American Airlines flights from Philadelphia to San Francisco

Recent searches for flights from Philadelphia to San Francisco

Sep 2026
From$439*
Updated: 16 hours ago
Round tripIEconomy
Oct 2026
From$399*
Updated: 16 hours ago
Round tripIEconomy
Nov 2026
From$399*
Updated: 16 hours ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $399
cmp-daily-histogram-bars-legend-max-price-aria-label $636
Displaying fares for September-2026
  • PHL–SFO, 09/16/26 – 09/23/26: From $559
    16

    We

    SEP

  • PHL–SFO, 09/17/26 – 09/24/26: From $636
    17

    Th

  • PHL–SFO, 09/18/26 – 09/23/26: From $611
    18

    Fr

  • PHL–SFO, 09/19/26 – 09/26/26: From $559
    19

    Sa

  • PHL–SFO, 09/20/26 – 09/27/26: From $636
    20

    Su

  • PHL–SFO, 09/21/26 – 09/29/26: From $571
    21

    Mo

  • PHL–SFO, 09/22/26 – 09/29/26: From $519
    22

    Tu

  • PHL–SFO, 09/23/26 – 09/30/26: From $519
    23

    We

  • PHL–SFO, 09/24/26 – 10/01/26: From $544
    24

    Th

  • PHL–SFO, 09/25/26 – 10/02/26: From $544
    25

    Fr

  • PHL–SFO, 09/26/26 – 10/03/26: From $519
    26

    Sa

  • PHL–SFO, 09/27/26 – 10/04/26: From $544
    27

    Su

  • PHL–SFO, 09/28/26 – 10/05/26: From $544
    28

    Mo

  • PHL–SFO, 09/29/26 – 10/06/26: From $439
    29

    Tu

  • PHL–SFO, 09/30/26 – 10/07/26: From $439
    30

    We

  • PHL–SFO, 10/01/26 – 10/07/26: From $439
    01

    Th

    OCT

  • PHL–SFO, 10/02/26 – 10/09/26: From $439
    02

    Fr

  • PHL–SFO, 10/03/26 – 10/10/26: From $439
    03

    Sa

  • PHL–SFO, 10/04/26 – 10/11/26: From $449
    04

    Su

  • PHL–SFO, 10/05/26 – 10/10/26: From $415
    05

    Mo

  • PHL–SFO, 10/06/26 – 10/13/26: From $399
    06

    Tu

  • PHL–SFO, 10/07/26 – 10/14/26: From $399
    07

    We

  • PHL–SFO, 10/08/26 – 10/15/26: From $399
    08

    Th

  • PHL–SFO, 10/09/26 – 10/16/26: From $399
    09

    Fr

  • PHL–SFO, 10/10/26 – 10/17/26: From $399
    10

    Sa

  • PHL–SFO, 10/11/26 – 10/18/26: From $503
    11

    Su

  • PHL–SFO, 10/12/26 – 10/18/26: From $399
    12

    Mo

  • PHL–SFO, 10/13/26 – 10/20/26: From $399
    13

    Tu

  • PHL–SFO, 10/14/26 – 10/18/26: From $399
    14

    We

  • PHL–SFO, 10/15/26 – 10/20/26: From $399
    15

    Th

    • range$399-$636

    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 Philadelphia to San Francisco flights

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    Philadelphia (PHL)to

    San Francisco (SFO)
    12/01/26 - 12/08/26

    Round trip

    Economy

    from
    $399Fare subject to changes
    Updated: 16 hours ago

    Philadelphia (PHL)to

    San Francisco (SFO)
    12/02/26 - 12/09/26

    Round trip

    Economy

    from
    $399Fare subject to changes
    Updated: 16 hours ago

    Philadelphia (PHL)to

    San Francisco (SFO)
    12/03/26 - 12/10/26

    Round trip

    Economy

    from
    $399Fare subject to changes
    Updated: 16 hours ago

    Philadelphia (PHL)to

    San Francisco (SFO)
    12/07/26 - 12/14/26

    Round trip

    Economy

    from
    $399Fare subject to changes
    Updated: 16 hours ago

    Philadelphia (PHL)to

    San Francisco (SFO)
    12/09/26 - 12/16/26

    Round trip

    Economy

    from
    $399Fare subject to changes
    Updated: 16 hours ago

    Philadelphia (PHL)to

    San Francisco (SFO)
    11/05/26 - 11/12/26

    Round trip

    Economy

    from
    $399Fare subject to changes
    Updated: 16 hours ago

    Philadelphia (PHL)to

    San Francisco (SFO)
    11/06/26 - 11/13/26

    Round trip

    Economy

    from
    $399Fare subject to changes
    Updated: 16 hours ago

    Philadelphia (PHL)to

    San Francisco (SFO)
    11/08/26 - 11/15/26

    Round trip

    Economy

    from
    $399Fare subject to changes
    Updated: 16 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.

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