |
    Saver
    Depart: Aug 10, 2025

    From

    $39

    Seen: 15 hours ago

    San Francisco (SFO)San Diego (SAN)One-way
    |
    Saver
    Depart: Aug 6, 2025

    From

    $39

    Seen: 15 hours ago

    San Francisco (SFO)San Diego (SAN)One-way
    |
    Saver
    Depart: Jul 29, 2025

    From

    $39

    Seen: 15 hours ago

    San Francisco (SFO)San Diego (SAN)One-way
    |
    Saver
    Depart: Aug 11, 2025

    From

    $39

    Seen: 15 hours ago

    San Francisco (SFO)San Diego (SAN)One-way
    |
    Saver
    Depart: Aug 7, 2025

    From

    $39

    Seen: 1 hour ago

    San Francisco (SFO)San Diego (SAN)One-way
    |
    Saver
    Depart: Jul 22, 2025

    From

    $39

    Seen: 39 minutes ago

    San Francisco (SFO)San Diego (SAN)One-way
    |
    Saver
    Depart: Aug 3, 2025

    From

    $39

    Seen: 2 hours ago

    *Displayed prices have been available within the past 24 hours and may not be available at the time of booking. Fares listed may be Saver fares, which is our most restrictive fare option and subject to additional restrictions. For roundtrip journeys, the price displayed—available within the past 24 hours—is the aggregate of the lowest available fare each way. Additional baggage charges and fees for optional products and services may apply. Other terms and conditions may apply.