American Airlines flights from Tucson to Saint Louis

Recent searches for flights from Tucson to Saint Louis

Sep 2026
From$407*
Updated: 7 hours ago
Round tripIEconomy
Oct 2026
From$257*
Updated: 7 hours ago
Round tripIEconomy
Nov 2026
From$257*
Updated: 7 hours ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $257
cmp-daily-histogram-bars-legend-max-price-aria-label $1.0K
Displaying fares for September-2026
  • TUS–STL: cmp-view-offers-disclaimer. Find Offers
    15

    Tu

    SEP

  • TUS–STL, 09/16/26 – 09/23/26: From $1,002
    16

    We

  • TUS–STL, 09/17/26 – 09/24/26: From $1,002
    17

    Th

  • TUS–STL, 09/18/26 – 09/25/26: From $1,002
    18

    Fr

  • TUS–STL, 09/19/26 – 09/26/26: From $1,002
    19

    Sa

  • TUS–STL, 09/20/26 – 09/27/26: From $1,002
    20

    Su

  • TUS–STL, 09/21/26 – 09/28/26: From $1,002
    21

    Mo

  • TUS–STL, 09/22/26 – 09/29/26: From $787
    22

    Tu

  • TUS–STL, 09/23/26 – 10/06/26: From $637
    23

    We

  • TUS–STL, 09/24/26 – 10/01/26: From $809
    24

    Th

  • TUS–STL, 09/25/26 – 10/02/26: From $787
    25

    Fr

  • TUS–STL, 09/26/26 – 10/24/26: From $637
    26

    Sa

  • TUS–STL, 09/27/26 – 10/04/26: From $787
    27

    Su

  • TUS–STL, 09/28/26 – 10/05/26: From $655
    28

    Mo

  • TUS–STL, 09/29/26 – 10/06/26: From $407
    29

    Tu

  • TUS–STL, 09/30/26 – 10/07/26: From $407
    30

    We

  • TUS–STL, 10/01/26 – 10/08/26: From $453
    01

    Th

    OCT

  • TUS–STL, 10/02/26 – 10/09/26: From $474
    02

    Fr

  • TUS–STL, 10/03/26 – 10/10/26: From $506
    03

    Sa

  • TUS–STL, 10/04/26 – 10/11/26: From $713
    04

    Su

  • TUS–STL, 10/05/26 – 10/12/26: From $374
    05

    Mo

  • TUS–STL, 10/06/26 – 10/13/26: From $275
    06

    Tu

  • TUS–STL, 10/07/26 – 10/14/26: From $257
    07

    We

  • TUS–STL, 10/08/26 – 10/15/26: From $374
    08

    Th

  • TUS–STL, 10/09/26 – 10/16/26: From $327
    09

    Fr

  • TUS–STL, 10/10/26 – 10/17/26: From $275
    10

    Sa

  • TUS–STL, 10/11/26 – 10/18/26: From $467
    11

    Su

  • TUS–STL, 10/12/26 – 10/19/26: From $293
    12

    Mo

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

    Tu

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

    We

    • range$257-$1,002

    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 Tucson to Saint Louis flights

    $
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    Tucson (TUS)to

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

    Round trip

    Economy

    from
    $257Fare subject to changes
    Updated: 7 hours ago

    Tucson (TUS)to

    Saint Louis (STL)
    10/17/26 - 10/24/26

    Round trip

    Economy

    from
    $257Fare subject to changes
    Updated: 7 hours ago

    Tucson (TUS)to

    Saint Louis (STL)
    10/28/26 - 11/04/26

    Round trip

    Economy

    from
    $257Fare subject to changes
    Updated: 7 hours ago

    Tucson (TUS)to

    Saint Louis (STL)
    12/08/26 - 12/15/26

    Round trip

    Economy

    from
    $257Fare subject to changes
    Updated: 7 hours ago

    Tucson (TUS)to

    Saint Louis (STL)
    12/05/26 - 12/12/26

    Round trip

    Economy

    from
    $257Fare subject to changes
    Updated: 7 hours ago

    Tucson (TUS)to

    Saint Louis (STL)
    11/03/26 - 11/10/26

    Round trip

    Economy

    from
    $257Fare subject to changes
    Updated: 7 hours ago

    Tucson (TUS)to

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

    Round trip

    Economy

    from
    $257Fare subject to changes
    Updated: 7 hours ago

    Tucson (TUS)to

    Saint Louis (STL)
    11/17/26 - 11/24/26

    Round trip

    Economy

    from
    $257Fare subject to changes
    Updated: 7 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.

    Citi / AAdvantage credit card offer.