Alaska Airlines Flights from Austin to San Diego

Lowest fares from Austin to San Diego

May 2026
From$259*
Seen: 1 day ago
Flight Type One Way|Saver
Jun 2026
From$129*
Seen: 8 hours ago
Flight Type One Way|Saver
Jul 2026
From$119*
Seen: 8 hours ago
Flight Type One Way|Saver
cmp-daily-histogram-bars-legend-min-price-aria-label $129
cmp-daily-histogram-bars-legend-max-price-aria-label $464
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    • Range$129-$464

    *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.

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

    $
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    One-way low-fare flights Austin to San Diego.*
    From
    To
    Fare Type
    Dates
    Price
    Austin (AUS)San Diego (SAN)One-way
    |
    Saver    		Depart: Aug 18, 2026

    From

    $119

    Seen: 8 hours ago

    Austin (AUS)San Diego (SAN)One-way
    |
    Saver    		Depart: Aug 20, 2026

    From

    $119

    Seen: 8 hours ago

    Austin (AUS)San Diego (SAN)One-way
    |
    Saver    		Depart: Aug 26, 2026

    From

    $119

    Seen: 8 hours ago

    Austin (AUS)San Diego (SAN)One-way
    |
    Saver    		Depart: Jul 8, 2026

    From

    $119

    Seen: 8 hours ago

    Austin (AUS)San Diego (SAN)One-way
    |
    Saver    		Depart: Jul 13, 2026

    From

    $119

    Seen: 8 hours ago

    Austin (AUS)San Diego (SAN)One-way
    |
    Saver    		Depart: Jul 20, 2026

    From

    $119

    Seen: 8 hours ago

    Austin (AUS)San Diego (SAN)One-way
    |
    Saver    		Depart: Jul 25, 2026

    From

    $119

    Seen: 8 hours ago

    Austin (AUS)San Diego (SAN)One-way
    |
    Saver    		Depart: Aug 4, 2026

    From

    $119

    Seen: 8 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.

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