American Airlines flights from Philadelphia to Boston

Recent searches for flights from Philadelphia to Boston

Aug 2026
From$433*
Updated: 1 hour ago
Round tripIEconomy
Sep 2026
From$255*
Updated: 4 hours ago
Round tripIEconomy
Oct 2026
From$255*
Updated: 4 hours ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $255
cmp-daily-histogram-bars-legend-max-price-aria-label $707
Displaying fares for August-2026
  • PHL–BOS, 08/26/26 – 08/29/26: From $623
    26

    We

    AUG

  • PHL–BOS, 08/27/26 – 09/03/26: From $623
    27

    Th

  • PHL–BOS, 08/28/26 – 09/04/26: From $707
    28

    Fr

  • PHL–BOS, 08/29/26 – 08/30/26: From $433
    29

    Sa

  • PHL–BOS, 08/30/26 – 09/02/26: From $665
    30

    Su

  • PHL–BOS, 08/31/26 – 09/03/26: From $665
    31

    Mo

  • PHL–BOS, 09/01/26 – 09/08/26: From $623
    01

    Tu

    SEP

  • PHL–BOS, 09/02/26 – 09/09/26: From $439
    02

    We

  • PHL–BOS, 09/03/26 – 09/10/26: From $474
    03

    Th

  • PHL–BOS, 09/04/26 – 09/11/26: From $516
    04

    Fr

  • PHL–BOS, 09/05/26 – 09/12/26: From $339
    05

    Sa

  • PHL–BOS, 09/06/26 – 09/13/26: From $339
    06

    Su

  • PHL–BOS, 09/07/26 – 09/14/26: From $516
    07

    Mo

  • PHL–BOS, 09/08/26 – 09/15/26: From $439
    08

    Tu

  • PHL–BOS, 09/09/26 – 09/16/26: From $255
    09

    We

  • PHL–BOS, 09/10/26 – 09/17/26: From $255
    10

    Th

  • PHL–BOS, 09/11/26 – 09/18/26: From $255
    11

    Fr

  • PHL–BOS, 09/12/26 – 09/19/26: From $255
    12

    Sa

  • PHL–BOS, 09/13/26 – 09/20/26: From $255
    13

    Su

  • PHL–BOS, 09/14/26 – 09/21/26: From $255
    14

    Mo

  • PHL–BOS, 09/15/26 – 09/22/26: From $255
    15

    Tu

  • PHL–BOS, 09/16/26 – 09/23/26: From $255
    16

    We

  • PHL–BOS, 09/17/26 – 09/24/26: From $255
    17

    Th

  • PHL–BOS, 09/18/26 – 09/25/26: From $255
    18

    Fr

  • PHL–BOS, 09/19/26 – 09/26/26: From $255
    19

    Sa

  • PHL–BOS, 09/20/26 – 09/27/26: From $301
    20

    Su

  • PHL–BOS, 09/21/26 – 09/28/26: From $255
    21

    Mo

  • PHL–BOS, 09/22/26 – 09/29/26: From $255
    22

    Tu

  • PHL–BOS, 09/23/26 – 09/24/26: From $255
    23

    We

  • PHL–BOS, 09/24/26 – 09/28/26: From $255
    24

    Th

  • PHL–BOS, 09/25/26 – 09/28/26: From $255
    25

    Fr

    • range$255-$707

    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 Philadelphia to Boston flights

    $
    keyboard_arrow_down

    Philadelphia (PHL)to

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

    Round trip

    Economy

    from
    $255Fare subject to changes
    Updated: 4 hours ago

    Philadelphia (PHL)to

    Boston (BOS)
    10/29/26 - 11/05/26

    Round trip

    Economy

    from
    $255Fare subject to changes
    Updated: 4 hours ago

    Philadelphia (PHL)to

    Boston (BOS)
    09/17/26 - 09/24/26

    Round trip

    Economy

    from
    $255Fare subject to changes
    Updated: 4 hours ago

    Philadelphia (PHL)to

    Boston (BOS)
    09/22/26 - 09/29/26

    Round trip

    Economy

    from
    $255Fare subject to changes
    Updated: 4 hours ago

    Philadelphia (PHL)to

    Boston (BOS)
    11/19/26 - 11/26/26

    Round trip

    Economy

    from
    $255Fare subject to changes
    Updated: 4 hours ago

    Philadelphia (PHL)to

    Boston (BOS)
    09/09/26 - 09/16/26

    Round trip

    Economy

    from
    $255Fare subject to changes
    Updated: 4 hours ago

    Philadelphia (PHL)to

    Boston (BOS)
    09/14/26 - 09/21/26

    Round trip

    Economy

    from
    $255Fare subject to changes
    Updated: 4 hours ago

    Philadelphia (PHL)to

    Boston (BOS)
    09/21/26 - 09/28/26

    Round trip

    Economy

    from
    $255Fare subject to changes
    Updated: 4 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 Philadelphia to Boston

    Looking for lower fares on your trip from Philadelphia 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 Philadelphia to Boston