American Airlines flights from Buffalo to London

Recent searches for flights from Buffalo to London

Aug 2026
From$1,054*
Updated: 2 hours ago
Round tripIEconomy
Sep 2026
From$897*
Updated: 2 hours ago
Round tripIEconomy
Oct 2026
From$897*
Updated: 2 hours ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $897
cmp-daily-histogram-bars-legend-max-price-aria-label $1.5K
Displaying fares for August-2026
  • BUF–LHR, 08/24/26 – 08/31/26: From $1,108
    24

    Mo

    AUG

  • BUF–LHR, 08/25/26 – 09/01/26: From $1,058
    25

    Tu

  • BUF–LHR, 08/26/26 – 09/02/26: From $1,058
    26

    We

  • BUF–LHR, 08/27/26 – 09/03/26: From $1,108
    27

    Th

  • BUF–LHR, 08/28/26 – 09/04/26: From $1,054
    28

    Fr

  • BUF–LHR, 08/29/26 – 09/05/26: From $1,104
    29

    Sa

  • BUF–LHR, 08/30/26 – 09/06/26: From $1,104
    30

    Su

  • BUF–LHR, 08/31/26 – 09/07/26: From $1,225
    31

    Mo

  • BUF–LHR, 09/01/26 – 09/08/26: From $1,058
    01

    Tu

    SEP

  • BUF–LHR, 09/02/26 – 09/09/26: From $1,062
    02

    We

  • BUF–LHR, 09/03/26 – 09/10/26: From $1,406
    03

    Th

  • BUF–LHR, 09/04/26 – 09/11/26: From $1,163
    04

    Fr

  • BUF–LHR, 09/05/26 – 09/12/26: From $1,456
    05

    Sa

  • BUF–LHR, 09/06/26 – 09/13/26: From $1,309
    06

    Su

  • BUF–LHR, 09/07/26 – 09/14/26: From $1,108
    07

    Mo

  • BUF–LHR, 09/08/26 – 09/15/26: From $1,058
    08

    Tu

  • BUF–LHR, 09/09/26 – 09/16/26: From $1,058
    09

    We

  • BUF–LHR, 09/10/26 – 09/17/26: From $1,108
    10

    Th

  • BUF–LHR, 09/11/26 – 09/18/26: From $1,108
    11

    Fr

  • BUF–LHR, 09/12/26 – 09/19/26: From $1,158
    12

    Sa

  • BUF–LHR, 09/13/26 – 09/20/26: From $1,108
    13

    Su

  • BUF–LHR, 09/14/26 – 09/21/26: From $1,108
    14

    Mo

  • BUF–LHR, 09/15/26 – 09/22/26: From $1,058
    15

    Tu

  • BUF–LHR, 09/16/26 – 09/23/26: From $1,058
    16

    We

  • BUF–LHR, 09/17/26 – 09/24/26: From $1,108
    17

    Th

  • BUF–LHR, 09/18/26 – 09/25/26: From $1,108
    18

    Fr

  • BUF–LHR, 09/19/26 – 09/26/26: From $1,158
    19

    Sa

  • BUF–LHR, 09/20/26 – 09/27/26: From $1,108
    20

    Su

  • BUF–LHR, 09/21/26 – 09/28/26: From $947
    21

    Mo

  • BUF–LHR, 09/22/26 – 09/29/26: From $897
    22

    Tu

  • BUF–LHR, 09/23/26 – 09/30/26: From $897
    23

    We

    • range$897-$1,456

    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 Buffalo to London flights

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    *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 Buffalo to London

    Looking for lower fares on your trip from Buffalo to London? 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 Buffalo to London