American Airlines flights from Austin to Liberia (Costa Rica)

Recent searches for flights from Austin to Liberia (Costa Rica)

Sep 2026
From$374*
Updated: 4 hours ago
Round tripIEconomy
Oct 2026
From$333*
Updated: 4 hours ago
Round tripIEconomy
Nov 2026
From$361*
Updated: 4 hours ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $335
cmp-daily-histogram-bars-legend-max-price-aria-label $2.3K
Displaying fares for September-2026
  • AUS–LIR, 09/08/26 – 09/15/26: From $2,292
    08

    Tu

    SEP

  • AUS–LIR, 09/09/26 – 09/16/26: From $632
    09

    We

  • AUS–LIR, 09/10/26 – 09/17/26: From $627
    10

    Th

  • AUS–LIR, 09/11/26 – 09/18/26: From $622
    11

    Fr

  • AUS–LIR, 09/12/26 – 09/19/26: From $587
    12

    Sa

  • AUS–LIR, 09/13/26 – 09/20/26: From $627
    13

    Su

  • AUS–LIR, 09/14/26 – 09/21/26: From $652
    14

    Mo

  • AUS–LIR, 09/15/26 – 09/22/26: From $571
    15

    Tu

  • AUS–LIR, 09/16/26 – 09/23/26: From $606
    16

    We

  • AUS–LIR, 09/17/26 – 09/24/26: From $601
    17

    Th

  • AUS–LIR, 09/18/26 – 09/25/26: From $596
    18

    Fr

  • AUS–LIR, 09/19/26 – 09/26/26: From $587
    19

    Sa

  • AUS–LIR, 09/20/26 – 09/27/26: From $627
    20

    Su

  • AUS–LIR, 09/21/26 – 09/28/26: From $627
    21

    Mo

  • AUS–LIR, 09/22/26 – 09/29/26: From $508
    22

    Tu

  • AUS–LIR, 09/23/26 – 09/30/26: From $654
    23

    We

  • AUS–LIR, 09/24/26 – 10/01/26: From $496
    24

    Th

  • AUS–LIR, 09/25/26 – 10/02/26: From $491
    25

    Fr

  • AUS–LIR, 09/26/26 – 10/03/26: From $468
    26

    Sa

  • AUS–LIR, 09/27/26 – 10/03/26: From $463
    27

    Su

  • AUS–LIR, 09/28/26 – 10/05/26: From $463
    28

    Mo

  • AUS–LIR, 09/29/26 – 10/06/26: From $496
    29

    Tu

  • AUS–LIR, 09/30/26 – 10/07/26: From $374
    30

    We

  • AUS–LIR, 10/01/26 – 10/08/26: From $363
    01

    Th

    OCT

  • AUS–LIR, 10/02/26 – 10/09/26: From $358
    02

    Fr

  • AUS–LIR, 10/03/26 – 10/10/26: From $363
    03

    Sa

  • AUS–LIR, 10/04/26 – 10/11/26: From $368
    04

    Su

  • AUS–LIR, 10/05/26 – 10/12/26: From $381
    05

    Mo

  • AUS–LIR, 10/06/26 – 10/13/26: From $335
    06

    Tu

  • AUS–LIR, 10/07/26 – 10/14/26: From $475
    07

    We

    • range$335-$2,292

    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 Austin to Liberia (Costa Rica) flights

    $
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    Austin (AUS)to

    Liberia (Costa Rica) (LIR)
    10/27/26 - 11/03/26

    Round trip

    Economy

    from
    $333Fare subject to changes
    Updated: 4 hours ago

    Austin (AUS)to

    Liberia (Costa Rica) (LIR)
    10/20/26 - 10/27/26

    Round trip

    Economy

    from
    $335Fare subject to changes
    Updated: 4 hours ago

    Austin (AUS)to

    Liberia (Costa Rica) (LIR)
    10/06/26 - 10/13/26

    Round trip

    Economy

    from
    $335Fare subject to changes
    Updated: 4 hours ago

    Austin (AUS)to

    Liberia (Costa Rica) (LIR)
    10/28/26 - 11/04/26

    Round trip

    Economy

    from
    $341Fare subject to changes
    Updated: 4 hours ago

    Austin (AUS)to

    Liberia (Costa Rica) (LIR)
    10/30/26 - 11/06/26

    Round trip

    Economy

    from
    $356Fare subject to changes
    Updated: 4 hours ago

    Austin (AUS)to

    Liberia (Costa Rica) (LIR)
    10/02/26 - 10/09/26

    Round trip

    Economy

    from
    $358Fare subject to changes
    Updated: 4 hours ago

    Austin (AUS)to

    Liberia (Costa Rica) (LIR)
    10/15/26 - 10/22/26

    Round trip

    Economy

    from
    $358Fare subject to changes
    Updated: 4 hours ago

    Austin (AUS)to

    Liberia (Costa Rica) (LIR)
    10/16/26 - 10/23/26

    Round trip

    Economy

    from
    $358Fare subject to changes
    Updated: 4 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 Austin to Liberia (Costa Rica)

    Looking for lower fares on your trip from Austin to Liberia (Costa Rica)? 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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    American Airlines flights from Austin to Liberia (Costa Rica)