Southwest® flights from San Diego to Philadelphia from $161

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Low fares from San Diego to Philadelphia

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San Diego (SAN)to

Philadelphia (PHL)
Depart: 01/20/2027

One-way

Basic

From
$161
Seen: 17 hrs ago

San Diego (SAN)to

Philadelphia (PHL)
Depart: 12/08/2026

One-way

Basic

From
$161
Seen: 10 hrs ago

San Diego (SAN)to

Philadelphia (PHL)
Depart: 12/15/2026

One-way

Basic

From
$161
Seen: 14 hrs ago

San Diego (SAN)to

Philadelphia (PHL)
Depart: 12/01/2026

One-way

Basic

From
$166
Seen: 10 hrs ago

San Diego (SAN)to

Philadelphia (PHL)
Depart: 12/17/2026

One-way

Basic

From
$174
Seen: 7 hrs ago

San Diego (SAN)to

Philadelphia (PHL)
Depart: 01/14/2027

One-way

Basic

From
$174
Seen: 23 hrs ago

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Explore flights from San Diego to Philadelphia

Oct 2026
From$286*
Seen: 17 hrs ago
One Way/Basic
Nov 2026
From$178*
Seen: 14 hrs ago
One Way/Basic
Dec 2026
From$161*
Seen: 14 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $178
cmp-daily-histogram-bars-legend-max-price-aria-label $385
Displaying fares for October-2026
  • SAN–PHL: cmp-view-offers-disclaimer. Find Offers
    21

    Wed

    OCT

  • SAN–PHL, 10/22/2026: From $338
    22

    Thu

  • SAN–PHL, 10/23/2026: From $338
    23

    Fri

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    24

    Sat

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    25

    Sun

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    26

    Mon

  • SAN–PHL, 10/27/2026: From $286
    27

    Tue

  • SAN–PHL: cmp-view-offers-disclaimer. Find Offers
    28

    Wed

  • SAN–PHL, 10/29/2026: From $338
    29

    Thu

  • SAN–PHL: cmp-view-offers-disclaimer. Find Offers
    30

    Fri

  • SAN–PHL: cmp-view-offers-disclaimer. Find Offers
    31

    Sat

  • SAN–PHL: cmp-view-offers-disclaimer. Find Offers
    01

    Sun

    NOV

  • SAN–PHL: cmp-view-offers-disclaimer. Find Offers
    02

    Mon

  • SAN–PHL: cmp-view-offers-disclaimer. Find Offers
    03

    Tue

  • SAN–PHL, 11/04/2026: From $286
    04

    Wed

  • SAN–PHL, 11/05/2026: From $334
    05

    Thu

  • SAN–PHL: cmp-view-offers-disclaimer. Find Offers
    06

    Fri

  • SAN–PHL: cmp-view-offers-disclaimer. Find Offers
    07

    Sat

  • SAN–PHL, 11/08/2026: From $334
    08

    Sun

  • SAN–PHL, 11/09/2026: From $178
    09

    Mon

  • SAN–PHL, 11/10/2026: From $178
    10

    Tue

  • SAN–PHL, 11/11/2026: From $189
    11

    Wed

  • SAN–PHL, 11/12/2026: From $304
    12

    Thu

  • SAN–PHL: cmp-view-offers-disclaimer. Find Offers
    13

    Fri

  • SAN–PHL: cmp-view-offers-disclaimer. Find Offers
    14

    Sat

  • SAN–PHL: cmp-view-offers-disclaimer. Find Offers
    15

    Sun

  • SAN–PHL: cmp-view-offers-disclaimer. Find Offers
    16

    Mon

  • SAN–PHL: cmp-view-offers-disclaimer. Find Offers
    17

    Tue

  • SAN–PHL: cmp-view-offers-disclaimer. Find Offers
    18

    Wed

  • SAN–PHL, 11/19/2026: From $315
    19

    Thu

  • SAN–PHL, 11/20/2026: From $385
    20

    Fri

    • Range$178-$385

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

    Flight Details

    Departing from:
    San Diego International Airport
    Arriving at:
    Philadelphia International Airport
    Distance:
    2370 miles

    Questions we hear the most

    There are 96 weekly flights from San Diego to Philadelphia on Southwest Airlines.
    To find the lowest fares by day and time to fly San Diego to Philadelphia with Southwest, check out our Low Fare Calendar.
    You can rent a car at Philadelphia International Airport book yours with your flight.
    Yes! Flights from San Diego to Philadelphia—or from here or there to anywhere—can be changed with no change fees. Fare difference may apply.
    Check the status of your upcoming Southwest flight.
    Check out the Southwest Airlines® Help Center for answers about everything Southwest.

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