Flights from Miami to San Diego from $ 279*

Promotion Code

Changed bag rules and optional services         Cruise Packages

Featured daily fares for flights from Miami (MIA) to San Diego (SAN)

May 2026
From$ 435*
Viewed: 11 hours ago
RoundTrip|Economy
Jun 2026
From$ 319*
Viewed: 11 hours ago
RoundTrip|Economy
Jul 2026
From$ 314*
Viewed: 11 hours ago
RoundTrip|Economy
cmp-daily-histogram-bars-legend-min-price-aria-label $ 375
cmp-daily-histogram-bars-legend-max-price-aria-label $ 1.0K
Displaying fares for May-2026
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    • Range$ 375-$ 1,023

    *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 Miami (MIA) to San Diego (SAN) flights

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    More United deals on Miami (MIA) to San Diego (SAN) flights
    From
    To
    Fare Type
    Dates
    Price
    Miami (MIA)San Diego (SAN)Roundtrip
    |
    Economy    		08/12/26 - 08/19/26

    from

    $ 279

    Viewed: 11 hours ago

    Miami (MIA)San Diego (SAN)Roundtrip
    |
    Economy    		08/18/26 - 08/25/26

    from

    $ 279

    Viewed: 11 hours ago

    Miami (MIA)San Diego (SAN)Roundtrip
    |
    Economy    		08/19/26 - 08/26/26

    from

    $ 279

    Viewed: 11 hours ago

    Miami (MIA)San Diego (SAN)Roundtrip
    |
    Economy    		08/18/26 - 08/22/26

    from

    $ 295

    Viewed: 11 hours ago

    Miami (MIA)San Diego (SAN)Roundtrip
    |
    Economy    		08/19/26 - 08/22/26

    from

    $ 295

    Viewed: 11 hours ago

    Miami (MIA)San Diego (SAN)Roundtrip
    |
    Economy    		08/12/26 - 08/15/26

    from

    $ 295

    Viewed: 11 hours ago

    Miami (MIA)San Diego (SAN)Roundtrip
    |
    Economy    		08/20/26 - 08/24/26

    from

    $ 311

    Viewed: 11 hours ago

    Miami (MIA)San Diego (SAN)Roundtrip
    |
    Economy    		07/28/26 - 08/04/26

    from

    $ 314

    Viewed: 11 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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