American Airlines flights from Santa Rosa to Philadelphia

Recent searches for flights from Santa Rosa to Philadelphia

Sep 2026
From$587*
Updated: 9 hours ago
Round tripIEconomy
Oct 2026
From$291*
Updated: 9 hours ago
Round tripIEconomy
Nov 2026
From$291*
Updated: 9 hours ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $375
cmp-daily-histogram-bars-legend-max-price-aria-label $1.2K
Displaying fares for September-2026
  • STS–PHL: cmp-view-offers-disclaimer. Find Offers
    17

    Th

    SEP

  • STS–PHL, 09/18/26 – 09/25/26: From $763
    18

    Fr

  • STS–PHL, 09/19/26 – 09/26/26: From $587
    19

    Sa

  • STS–PHL, 09/20/26 – 09/27/26: From $1,153
    20

    Su

  • STS–PHL, 09/21/26 – 09/28/26: From $809
    21

    Mo

  • STS–PHL, 09/22/26 – 09/29/26: From $587
    22

    Tu

  • STS–PHL, 09/23/26 – 09/30/26: From $657
    23

    We

  • STS–PHL, 09/24/26 – 10/01/26: From $1,153
    24

    Th

  • STS–PHL, 09/25/26 – 10/02/26: From $1,153
    25

    Fr

  • STS–PHL, 09/26/26 – 10/03/26: From $592
    26

    Sa

  • STS–PHL, 09/27/26 – 10/04/26: From $915
    27

    Su

  • STS–PHL, 09/28/26 – 10/05/26: From $809
    28

    Mo

  • STS–PHL, 09/29/26 – 10/06/26: From $587
    29

    Tu

  • STS–PHL, 09/30/26 – 10/07/26: From $587
    30

    We

  • STS–PHL, 10/01/26 – 10/08/26: From $763
    01

    Th

    OCT

  • STS–PHL, 10/02/26 – 10/09/26: From $864
    02

    Fr

  • STS–PHL, 10/03/26 – 10/10/26: From $587
    03

    Sa

  • STS–PHL, 10/04/26 – 10/11/26: From $1,187
    04

    Su

  • STS–PHL, 10/05/26 – 10/12/26: From $657
    05

    Mo

  • STS–PHL, 10/06/26 – 10/13/26: From $500
    06

    Tu

  • STS–PHL, 10/07/26 – 10/14/26: From $375
    07

    We

  • STS–PHL, 10/08/26 – 10/15/26: From $900
    08

    Th

  • STS–PHL, 10/09/26 – 10/16/26: From $715
    09

    Fr

  • STS–PHL, 10/10/26 – 10/17/26: From $417
    10

    Sa

  • STS–PHL, 10/11/26 – 10/18/26: From $897
    11

    Su

  • STS–PHL, 10/12/26 – 10/19/26: From $638
    12

    Mo

  • STS–PHL, 10/13/26 – 10/20/26: From $426
    13

    Tu

  • STS–PHL, 10/14/26 – 10/21/26: From $501
    14

    We

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

    Th

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

    Fr

    • range$375-$1,187

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

    Find deals on Santa Rosa to Philadelphia flights

    $
    keyboard_arrow_down

    Santa Rosa (STS)to

    Philadelphia (PHL)
    10/24/26 - 10/31/26

    Round trip

    Economy

    from
    $291Fare subject to changes
    Updated: 9 hours ago

    Santa Rosa (STS)to

    Philadelphia (PHL)
    12/01/26 - 12/08/26

    Round trip

    Economy

    from
    $291Fare subject to changes
    Updated: 9 hours ago

    Santa Rosa (STS)to

    Philadelphia (PHL)
    11/07/26 - 11/14/26

    Round trip

    Economy

    from
    $291Fare subject to changes
    Updated: 9 hours ago

    Santa Rosa (STS)to

    Philadelphia (PHL)
    10/27/26 - 11/03/26

    Round trip

    Economy

    from
    $291Fare subject to changes
    Updated: 9 hours ago

    Santa Rosa (STS)to

    Philadelphia (PHL)
    10/31/26 - 11/07/26

    Round trip

    Economy

    from
    $291Fare subject to changes
    Updated: 9 hours ago

    Santa Rosa (STS)to

    Philadelphia (PHL)
    12/02/26 - 12/09/26

    Round trip

    Economy

    from
    $291Fare subject to changes
    Updated: 9 hours ago

    Santa Rosa (STS)to

    Philadelphia (PHL)
    12/05/26 - 12/12/26

    Round trip

    Economy

    from
    $291Fare subject to changes
    Updated: 9 hours ago

    Santa Rosa (STS)to

    Philadelphia (PHL)
    11/03/26 - 11/10/26

    Round trip

    Economy

    from
    $291Fare subject to changes
    Updated: 9 hours ago

    *Fares displayed have been collected within the last 24hrs and may no longer be available at time of booking. Some fares listed may include one or more connections that are Basic Economy, which class is subject to additional terms and conditions. Modifying this information may result in a different fare. To find the most updated fare, please visit aa.com. Additional baggage fees and charges for optional products and services may apply.

    Earn up to $300 back on your next
    American Airlines flight

    Plus, 40,000 bonus miles with this credit card offer. Offers vary elsewhere. Terms apply.

    Learn more
    $300 statement credit
    40,000 bonus miles
    AAdvantage credit card