American Airlines flights from Atlanta to Liberia (Costa Rica)

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

Aug 2026
From$802*
Updated: 21 minutes ago
Round tripIEconomy
Sep 2026
From$642*
Updated: 21 minutes ago
Round tripIEconomy
Oct 2026
From$572*
Updated: 21 minutes ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $642
cmp-daily-histogram-bars-legend-max-price-aria-label $1.5K
Displaying fares for August-2026
  • ATL–LIR, 08/20/26 – 08/27/26: From $1,074
    20

    Th

    AUG

  • ATL–LIR, 08/21/26 – 08/28/26: From $937
    21

    Fr

  • ATL–LIR, 08/22/26 – 08/29/26: From $942
    22

    Sa

  • ATL–LIR, 08/23/26 – 08/30/26: From $947
    23

    Su

  • ATL–LIR, 08/24/26 – 08/31/26: From $942
    24

    Mo

  • ATL–LIR, 08/25/26 – 09/01/26: From $942
    25

    Tu

  • ATL–LIR, 08/26/26 – 09/02/26: From $812
    26

    We

  • ATL–LIR, 08/27/26 – 09/03/26: From $802
    27

    Th

  • ATL–LIR, 08/28/26 – 09/04/26: From $802
    28

    Fr

  • ATL–LIR, 08/29/26 – 09/05/26: From $802
    29

    Sa

  • ATL–LIR, 08/30/26 – 09/06/26: From $887
    30

    Su

  • ATL–LIR, 08/31/26 – 09/07/26: From $1,470
    31

    Mo

  • ATL–LIR, 09/01/26 – 09/08/26: From $1,445
    01

    Tu

    SEP

  • ATL–LIR, 09/02/26 – 09/09/26: From $772
    02

    We

  • ATL–LIR, 09/03/26 – 09/10/26: From $818
    03

    Th

  • ATL–LIR, 09/04/26 – 09/11/26: From $738
    04

    Fr

  • ATL–LIR, 09/05/26 – 09/12/26: From $738
    05

    Sa

  • ATL–LIR, 09/06/26 – 09/13/26: From $718
    06

    Su

  • ATL–LIR, 09/07/26 – 09/14/26: From $713
    07

    Mo

  • ATL–LIR, 09/08/26 – 09/15/26: From $713
    08

    Tu

  • ATL–LIR, 09/09/26 – 09/16/26: From $652
    09

    We

  • ATL–LIR, 09/10/26 – 09/17/26: From $642
    10

    Th

  • ATL–LIR, 09/11/26 – 09/18/26: From $642
    11

    Fr

  • ATL–LIR, 09/12/26 – 09/19/26: From $642
    12

    Sa

  • ATL–LIR, 09/13/26 – 09/20/26: From $652
    13

    Su

  • ATL–LIR, 09/14/26 – 09/21/26: From $647
    14

    Mo

  • ATL–LIR, 09/15/26 – 09/22/26: From $673
    15

    Tu

  • ATL–LIR, 09/16/26 – 09/23/26: From $722
    16

    We

  • ATL–LIR, 09/17/26 – 09/24/26: From $647
    17

    Th

  • ATL–LIR, 09/18/26 – 09/25/26: From $712
    18

    Fr

  • ATL–LIR, 09/19/26 – 09/26/26: From $647
    19

    Sa

    • range$642-$1,470

    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

    $
    keyboard_arrow_down

    Atlanta (ATL)to

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

    Round trip

    Economy

    from
    $572Fare subject to changes
    Updated: 21 minutes ago

    Atlanta (ATL)to

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

    Round trip

    Economy

    from
    $572Fare subject to changes
    Updated: 21 minutes ago

    Atlanta (ATL)to

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

    Round trip

    Economy

    from
    $572Fare subject to changes
    Updated: 21 minutes ago

    Atlanta (ATL)to

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

    Round trip

    Economy

    from
    $572Fare subject to changes
    Updated: 21 minutes ago

    Atlanta (ATL)to

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

    Round trip

    Economy

    from
    $572Fare subject to changes
    Updated: 21 minutes ago

    Atlanta (ATL)to

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

    Round trip

    Economy

    from
    $572Fare subject to changes
    Updated: 21 minutes ago

    Atlanta (ATL)to

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

    Round trip

    Economy

    from
    $572Fare subject to changes
    Updated: 21 minutes ago

    Atlanta (ATL)to

    Liberia (Costa Rica) (LIR)
    10/22/26 - 10/29/26

    Round trip

    Economy

    from
    $572Fare subject to changes
    Updated: 21 minutes 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

    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 Atlanta to Liberia (Costa Rica)