American Airlines flights from Detroit to Liberia (Costa Rica)

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

Sep 2026
From$1,147*
Updated: 3 hours ago
Round tripIEconomy
Oct 2026
From$1,020*
Updated: 3 hours ago
Round tripIEconomy
Nov 2026
From$971*
Updated: 3 hours ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $1.1K
cmp-daily-histogram-bars-legend-max-price-aria-label $1.5K
Displaying fares for September-2026
  • DTW–LIR, 09/09/26 – 09/16/26: From $1,496
    09

    We

    SEP

  • DTW–LIR, 09/10/26 – 09/17/26: From $1,486
    10

    Th

  • DTW–LIR, 09/11/26 – 09/18/26: From $1,486
    11

    Fr

  • DTW–LIR, 09/12/26 – 09/19/26: From $1,486
    12

    Sa

  • DTW–LIR, 09/13/26 – 09/20/26: From $1,491
    13

    Su

  • DTW–LIR, 09/14/26 – 09/21/26: From $1,486
    14

    Mo

  • DTW–LIR, 09/15/26 – 09/22/26: From $1,395
    15

    Tu

  • DTW–LIR, 09/16/26 – 09/23/26: From $1,400
    16

    We

  • DTW–LIR, 09/17/26 – 09/24/26: From $1,390
    17

    Th

  • DTW–LIR, 09/18/26 – 09/25/26: From $1,390
    18

    Fr

  • DTW–LIR, 09/19/26 – 09/26/26: From $1,390
    19

    Sa

  • DTW–LIR, 09/20/26 – 09/27/26: From $1,395
    20

    Su

  • DTW–LIR, 09/21/26 – 09/28/26: From $1,390
    21

    Mo

  • DTW–LIR, 09/22/26 – 09/29/26: From $1,283
    22

    Tu

  • DTW–LIR, 09/23/26 – 09/30/26: From $1,288
    23

    We

  • DTW–LIR, 09/24/26 – 10/01/26: From $1,283
    24

    Th

  • DTW–LIR, 09/25/26 – 10/02/26: From $1,283
    25

    Fr

  • DTW–LIR, 09/26/26 – 10/03/26: From $1,278
    26

    Sa

  • DTW–LIR, 09/27/26 – 10/04/26: From $1,283
    27

    Su

  • DTW–LIR, 09/28/26 – 10/05/26: From $1,278
    28

    Mo

  • DTW–LIR, 09/29/26 – 10/06/26: From $1,147
    29

    Tu

  • DTW–LIR, 09/30/26 – 10/07/26: From $1,152
    30

    We

  • DTW–LIR, 10/01/26 – 10/08/26: From $1,142
    01

    Th

    OCT

  • DTW–LIR, 10/02/26 – 10/09/26: From $1,142
    02

    Fr

  • DTW–LIR, 10/03/26 – 10/10/26: From $1,142
    03

    Sa

  • DTW–LIR, 10/04/26 – 10/11/26: From $1,147
    04

    Su

  • DTW–LIR, 10/05/26 – 10/12/26: From $1,142
    05

    Mo

  • DTW–LIR, 10/06/26 – 10/13/26: From $1,147
    06

    Tu

  • DTW–LIR, 10/07/26 – 10/14/26: From $1,152
    07

    We

  • DTW–LIR, 10/08/26 – 10/15/26: From $1,147
    08

    Th

    • range$1,142-$1,496

    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 Detroit to Liberia (Costa Rica) flights

    $
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    Detroit (DTW)to

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

    Round trip

    Economy

    from
    $922Fare subject to changes
    Updated: 3 hours ago

    Detroit (DTW)to

    Liberia (Costa Rica) (LIR)
    12/07/26 - 12/14/26

    Round trip

    Economy

    from
    $922Fare subject to changes
    Updated: 3 hours ago

    Detroit (DTW)to

    Liberia (Costa Rica) (LIR)
    01/04/27 - 01/11/27

    Round trip

    Economy

    from
    $922Fare subject to changes
    Updated: 3 hours ago

    Detroit (DTW)to

    Liberia (Costa Rica) (LIR)
    01/07/27 - 01/14/27

    Round trip

    Economy

    from
    $922Fare subject to changes
    Updated: 3 hours ago

    Detroit (DTW)to

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

    Round trip

    Economy

    from
    $922Fare subject to changes
    Updated: 3 hours ago

    Detroit (DTW)to

    Liberia (Costa Rica) (LIR)
    12/11/26 - 12/18/26

    Round trip

    Economy

    from
    $922Fare subject to changes
    Updated: 3 hours ago

    Detroit (DTW)to

    Liberia (Costa Rica) (LIR)
    02/18/27 - 02/23/27

    Round trip

    Economy

    from
    $922Fare subject to changes
    Updated: 10 hours ago

    Detroit (DTW)to

    Liberia (Costa Rica) (LIR)
    01/09/27 - 03/06/27

    Round trip

    Economy

    from
    $922Fare subject to changes
    Updated: 14 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 Detroit to Liberia (Costa Rica)

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