American Airlines flights from San Francisco to Saint Louis

Recent searches for flights from San Francisco to Saint Louis

Sep 2026
From$415*
Updated: 3 hours ago
Round tripIEconomy
Oct 2026
From$363*
Updated: 6 hours ago
Round tripIEconomy
Nov 2026
From$363*
Updated: 6 hours ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $363
cmp-daily-histogram-bars-legend-max-price-aria-label $1.2K
Displaying fares for September-2026
  • SFO–STL: cmp-view-offers-disclaimer. Find Offers
    15

    Tu

    SEP

  • SFO–STL, 09/16/26 – 09/23/26: From $1,013
    16

    We

  • SFO–STL, 09/17/26 – 09/19/26: From $1,087
    17

    Th

  • SFO–STL, 09/18/26 – 09/25/26: From $1,159
    18

    Fr

  • SFO–STL, 09/19/26 – 09/26/26: From $1,028
    19

    Sa

  • SFO–STL, 09/20/26 – 09/27/26: From $1,159
    20

    Su

  • SFO–STL, 09/21/26 – 09/28/26: From $1,148
    21

    Mo

  • SFO–STL, 09/22/26 – 09/30/26: From $415
    22

    Tu

  • SFO–STL, 09/23/26 – 09/30/26: From $415
    23

    We

  • SFO–STL, 09/24/26 – 10/01/26: From $896
    24

    Th

  • SFO–STL, 09/25/26 – 10/02/26: From $916
    25

    Fr

  • SFO–STL, 09/26/26 – 10/03/26: From $853
    26

    Sa

  • SFO–STL, 09/27/26 – 10/04/26: From $896
    27

    Su

  • SFO–STL, 09/28/26 – 10/05/26: From $764
    28

    Mo

  • SFO–STL, 09/29/26 – 10/06/26: From $521
    29

    Tu

  • SFO–STL, 09/30/26 – 10/07/26: From $521
    30

    We

  • SFO–STL, 10/01/26 – 10/08/26: From $547
    01

    Th

    OCT

  • SFO–STL, 10/02/26 – 10/09/26: From $573
    02

    Fr

  • SFO–STL, 10/03/26 – 10/10/26: From $521
    03

    Sa

  • SFO–STL, 10/04/26 – 10/11/26: From $639
    04

    Su

  • SFO–STL, 10/05/26 – 10/12/26: From $415
    05

    Mo

  • SFO–STL, 10/06/26 – 10/13/26: From $363
    06

    Tu

  • SFO–STL, 10/07/26 – 10/14/26: From $363
    07

    We

  • SFO–STL, 10/08/26 – 10/15/26: From $494
    08

    Th

  • SFO–STL, 10/09/26 – 10/16/26: From $467
    09

    Fr

  • SFO–STL, 10/10/26 – 10/17/26: From $363
    10

    Sa

  • SFO–STL, 10/11/26 – 10/18/26: From $599
    11

    Su

  • SFO–STL, 10/12/26 – 10/19/26: From $415
    12

    Mo

  • SFO–STL: cmp-view-offers-disclaimer. Find Offers
    13

    Tu

  • SFO–STL: cmp-view-offers-disclaimer. Find Offers
    14

    We

    • range$363-$1,159

    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 San Francisco to Saint Louis flights

    $
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    San Francisco (SFO)to

    Saint Louis (STL)
    10/20/26 - 10/27/26

    Round trip

    Economy

    from
    $363Fare subject to changes
    Updated: 6 hours ago

    San Francisco (SFO)to

    Saint Louis (STL)
    10/24/26 - 10/31/26

    Round trip

    Economy

    from
    $363Fare subject to changes
    Updated: 6 hours ago

    San Francisco (SFO)to

    Saint Louis (STL)
    10/06/26 - 10/13/26

    Round trip

    Economy

    from
    $363Fare subject to changes
    Updated: 6 hours ago

    San Francisco (SFO)to

    Saint Louis (STL)
    10/07/26 - 10/14/26

    Round trip

    Economy

    from
    $363Fare subject to changes
    Updated: 6 hours ago

    San Francisco (SFO)to

    Saint Louis (STL)
    10/10/26 - 10/17/26

    Round trip

    Economy

    from
    $363Fare subject to changes
    Updated: 6 hours ago

    San Francisco (SFO)to

    Saint Louis (STL)
    12/01/26 - 12/08/26

    Round trip

    Economy

    from
    $363Fare subject to changes
    Updated: 6 hours ago

    San Francisco (SFO)to

    Saint Louis (STL)
    12/09/26 - 12/16/26

    Round trip

    Economy

    from
    $363Fare subject to changes
    Updated: 6 hours ago

    San Francisco (SFO)to

    Saint Louis (STL)
    11/04/26 - 11/11/26

    Round trip

    Economy

    from
    $363Fare subject to changes
    Updated: 6 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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