American Airlines flights from Boston to Philadelphia

Recent searches for flights from Boston to Philadelphia

Aug 2026
From$235*
Updated: 5 hours ago
Round tripIEconomy
Sep 2026
From$233*
Updated: 5 hours ago
Round tripIEconomy
Oct 2026
From$235*
Updated: 21 hours ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $235
cmp-daily-histogram-bars-legend-max-price-aria-label $687
Displaying fares for August-2026
  • BOS–PHL, 08/11/26 – 08/12/26: From $617
    11

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    AUG

  • BOS–PHL, 08/12/26 – 08/19/26: From $603
    12

    We

  • BOS–PHL, 08/13/26 – 08/20/26: From $687
    13

    Th

  • BOS–PHL, 08/14/26 – 08/15/26: From $455
    14

    Fr

  • BOS–PHL, 08/15/26 – 08/22/26: From $603
    15

    Sa

  • BOS–PHL, 08/16/26 – 08/29/26: From $496
    16

    Su

  • BOS–PHL, 08/17/26 – 08/29/26: From $496
    17

    Mo

  • BOS–PHL, 08/18/26 – 08/25/26: From $419
    18

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  • BOS–PHL, 08/19/26 – 08/26/26: From $419
    19

    We

  • BOS–PHL, 08/20/26 – 08/27/26: From $496
    20

    Th

  • BOS–PHL, 08/21/26 – 08/28/26: From $496
    21

    Fr

  • BOS–PHL, 08/22/26 – 08/23/26: From $385
    22

    Sa

  • BOS–PHL, 08/23/26 – 08/30/26: From $496
    23

    Su

  • BOS–PHL, 08/24/26 – 08/25/26: From $424
    24

    Mo

  • BOS–PHL, 08/25/26 – 09/01/26: From $235
    25

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  • BOS–PHL, 08/26/26 – 09/02/26: From $235
    26

    We

  • BOS–PHL, 08/27/26 – 09/03/26: From $235
    27

    Th

  • BOS–PHL, 08/28/26 – 09/02/26: From $235
    28

    Fr

  • BOS–PHL, 08/29/26 – 09/05/26: From $235
    29

    Sa

  • BOS–PHL, 08/30/26 – 09/06/26: From $235
    30

    Su

  • BOS–PHL, 08/31/26 – 09/07/26: From $235
    31

    Mo

  • BOS–PHL, 09/01/26 – 09/08/26: From $235
    01

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    SEP

  • BOS–PHL, 09/02/26 – 09/09/26: From $235
    02

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  • BOS–PHL, 09/03/26 – 09/10/26: From $235
    03

    Th

  • BOS–PHL, 09/04/26 – 09/11/26: From $235
    04

    Fr

  • BOS–PHL, 09/05/26 – 09/12/26: From $235
    05

    Sa

  • BOS–PHL, 09/06/26 – 09/13/26: From $235
    06

    Su

  • BOS–PHL, 09/07/26 – 09/14/26: From $256
    07

    Mo

  • BOS–PHL, 09/08/26 – 09/10/26: From $235
    08

    Tu

  • BOS–PHL: cmp-view-offers-disclaimer. Find Offers
    09

    We

  • BOS–PHL, 09/10/26 – 09/17/26: From $235
    10

    Th

    • range$235-$687

    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 Boston to Philadelphia flights

    $
    keyboard_arrow_down

    Boston (BOS)to

    Philadelphia (PHL)
    09/11/26 - 09/13/26

    Round trip

    Economy

    from
    $233Fare subject to changes
    Updated: 5 hours ago

    Boston (BOS)to

    Philadelphia (PHL)
    10/03/26 - 10/10/26

    Round trip

    Economy

    from
    $235Fare subject to changes
    Updated: 5 hours ago

    Boston (BOS)to

    Philadelphia (PHL)
    10/06/26 - 10/13/26

    Round trip

    Economy

    from
    $235Fare subject to changes
    Updated: 5 hours ago

    Boston (BOS)to

    Philadelphia (PHL)
    10/07/26 - 10/14/26

    Round trip

    Economy

    from
    $235Fare subject to changes
    Updated: 5 hours ago

    Boston (BOS)to

    Philadelphia (PHL)
    10/12/26 - 10/19/26

    Round trip

    Economy

    from
    $235Fare subject to changes
    Updated: 5 hours ago

    Boston (BOS)to

    Philadelphia (PHL)
    10/14/26 - 10/21/26

    Round trip

    Economy

    from
    $235Fare subject to changes
    Updated: 5 hours ago

    Boston (BOS)to

    Philadelphia (PHL)
    10/23/26 - 10/30/26

    Round trip

    Economy

    from
    $235Fare subject to changes
    Updated: 5 hours ago

    Boston (BOS)to

    Philadelphia (PHL)
    10/24/26 - 10/31/26

    Round trip

    Economy

    from
    $235Fare subject to changes
    Updated: 5 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 Boston to Philadelphia

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