American Airlines flights from Atlanta to Liberia (Costa Rica)

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

Sep 2026
From$506*
Updated: 11 hours ago
Round tripIEconomy
Oct 2026
From$496*
Updated: 11 hours ago
Round tripIEconomy
Nov 2026
From$496*
Updated: 11 hours ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $496
cmp-daily-histogram-bars-legend-max-price-aria-label $714
Displaying fares for September-2026
  • ATL–LIR: cmp-view-offers-disclaimer. Find Offers
    08

    Tu

    SEP

  • ATL–LIR, 09/09/26 – 09/16/26: From $636
    09

    We

  • ATL–LIR, 09/10/26 – 09/17/26: From $631
    10

    Th

  • ATL–LIR, 09/11/26 – 09/18/26: From $626
    11

    Fr

  • ATL–LIR, 09/12/26 – 09/19/26: From $626
    12

    Sa

  • ATL–LIR, 09/13/26 – 09/20/26: From $631
    13

    Su

  • ATL–LIR, 09/14/26 – 09/21/26: From $631
    14

    Mo

  • ATL–LIR, 09/15/26 – 09/22/26: From $581
    15

    Tu

  • ATL–LIR, 09/16/26 – 09/23/26: From $636
    16

    We

  • ATL–LIR, 09/17/26 – 09/24/26: From $581
    17

    Th

  • ATL–LIR, 09/18/26 – 09/25/26: From $581
    18

    Fr

  • ATL–LIR, 09/19/26 – 09/26/26: From $576
    19

    Sa

  • ATL–LIR, 09/20/26 – 09/27/26: From $581
    20

    Su

  • ATL–LIR, 09/21/26 – 09/28/26: From $576
    21

    Mo

  • ATL–LIR, 09/22/26 – 09/29/26: From $701
    22

    Tu

  • ATL–LIR, 09/23/26 – 09/30/26: From $714
    23

    We

  • ATL–LIR, 09/24/26 – 10/01/26: From $531
    24

    Th

  • ATL–LIR, 09/25/26 – 10/02/26: From $526
    25

    Fr

  • ATL–LIR, 09/26/26 – 10/03/26: From $526
    26

    Sa

  • ATL–LIR, 09/27/26 – 10/04/26: From $531
    27

    Su

  • ATL–LIR, 09/28/26 – 10/05/26: From $526
    28

    Mo

  • ATL–LIR, 09/29/26 – 10/06/26: From $684
    29

    Tu

  • ATL–LIR, 09/30/26 – 10/07/26: From $506
    30

    We

  • ATL–LIR, 10/01/26 – 10/08/26: From $501
    01

    Th

    OCT

  • ATL–LIR, 10/02/26 – 10/09/26: From $496
    02

    Fr

  • ATL–LIR, 10/03/26 – 10/10/26: From $496
    03

    Sa

  • ATL–LIR, 10/04/26 – 10/11/26: From $501
    04

    Su

  • ATL–LIR, 10/05/26 – 10/12/26: From $501
    05

    Mo

  • ATL–LIR, 10/06/26 – 10/13/26: From $496
    06

    Tu

  • ATL–LIR, 10/07/26 – 10/14/26: From $601
    07

    We

    • range$496-$714

    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 Atlanta to Liberia (Costa Rica) flights

    $
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    Atlanta (ATL)to

    Liberia (Costa Rica) (LIR)
    12/04/26 - 12/11/26

    Round trip

    Economy

    from
    $496Fare subject to changes
    Updated: 11 hours ago

    Atlanta (ATL)to

    Liberia (Costa Rica) (LIR)
    11/13/26 - 11/20/26

    Round trip

    Economy

    from
    $496Fare subject to changes
    Updated: 11 hours ago

    Atlanta (ATL)to

    Liberia (Costa Rica) (LIR)
    11/14/26 - 11/21/26

    Round trip

    Economy

    from
    $496Fare subject to changes
    Updated: 11 hours ago

    Atlanta (ATL)to

    Liberia (Costa Rica) (LIR)
    10/12/26 - 10/19/26

    Round trip

    Economy

    from
    $496Fare subject to changes
    Updated: 11 hours ago

    Atlanta (ATL)to

    Liberia (Costa Rica) (LIR)
    10/17/26 - 10/24/26

    Round trip

    Economy

    from
    $496Fare subject to changes
    Updated: 11 hours ago

    Atlanta (ATL)to

    Liberia (Costa Rica) (LIR)
    10/23/26 - 10/30/26

    Round trip

    Economy

    from
    $496Fare subject to changes
    Updated: 11 hours ago

    Atlanta (ATL)to

    Liberia (Costa Rica) (LIR)
    10/26/26 - 11/02/26

    Round trip

    Economy

    from
    $496Fare subject to changes
    Updated: 11 hours ago

    Atlanta (ATL)to

    Liberia (Costa Rica) (LIR)
    12/10/26 - 12/17/26

    Round trip

    Economy

    from
    $496Fare subject to changes
    Updated: 11 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 Atlanta to Liberia (Costa Rica)

    Looking for lower fares on your trip from Atlanta 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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    • 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 Atlanta to Liberia (Costa Rica)