American Airlines flights from Pittsburgh to Liberia (Costa Rica)

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

Jul 2026
From$1,435*
Updated: 8 minutes ago
Round tripIEconomy
Aug 2026
From$391*
Updated: 8 minutes ago
Round tripIEconomy
Sep 2026
From$391*
Updated: 8 minutes ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $391
cmp-daily-histogram-bars-legend-max-price-aria-label $1.8K
Displaying fares for July-2026
  • PIT–LIR: cmp-view-offers-disclaimer. Find Offers
    30

    Th

    JUL

  • PIT–LIR, 07/31/26 – 08/07/26: From $1,435
    31

    Fr

  • PIT–LIR, 08/01/26 – 08/08/26: From $1,836
    01

    Sa

    AUG

  • PIT–LIR, 08/02/26 – 08/09/26: From $1,436
    02

    Su

  • PIT–LIR, 08/03/26 – 08/10/26: From $1,431
    03

    Mo

  • PIT–LIR, 08/04/26 – 08/11/26: From $1,431
    04

    Tu

  • PIT–LIR, 08/05/26 – 08/12/26: From $1,191
    05

    We

  • PIT–LIR, 08/06/26 – 08/13/26: From $1,395
    06

    Th

  • PIT–LIR, 08/07/26 – 08/14/26: From $1,395
    07

    Fr

  • PIT–LIR, 08/08/26 – 08/15/26: From $1,024
    08

    Sa

  • PIT–LIR, 08/09/26 – 08/16/26: From $1,029
    09

    Su

  • PIT–LIR, 08/10/26 – 08/17/26: From $902
    10

    Mo

  • PIT–LIR, 08/11/26 – 08/18/26: From $890
    11

    Tu

  • PIT–LIR, 08/12/26 – 08/19/26: From $721
    12

    We

  • PIT–LIR, 08/13/26 – 08/20/26: From $697
    13

    Th

  • PIT–LIR, 08/14/26 – 08/21/26: From $697
    14

    Fr

  • PIT–LIR, 08/15/26 – 08/22/26: From $751
    15

    Sa

  • PIT–LIR, 08/16/26 – 08/23/26: From $779
    16

    Su

  • PIT–LIR, 08/17/26 – 08/24/26: From $751
    17

    Mo

  • PIT–LIR, 08/18/26 – 08/25/26: From $597
    18

    Tu

  • PIT–LIR, 08/19/26 – 08/26/26: From $654
    19

    We

  • PIT–LIR, 08/20/26 – 08/27/26: From $924
    20

    Th

  • PIT–LIR, 08/21/26 – 08/28/26: From $627
    21

    Fr

  • PIT–LIR, 08/22/26 – 08/29/26: From $700
    22

    Sa

  • PIT–LIR, 08/23/26 – 08/30/26: From $862
    23

    Su

  • PIT–LIR, 08/24/26 – 08/31/26: From $636
    24

    Mo

  • PIT–LIR, 08/25/26 – 09/01/26: From $391
    25

    Tu

  • PIT–LIR, 08/26/26 – 09/02/26: From $396
    26

    We

  • PIT–LIR, 08/27/26 – 09/03/26: From $396
    27

    Th

  • PIT–LIR, 08/28/26 – 09/04/26: From $396
    28

    Fr

  • PIT–LIR, 08/29/26 – 09/05/26: From $396
    29

    Sa

    • range$391-$1,836

    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 Pittsburgh to Liberia (Costa Rica) flights

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    Pittsburgh (PIT)to

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

    Round trip

    Economy

    from
    $391Fare subject to changes
    Updated: 8 minutes ago

    Pittsburgh (PIT)to

    Liberia (Costa Rica) (LIR)
    09/22/26 - 09/29/26

    Round trip

    Economy

    from
    $391Fare subject to changes
    Updated: 8 minutes ago

    Pittsburgh (PIT)to

    Liberia (Costa Rica) (LIR)
    10/13/26 - 10/20/26

    Round trip

    Economy

    from
    $391Fare subject to changes
    Updated: 8 minutes ago

    Pittsburgh (PIT)to

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

    Round trip

    Economy

    from
    $391Fare subject to changes
    Updated: 8 minutes ago

    Pittsburgh (PIT)to

    Liberia (Costa Rica) (LIR)
    09/15/26 - 09/22/26

    Round trip

    Economy

    from
    $391Fare subject to changes
    Updated: 8 minutes ago

    Pittsburgh (PIT)to

    Liberia (Costa Rica) (LIR)
    09/29/26 - 10/06/26

    Round trip

    Economy

    from
    $391Fare subject to changes
    Updated: 8 minutes ago

    Pittsburgh (PIT)to

    Liberia (Costa Rica) (LIR)
    08/25/26 - 09/01/26

    Round trip

    Economy

    from
    $391Fare subject to changes
    Updated: 8 minutes ago

    Pittsburgh (PIT)to

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

    Round trip

    Economy

    from
    $391Fare subject to changes
    Updated: 8 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 Pittsburgh to Liberia (Costa Rica)

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