American Airlines flights from Rapid City to Boston

Recent searches for flights from Rapid City to Boston

Aug 2026
From$359*
Updated: 20 hours ago
Round tripIEconomy
Sep 2026
From$429*
Updated: 20 hours ago
Round tripIEconomy
Oct 2026
From$359*
Updated: 20 hours ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $359
cmp-daily-histogram-bars-legend-max-price-aria-label $1.0K
Displaying fares for August-2026
  • RAP–BOS, 08/02/26 – 08/09/26: From $1,001
    02

    Su

    AUG

  • RAP–BOS, 08/03/26 – 08/10/26: From $680
    03

    Mo

  • RAP–BOS, 08/04/26 – 08/11/26: From $507
    04

    Tu

  • RAP–BOS, 08/05/26 – 08/12/26: From $533
    05

    We

  • RAP–BOS, 08/06/26 – 08/13/26: From $554
    06

    Th

  • RAP–BOS, 08/07/26 – 08/14/26: From $554
    07

    Fr

  • RAP–BOS, 08/08/26 – 08/15/26: From $533
    08

    Sa

  • RAP–BOS, 08/09/26 – 08/16/26: From $474
    09

    Su

  • RAP–BOS, 08/10/26 – 08/17/26: From $474
    10

    Mo

  • RAP–BOS, 08/11/26 – 08/18/26: From $529
    11

    Tu

  • RAP–BOS, 08/12/26 – 08/19/26: From $650
    12

    We

  • RAP–BOS, 08/13/26 – 08/20/26: From $947
    13

    Th

  • RAP–BOS, 08/14/26 – 08/21/26: From $844
    14

    Fr

  • RAP–BOS, 08/15/26 – 08/22/26: From $797
    15

    Sa

  • RAP–BOS, 08/16/26 – 08/23/26: From $623
    16

    Su

  • RAP–BOS, 08/17/26 – 08/24/26: From $499
    17

    Mo

  • RAP–BOS, 08/18/26 – 08/25/26: From $394
    18

    Tu

  • RAP–BOS, 08/19/26 – 08/26/26: From $464
    19

    We

  • RAP–BOS, 08/20/26 – 08/27/26: From $394
    20

    Th

  • RAP–BOS, 08/21/26 – 08/28/26: From $394
    21

    Fr

  • RAP–BOS, 08/22/26 – 08/29/26: From $464
    22

    Sa

  • RAP–BOS, 08/23/26 – 08/30/26: From $555
    23

    Su

  • RAP–BOS, 08/24/26 – 08/31/26: From $359
    24

    Mo

  • RAP–BOS, 08/25/26 – 09/01/26: From $433
    25

    Tu

  • RAP–BOS, 08/26/26 – 09/02/26: From $459
    26

    We

  • RAP–BOS, 08/27/26 – 09/03/26: From $534
    27

    Th

  • RAP–BOS, 08/28/26 – 09/04/26: From $534
    28

    Fr

  • RAP–BOS: cmp-view-offers-disclaimer. Find Offers
    29

    Sa

  • RAP–BOS: cmp-view-offers-disclaimer. Find Offers
    30

    Su

  • RAP–BOS: cmp-view-offers-disclaimer. Find Offers
    31

    Mo

  • RAP–BOS, 09/01/26 – 09/08/26: From $645
    01

    Tu

    SEP

    • range$359-$1,001

    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 Rapid City to Boston flights

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    Rapid City (RAP)to

    Boston (BOS)
    10/19/26 - 10/26/26

    Round trip

    Economy

    from
    $359Fare subject to changes
    Updated: 20 hours ago

    Rapid City (RAP)to

    Boston (BOS)
    10/21/26 - 10/28/26

    Round trip

    Economy

    from
    $359Fare subject to changes
    Updated: 20 hours ago

    Rapid City (RAP)to

    Boston (BOS)
    10/22/26 - 10/29/26

    Round trip

    Economy

    from
    $359Fare subject to changes
    Updated: 20 hours ago

    Rapid City (RAP)to

    Boston (BOS)
    10/20/26 - 10/27/26

    Round trip

    Economy

    from
    $359Fare subject to changes
    Updated: 20 hours ago

    Rapid City (RAP)to

    Boston (BOS)
    08/24/26 - 08/31/26

    Round trip

    Economy

    from
    $359Fare subject to changes
    Updated: 20 hours ago

    Rapid City (RAP)to

    Boston (BOS)
    10/24/26 - 10/31/26

    Round trip

    Economy

    from
    $359Fare subject to changes
    Updated: 20 hours ago

    Rapid City (RAP)to

    Boston (BOS)
    10/27/26 - 11/03/26

    Round trip

    Economy

    from
    $359Fare subject to changes
    Updated: 20 hours ago

    Rapid City (RAP)to

    Boston (BOS)
    10/17/26 - 10/24/26

    Round trip

    Economy

    from
    $384Fare subject to changes
    Updated: 20 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 Rapid City to Boston

    Looking for lower fares on your trip from Rapid City to Boston? 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 Rapid City to Boston