American Airlines flights from San Francisco to Harlingen

Recent searches for flights from San Francisco to Harlingen

Sep 2026
From$257*
Updated: 3 hours ago
Round tripIEconomy
Oct 2026
From$247*
Updated: 3 hours ago
Round tripIEconomy
Nov 2026
From$247*
Updated: 3 hours ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $257
cmp-daily-histogram-bars-legend-max-price-aria-label $1.4K
Displaying fares for September-2026
  • SFO–HRL, 09/04/26 – 09/07/26: From $1,354
    04

    Fr

    SEP

  • SFO–HRL, 09/05/26 – 09/12/26: From $453
    05

    Sa

  • SFO–HRL, 09/06/26 – 09/13/26: From $459
    06

    Su

  • SFO–HRL, 09/07/26 – 09/14/26: From $504
    07

    Mo

  • SFO–HRL, 09/08/26 – 09/15/26: From $367
    08

    Tu

  • SFO–HRL, 09/09/26 – 09/16/26: From $367
    09

    We

  • SFO–HRL, 09/10/26 – 09/17/26: From $373
    10

    Th

  • SFO–HRL, 09/11/26 – 09/18/26: From $378
    11

    Fr

  • SFO–HRL, 09/12/26 – 09/19/26: From $297
    12

    Sa

  • SFO–HRL, 09/13/26 – 09/20/26: From $429
    13

    Su

  • SFO–HRL, 09/14/26 – 09/21/26: From $453
    14

    Mo

  • SFO–HRL, 09/15/26 – 09/22/26: From $297
    15

    Tu

  • SFO–HRL, 09/16/26 – 09/23/26: From $378
    16

    We

  • SFO–HRL, 09/17/26 – 09/24/26: From $388
    17

    Th

  • SFO–HRL, 09/18/26 – 09/25/26: From $408
    18

    Fr

  • SFO–HRL, 09/19/26 – 09/26/26: From $257
    19

    Sa

  • SFO–HRL, 09/20/26 – 09/27/26: From $429
    20

    Su

  • SFO–HRL, 09/21/26 – 09/28/26: From $423
    21

    Mo

  • SFO–HRL, 09/22/26 – 09/29/26: From $257
    22

    Tu

  • SFO–HRL, 09/23/26 – 09/30/26: From $287
    23

    We

  • SFO–HRL, 09/24/26 – 10/01/26: From $338
    24

    Th

  • SFO–HRL, 09/25/26 – 10/02/26: From $509
    25

    Fr

  • SFO–HRL, 09/26/26 – 10/03/26: From $287
    26

    Sa

  • SFO–HRL, 09/27/26 – 10/04/26: From $403
    27

    Su

  • SFO–HRL, 09/28/26 – 10/05/26: From $257
    28

    Mo

  • SFO–HRL, 09/29/26 – 10/06/26: From $257
    29

    Tu

  • SFO–HRL, 09/30/26 – 10/07/26: From $287
    30

    We

  • SFO–HRL, 10/01/26 – 10/08/26: From $454
    01

    Th

    OCT

  • SFO–HRL: cmp-view-offers-disclaimer. Find Offers
    02

    Fr

  • SFO–HRL: cmp-view-offers-disclaimer. Find Offers
    03

    Sa

    • range$257-$1,354

    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 Harlingen flights

    $
    keyboard_arrow_down

    San Francisco (SFO)to

    Harlingen (HRL)
    10/21/26 - 10/28/26

    Round trip

    Economy

    from
    $247Fare subject to changes
    Updated: 3 hours ago

    San Francisco (SFO)to

    Harlingen (HRL)
    11/04/26 - 11/11/26

    Round trip

    Economy

    from
    $247Fare subject to changes
    Updated: 3 hours ago

    San Francisco (SFO)to

    Harlingen (HRL)
    11/07/26 - 11/14/26

    Round trip

    Economy

    from
    $247Fare subject to changes
    Updated: 3 hours ago

    San Francisco (SFO)to

    Harlingen (HRL)
    11/10/26 - 11/17/26

    Round trip

    Economy

    from
    $247Fare subject to changes
    Updated: 3 hours ago

    San Francisco (SFO)to

    Harlingen (HRL)
    10/27/26 - 11/03/26

    Round trip

    Economy

    from
    $247Fare subject to changes
    Updated: 3 hours ago

    San Francisco (SFO)to

    Harlingen (HRL)
    10/28/26 - 11/04/26

    Round trip

    Economy

    from
    $247Fare subject to changes
    Updated: 3 hours ago

    San Francisco (SFO)to

    Harlingen (HRL)
    10/06/26 - 10/13/26

    Round trip

    Economy

    from
    $247Fare subject to changes
    Updated: 3 hours ago

    San Francisco (SFO)to

    Harlingen (HRL)
    10/07/26 - 10/14/26

    Round trip

    Economy

    from
    $247Fare subject to changes
    Updated: 3 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 Harlingen

    Looking for lower fares on your trip from San Francisco to Harlingen? 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

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    • Extra legroom: More space with seats at the front of the Main Cabin or in exit rows.
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    Discover how Main Cabin Extra can enhance your trip.

    American Airlines flights from San Francisco to Harlingen