American Airlines flights from Detroit to San Juan

Recent searches for flights from Detroit to San Juan

Sep 2026
From$654*
Updated: 7 hours ago
Round tripIEconomy
Oct 2026
From$551*
Updated: 7 hours ago
Round tripIEconomy
Nov 2026
From$528*
Updated: 7 hours ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $600
cmp-daily-histogram-bars-legend-max-price-aria-label $983
Displaying fares for September-2026
  • DTW–SJU: cmp-view-offers-disclaimer. Find Offers
    11

    Fr

    SEP

  • DTW–SJU, 09/12/26 – 09/19/26: From $983
    12

    Sa

  • DTW–SJU, 09/13/26 – 09/20/26: From $938
    13

    Su

  • DTW–SJU, 09/14/26 – 09/21/26: From $938
    14

    Mo

  • DTW–SJU, 09/15/26 – 09/22/26: From $938
    15

    Tu

  • DTW–SJU, 09/16/26 – 09/23/26: From $943
    16

    We

  • DTW–SJU, 09/17/26 – 09/24/26: From $938
    17

    Th

  • DTW–SJU, 09/18/26 – 09/25/26: From $780
    18

    Fr

  • DTW–SJU, 09/19/26 – 09/26/26: From $826
    19

    Sa

  • DTW–SJU, 09/20/26 – 09/27/26: From $780
    20

    Su

  • DTW–SJU, 09/21/26 – 09/28/26: From $780
    21

    Mo

  • DTW–SJU, 09/22/26 – 09/29/26: From $780
    22

    Tu

  • DTW–SJU, 09/23/26 – 09/30/26: From $785
    23

    We

  • DTW–SJU, 09/24/26 – 10/01/26: From $780
    24

    Th

  • DTW–SJU, 09/25/26 – 10/02/26: From $654
    25

    Fr

  • DTW–SJU, 09/26/26 – 10/03/26: From $677
    26

    Sa

  • DTW–SJU, 09/27/26 – 10/04/26: From $654
    27

    Su

  • DTW–SJU, 09/28/26 – 10/05/26: From $654
    28

    Mo

  • DTW–SJU, 09/29/26 – 10/06/26: From $654
    29

    Tu

  • DTW–SJU, 09/30/26 – 10/07/26: From $659
    30

    We

  • DTW–SJU, 10/01/26 – 10/08/26: From $654
    01

    Th

    OCT

  • DTW–SJU, 10/02/26 – 10/09/26: From $600
    02

    Fr

  • DTW–SJU, 10/03/26 – 10/10/26: From $623
    03

    Sa

  • DTW–SJU, 10/04/26 – 10/11/26: From $600
    04

    Su

  • DTW–SJU, 10/05/26 – 10/12/26: From $600
    05

    Mo

  • DTW–SJU, 10/06/26 – 10/13/26: From $600
    06

    Tu

  • DTW–SJU, 10/07/26 – 10/14/26: From $605
    07

    We

  • DTW–SJU, 10/08/26 – 10/15/26: From $600
    08

    Th

  • DTW–SJU: cmp-view-offers-disclaimer. Find Offers
    09

    Fr

  • DTW–SJU: cmp-view-offers-disclaimer. Find Offers
    10

    Sa

    • range$600-$983

    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 San Juan flights

    $
    keyboard_arrow_down

    Detroit (DTW)to

    San Juan (SJU)
    12/12/26 - 12/20/26

    Round trip

    Economy

    from
    $484Fare subject to changes
    Updated: 7 hours ago

    Detroit (DTW)to

    San Juan (SJU)
    12/07/26 - 12/14/26

    Round trip

    Economy

    from
    $506Fare subject to changes
    Updated: 7 hours ago

    Detroit (DTW)to

    San Juan (SJU)
    01/07/27 - 01/16/27

    Round trip

    Economy

    from
    $506Fare subject to changes
    Updated: 6 hours ago

    Detroit (DTW)to

    San Juan (SJU)
    12/03/26 - 12/10/26

    Round trip

    Economy

    from
    $506Fare subject to changes
    Updated: 7 hours ago

    Detroit (DTW)to

    San Juan (SJU)
    12/04/26 - 12/11/26

    Round trip

    Economy

    from
    $506Fare subject to changes
    Updated: 7 hours ago

    Detroit (DTW)to

    San Juan (SJU)
    12/06/26 - 12/13/26

    Round trip

    Economy

    from
    $506Fare subject to changes
    Updated: 7 hours ago

    Detroit (DTW)to

    San Juan (SJU)
    12/01/26 - 12/08/26

    Round trip

    Economy

    from
    $528Fare subject to changes
    Updated: 7 hours ago

    Detroit (DTW)to

    San Juan (SJU)
    11/12/26 - 11/19/26

    Round trip

    Economy

    from
    $528Fare subject to changes
    Updated: 7 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 San Juan

    Looking for lower fares on your trip from Detroit to San Juan? 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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    American Airlines flights from Detroit to San Juan