American Airlines flights from San Francisco to St. Thomas

Recent searches for flights from San Francisco to St. Thomas

Aug 2026
From$1,008*
Updated: 9 hours ago
Round tripIEconomy
Sep 2026
From$696*
Updated: 9 hours ago
Round tripIEconomy
Oct 2026
From$619*
Updated: 9 hours ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $795
cmp-daily-histogram-bars-legend-max-price-aria-label $2.5K
Displaying fares for August-2026
  • SFO–STT: cmp-view-offers-disclaimer. Find Offers
    23

    Su

    AUG

  • SFO–STT, 08/24/26 – 08/31/26: From $1,270
    24

    Mo

  • SFO–STT, 08/25/26 – 09/01/26: From $1,527
    25

    Tu

  • SFO–STT, 08/26/26 – 09/02/26: From $1,372
    26

    We

  • SFO–STT, 08/27/26 – 09/03/26: From $1,016
    27

    Th

  • SFO–STT, 08/28/26 – 09/04/26: From $1,097
    28

    Fr

  • SFO–STT, 08/29/26 – 09/05/26: From $1,041
    29

    Sa

  • SFO–STT, 08/30/26 – 09/06/26: From $1,008
    30

    Su

  • SFO–STT, 08/31/26 – 09/07/26: From $1,557
    31

    Mo

  • SFO–STT, 09/01/26 – 09/08/26: From $1,565
    01

    Tu

    SEP

  • SFO–STT, 09/02/26 – 09/09/26: From $1,341
    02

    We

  • SFO–STT, 09/03/26 – 09/10/26: From $1,447
    03

    Th

  • SFO–STT, 09/04/26 – 09/11/26: From $1,328
    04

    Fr

  • SFO–STT, 09/05/26 – 09/12/26: From $1,317
    05

    Sa

  • SFO–STT, 09/06/26 – 09/13/26: From $2,549
    06

    Su

  • SFO–STT, 09/07/26 – 09/14/26: From $1,365
    07

    Mo

  • SFO–STT, 09/08/26 – 09/15/26: From $1,290
    08

    Tu

  • SFO–STT, 09/09/26 – 09/16/26: From $1,591
    09

    We

  • SFO–STT, 09/10/26 – 09/17/26: From $1,185
    10

    Th

  • SFO–STT, 09/11/26 – 09/18/26: From $1,315
    11

    Fr

  • SFO–STT, 09/12/26 – 09/19/26: From $990
    12

    Sa

  • SFO–STT, 09/13/26 – 09/20/26: From $2,085
    13

    Su

  • SFO–STT, 09/14/26 – 09/21/26: From $1,050
    14

    Mo

  • SFO–STT, 09/15/26 – 09/22/26: From $830
    15

    Tu

  • SFO–STT, 09/16/26 – 09/23/26: From $795
    16

    We

  • SFO–STT, 09/17/26 – 09/24/26: From $1,045
    17

    Th

  • SFO–STT, 09/18/26 – 09/25/26: From $1,110
    18

    Fr

  • SFO–STT, 09/19/26 – 09/26/26: From $950
    19

    Sa

  • SFO–STT: cmp-view-offers-disclaimer. Find Offers
    20

    Su

  • SFO–STT: cmp-view-offers-disclaimer. Find Offers
    21

    Mo

  • SFO–STT: cmp-view-offers-disclaimer. Find Offers
    22

    Tu

    • range$795-$2,549

    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 St. Thomas flights

    $
    keyboard_arrow_down

    San Francisco (SFO)to

    St. Thomas (STT)
    10/27/26 - 11/03/26

    Round trip

    Economy

    from
    $619Fare subject to changes
    Updated: 9 hours ago

    San Francisco (SFO)to

    St. Thomas (STT)
    10/28/26 - 11/04/26

    Round trip

    Economy

    from
    $624Fare subject to changes
    Updated: 9 hours ago

    San Francisco (SFO)to

    St. Thomas (STT)
    10/13/26 - 10/20/26

    Round trip

    Economy

    from
    $631Fare subject to changes
    Updated: 9 hours ago

    San Francisco (SFO)to

    St. Thomas (STT)
    10/14/26 - 10/21/26

    Round trip

    Economy

    from
    $661Fare subject to changes
    Updated: 9 hours ago

    San Francisco (SFO)to

    St. Thomas (STT)
    11/11/26 - 11/18/26

    Round trip

    Economy

    from
    $661Fare subject to changes
    Updated: 9 hours ago

    San Francisco (SFO)to

    St. Thomas (STT)
    09/28/26 - 10/05/26

    Round trip

    Economy

    from
    $696Fare subject to changes
    Updated: 9 hours ago

    San Francisco (SFO)to

    St. Thomas (STT)
    10/05/26 - 10/12/26

    Round trip

    Economy

    from
    $700Fare subject to changes
    Updated: 9 hours ago

    San Francisco (SFO)to

    St. Thomas (STT)
    10/06/26 - 10/13/26

    Round trip

    Economy

    from
    $700Fare 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.

    Finding cheap flights from San Francisco to St. Thomas

    Looking for lower fares on your trip from San Francisco to St. Thomas? Here are a few ways to save.

    • Book early: Booking 1 to 3 months ahead can help you find lower fares
    • Be flexible with dates: Midweek travel, like Tuesdays and Wednesdays, can be more affordable
    • Travel during less busy periods: Flying outside peak travel times can help find lower fares and avoid crowds

    Earn up to $500 back on your next American Airlines flight plus, 30,000 bonus miles. Offers vary elsewhere. Opens another site in a new window that may not meet accessibility guidelines.

    Upgrade your flight with Main Cabin Extra

    Make your trip more comfortable with Main Cabin Extra. Enjoy benefits like:

    • Extra legroom: More space with seats at the front of the Main Cabin or in exit rows.
    • Early boarding: Preferred Group 5 boarding allows easier access to overhead bins.
    • Complimentary drinks: Enjoy beer, wine and spirits on flights with full beverage service.

    Discover how Main Cabin Extra can enhance your trip.

    American Airlines flights from San Francisco to St. Thomas