American Airlines flights from Fresno to San Diego

Recent searches for flights from Fresno to San Diego

Aug 2026
From$272*
Updated: 9 hours ago
Round tripIEconomy
Sep 2026
From$159*
Updated: 9 hours ago
Round tripIEconomy
Oct 2026
From$159*
Updated: 9 hours ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $159
cmp-daily-histogram-bars-legend-max-price-aria-label $397
Displaying fares for August-2026
  • FAT–SAN, 08/15/26 – 08/22/26: From $342
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  • FAT–SAN, 08/16/26 – 08/23/26: From $342
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  • FAT–SAN, 08/17/26 – 08/24/26: From $342
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  • FAT–SAN, 08/18/26 – 08/25/26: From $342
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  • FAT–SAN, 08/19/26 – 08/26/26: From $342
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  • FAT–SAN, 08/20/26 – 08/27/26: From $342
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  • FAT–SAN, 08/21/26 – 08/28/26: From $397
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  • FAT–SAN, 08/22/26 – 08/29/26: From $296
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  • FAT–SAN, 08/23/26 – 08/30/26: From $316
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  • FAT–SAN, 08/24/26 – 08/31/26: From $316
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  • FAT–SAN, 08/25/26 – 09/01/26: From $296
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  • FAT–SAN, 08/26/26 – 09/02/26: From $296
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  • FAT–SAN, 08/27/26 – 09/03/26: From $296
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  • FAT–SAN, 08/28/26 – 09/04/26: From $346
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  • FAT–SAN, 08/29/26 – 09/05/26: From $272
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  • FAT–SAN, 08/30/26 – 09/06/26: From $272
    30

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  • FAT–SAN, 08/31/26 – 09/07/26: From $337
    31

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  • FAT–SAN, 09/01/26 – 09/08/26: From $332
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  • FAT–SAN, 09/02/26 – 09/09/26: From $232
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  • FAT–SAN, 09/03/26 – 09/10/26: From $273
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  • FAT–SAN, 09/04/26 – 09/11/26: From $287
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  • FAT–SAN, 09/05/26 – 09/12/26: From $257
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  • FAT–SAN, 09/06/26 – 09/13/26: From $267
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  • FAT–SAN, 09/07/26 – 09/14/26: From $273
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  • FAT–SAN, 09/08/26 – 09/15/26: From $159
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  • FAT–SAN, 09/09/26 – 09/16/26: From $178
    09

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  • FAT–SAN, 09/10/26 – 09/17/26: From $159
    10

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  • FAT–SAN, 09/11/26 – 09/18/26: From $249
    11

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  • FAT–SAN: cmp-view-offers-disclaimer. Find Offers
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  • FAT–SAN: cmp-view-offers-disclaimer. Find Offers
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  • FAT–SAN, 09/14/26 – 09/21/26: From $257
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    • range$159-$397

    DisclaimerFares displayed have been collected within the last 24hrs and may no longer be available at time of booking. Modifying this information may result in a different fare. To find the most updated fare, please visit aa.com. Fares listed may be Basic Economy, which class is subject to additional terms and conditions. Additional baggage fees and charges for optional products and services may apply.

    Find deals on Fresno to San Diego flights

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    keyboard_arrow_down

    Fresno (FAT)to

    San Diego (SAN)
    10/24/26 - 10/31/26

    Round trip

    Economy

    from
    $159Fare subject to changes
    Updated: 9 hours ago

    Fresno (FAT)to

    San Diego (SAN)
    09/15/26 - 09/22/26

    Round trip

    Economy

    from
    $159Fare subject to changes
    Updated: 9 hours ago

    Fresno (FAT)to

    San Diego (SAN)
    09/26/26 - 10/03/26

    Round trip

    Economy

    from
    $159Fare subject to changes
    Updated: 9 hours ago

    Fresno (FAT)to

    San Diego (SAN)
    09/10/26 - 09/17/26

    Round trip

    Economy

    from
    $159Fare subject to changes
    Updated: 9 hours ago

    Fresno (FAT)to

    San Diego (SAN)
    10/20/26 - 10/27/26

    Round trip

    Economy

    from
    $159Fare subject to changes
    Updated: 9 hours ago

    Fresno (FAT)to

    San Diego (SAN)
    09/22/26 - 09/29/26

    Round trip

    Economy

    from
    $159Fare subject to changes
    Updated: 9 hours ago

    Fresno (FAT)to

    San Diego (SAN)
    09/08/26 - 09/15/26

    Round trip

    Economy

    from
    $159Fare subject to changes
    Updated: 9 hours ago

    Fresno (FAT)to

    San Diego (SAN)
    10/21/26 - 10/28/26

    Round trip

    Economy

    from
    $159Fare subject to changes
    Updated: 9 hours ago

    *Fares displayed have been collected within the last 24hrs and may no longer be available at time of booking. Some fares listed may include one or more connections that are Basic Economy, which class is subject to additional terms and conditions. Modifying this information may result in a different fare. To find the most updated fare, please visit aa.com. Additional baggage fees and charges for optional products and services may apply.

    Finding cheap flights from Fresno to San Diego

    Looking for lower fares on your trip from Fresno to San Diego? Here are a few ways to save.

    • Book early: Booking 1 to 3 months ahead can help you find lower fares
    • Be flexible with dates: Midweek travel, like Tuesdays and Wednesdays, can be more affordable
    • Travel during less busy periods: Flying outside peak travel times can help find lower fares and avoid crowds

    Earn up to $500 back on your next American Airlines flight plus, 30,000 bonus miles. Offers vary elsewhere. Opens another site in a new window that may not meet accessibility guidelines.

    Upgrade your flight with Main Cabin Extra

    Make your trip more comfortable with Main Cabin Extra. Enjoy benefits like:

    • Extra legroom: More space with seats at the front of the Main Cabin or in exit rows.
    • Early boarding: Preferred Group 5 boarding allows easier access to overhead bins.
    • Complimentary drinks: Enjoy beer, wine and spirits on flights with full beverage service.

    Discover how Main Cabin Extra can enhance your trip.

    American Airlines flights from Fresno to San Diego