American Airlines flights from Chicago to Liberia (Costa Rica)

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

Sep 2026
From$632*
Updated: 10 hours ago
Round tripIEconomy
Oct 2026
From$500*
Updated: 10 hours ago
Round tripIEconomy
Nov 2026
From$505*
Updated: 10 hours ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $583
cmp-daily-histogram-bars-legend-max-price-aria-label $1.1K
Displaying fares for September-2026
  • ORD–LIR, 09/12/26 – 09/19/26: From $1,089
    12

    Sa

    SEP

  • ORD–LIR, 09/13/26 – 09/20/26: From $1,057
    13

    Su

  • ORD–LIR, 09/14/26 – 09/21/26: From $1,052
    14

    Mo

  • ORD–LIR, 09/15/26 – 09/22/26: From $1,020
    15

    Tu

  • ORD–LIR, 09/16/26 – 09/23/26: From $1,094
    16

    We

  • ORD–LIR, 09/17/26 – 09/24/26: From $1,089
    17

    Th

  • ORD–LIR, 09/18/26 – 09/25/26: From $924
    18

    Fr

  • ORD–LIR, 09/19/26 – 09/26/26: From $892
    19

    Sa

  • ORD–LIR, 09/20/26 – 10/18/26: From $873
    20

    Su

  • ORD–LIR, 09/21/26 – 09/28/26: From $892
    21

    Mo

  • ORD–LIR, 09/22/26 – 09/29/26: From $892
    22

    Tu

  • ORD–LIR, 09/23/26 – 09/30/26: From $897
    23

    We

  • ORD–LIR, 09/24/26 – 10/01/26: From $924
    24

    Th

  • ORD–LIR, 09/25/26 – 10/02/26: From $632
    25

    Fr

  • ORD–LIR, 09/26/26 – 10/03/26: From $764
    26

    Sa

  • ORD–LIR, 09/27/26 – 10/04/26: From $769
    27

    Su

  • ORD–LIR, 09/28/26 – 10/05/26: From $764
    28

    Mo

  • ORD–LIR, 09/29/26 – 10/06/26: From $632
    29

    Tu

  • ORD–LIR, 09/30/26 – 10/07/26: From $797
    30

    We

  • ORD–LIR, 10/01/26 – 10/08/26: From $650
    01

    Th

    OCT

  • ORD–LIR, 10/02/26 – 10/09/26: From $632
    02

    Fr

  • ORD–LIR, 10/03/26 – 10/10/26: From $608
    03

    Sa

  • ORD–LIR, 10/04/26 – 10/11/26: From $613
    04

    Su

  • ORD–LIR, 10/05/26 – 10/12/26: From $608
    05

    Mo

  • ORD–LIR, 10/06/26 – 10/13/26: From $583
    06

    Tu

  • ORD–LIR, 10/07/26 – 10/14/26: From $758
    07

    We

  • ORD–LIR, 10/08/26 – 10/15/26: From $780
    08

    Th

  • ORD–LIR, 10/09/26 – 10/16/26: From $703
    09

    Fr

  • ORD–LIR, 10/10/26 – 10/17/26: From $649
    10

    Sa

  • ORD–LIR, 10/11/26 – 10/18/26: From $625
    11

    Su

    • range$583-$1,094

    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 Chicago to Liberia (Costa Rica) flights

    $
    keyboard_arrow_down

    Chicago (ORD)to

    Liberia (Costa Rica) (LIR)
    01/05/27 - 01/12/27

    Round trip

    Economy

    from
    $496Fare subject to changes
    Updated: 10 hours ago

    Chicago (ORD)to

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

    Round trip

    Economy

    from
    $500Fare subject to changes
    Updated: 10 hours ago

    Chicago (ORD)to

    Liberia (Costa Rica) (LIR)
    12/12/26 - 12/18/26

    Round trip

    Economy

    from
    $500Fare subject to changes
    Updated: 16 hours ago

    Chicago (ORD)to

    Liberia (Costa Rica) (LIR)
    10/17/26 - 10/21/26

    Round trip

    Economy

    from
    $500Fare subject to changes
    Updated: 2 hours ago

    Chicago (ORD)to

    Liberia (Costa Rica) (LIR)
    11/11/26 - 11/18/26

    Round trip

    Economy

    from
    $505Fare subject to changes
    Updated: 10 hours ago

    Chicago (ORD)to

    Liberia (Costa Rica) (LIR)
    01/06/27 - 01/13/27

    Round trip

    Economy

    from
    $505Fare subject to changes
    Updated: 10 hours ago

    Chicago (ORD)to

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

    Round trip

    Economy

    from
    $505Fare subject to changes
    Updated: 10 hours ago

    Chicago (ORD)to

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

    Round trip

    Economy

    from
    $505Fare subject to changes
    Updated: 10 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 Chicago to Liberia (Costa Rica)

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