Flights from Philadelphia, PA to San Diego, CA

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Best Deals on Flights From Philadelphia, PA (PHL) to San Diego, CA (SAN)

Nov 2026
from$148*
Last seen: 5 hours ago
One-way/Economy
Dec 2026
from$164*
Last seen: 8 hours ago
One-way/Economy
Jan 2027
No results for this month.
cmp-daily-histogram-bars-legend-min-price-aria-label $148
Displaying fares for November-2026
  • PHL–SAN: cmp-view-offers-disclaimer. Find Offers
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  • PHL–SAN, Nov 20, 2026: from $148
    20

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  • PHL–SAN, Nov 22, 2026: from $234
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  • PHL–SAN, Nov 27, 2026: from $290
    27

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  • PHL–SAN, Nov 29, 2026: from $383
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    • Range$148-$383

    *Prices found by others in the previous 48 hours for round-trip flights. Prices shown may also require membership in our travel club, Discount Den.

    Flights Deals from Philadelphia, PA to San Diego, CA on Frontier

    $
    Flights Deals from Philadelphia, PA to San Diego, CA on Frontier
    From
    To
    Philadelphia, PA (PHL)San Diego, CA (SAN)One-way
    /
    Discount Den Basic Fare    		Departing Mar 20, 2027

    From

    $347

    Last seen: 6 hours ago

    *Prices found by others in the previous 48 hours for one-way flights. Prices shown may also require membership in our travel club, Discount Den®.

    Philadelphia, PA San Diego, CA

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