Southwest® flights from Santa Rosa to Philadelphia from $165

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Low fares from Santa Rosa to Philadelphia

$

Santa Rosa (STS)to

Philadelphia (PHL)
Depart: 02/08/2027

One-way

Basic

From
$165

Low fares from Santa Rosa to Philadelphia

$

Santa Rosa (STS)to

Philadelphia (PHL)
Depart: 02/08/2027

One-way

Basic

From
$165
Seen: 22 hrs ago

Santa Rosa (STS)to

Philadelphia (PHL)
Depart: 02/07/2027

One-way

Basic

From
$165
Seen: 7 hrs ago

Santa Rosa (STS)to

Philadelphia (PHL)
Depart: 02/11/2027

One-way

Basic

From
$165
Seen: 7 hrs ago

Santa Rosa (STS)to

Philadelphia (PHL)
Depart: 02/13/2027

One-way

Basic

From
$165
Seen: 8 hrs ago

Santa Rosa (STS)to

Philadelphia (PHL)
Depart: 01/18/2027

One-way

Basic

From
$165
Seen: 22 hrs ago

Santa Rosa (STS)to

Philadelphia (PHL)
Depart: 01/31/2027

One-way

Basic

From
$165
Seen: 7 hrs ago

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Explore flights from Santa Rosa to Philadelphia

Nov 2026
From$300*
Seen: 16 hrs ago
One Way/Basic
Dec 2026
From$265*
Seen: 15 hrs ago
One Way/Basic
Jan 2027
From$165*
Seen: 22 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $265
Displaying fares for November-2026
  • STS–PHL: cmp-view-offers-disclaimer. Find Offers
    09

    Mon

    NOV

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    10

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  • STS–PHL, 11/11/2026: From $314
    11

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    12

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  • STS–PHL, 11/16/2026: From $402
    16

    Mon

  • STS–PHL, 11/17/2026: From $314
    17

    Tue

  • STS–PHL, 11/18/2026: From $355
    18

    Wed

  • STS–PHL, 11/19/2026: From $408
    19

    Thu

  • STS–PHL, 11/20/2026: From $397
    20

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    21

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  • STS–PHL, 11/23/2026: From $305
    23

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    24

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    26

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    27

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    28

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    29

    Sun

  • STS–PHL, 11/30/2026: From $300
    30

    Mon

  • STS–PHL, 12/01/2026: From $265
    01

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    DEC

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    02

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    06

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    08

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    • Range$265-$408

    *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:
    Charles M. Schulz–Sonoma County Airport
    Arriving at:
    Philadelphia International Airport
    Distance:
    2525 miles

    Questions we hear the most

    There are 18 weekly flights from Santa Rosa to Philadelphia on Southwest Airlines.
    To find the lowest fares by day and time to fly Santa Rosa 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 Santa Rosa 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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