Alaska Airlines Flights from Philadelphia to San Diego

Lowest fares from Philadelphia to San Diego

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Apr 2026
Try another month to see offers
May 2026
From$209*
Seen: 45 minutes ago
Flight Type One Way|Saver
Jun 2026
From$764*
Seen: 1 hour ago
Flight Type One Way|Saver
$209
Displaying fares for April-2026
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    • Range$209

    *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 Philadelphia to San Diego.*

    $
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    One-way low-fare flights Philadelphia to San Diego.*
    From
    To
    Fare Type
    Dates
    Price
    Philadelphia (PHL)San Diego (SAN)One-way
    |
    Saver    		Depart: May 12, 2026

    From

    $209

    Seen: 45 minutes ago

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

    From

    $298

    Seen: 3 hours ago

    Philadelphia (PHL)San Diego (SAN)One-way
    |
    Saver    		Depart: Jun 22, 2026

    From

    $764

    Seen: 1 hour 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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