Flights Boston – Lisbon (BOS-LIS) from $651*

*Modifying this information may result in a different fare

Book flights from Boston to Lisbon

cmp-daily-histogram-bars-legend-min-price-aria-label $651
cmp-daily-histogram-bars-legend-max-price-aria-label $1.7K
Displaying fares for September-2026
  • BOS–LIS, 09/28/2026 – 10/19/2026: From $1,591
    28

    Mo

    sep

  • BOS–LIS, 09/29/2026 – 10/06/2026: From $1,585
    29

    Tu

  • BOS–LIS, 09/30/2026 – 10/07/2026: From $1,599
    30

    We

  • BOS–LIS, 10/01/2026 – 10/08/2026: From $1,640
    01

    Th

    oct

  • BOS–LIS, 10/02/2026 – 10/30/2026: From $1,640
    02

    Fr

  • BOS–LIS, 10/03/2026 – 10/10/2026: From $1,700
    03

    Sa

  • BOS–LIS, 10/04/2026 – 11/01/2026: From $1,530
    04

    Su

  • BOS–LIS, 10/05/2026 – 11/02/2026: From $1,530
    05

    Mo

  • BOS–LIS, 10/06/2026 – 11/03/2026: From $1,480
    06

    Tu

  • BOS–LIS, 10/07/2026 – 11/04/2026: From $1,480
    07

    We

  • BOS–LIS, 10/08/2026 – 11/05/2026: From $1,695
    08

    Th

  • BOS–LIS, 10/09/2026 – 11/06/2026: From $1,559
    09

    Fr

  • BOS–LIS, 10/10/2026 – 11/07/2026: From $1,590
    10

    Sa

  • BOS–LIS, 10/11/2026 – 11/08/2026: From $1,530
    11

    Su

  • BOS–LIS, 10/12/2026 – 11/02/2026: From $681
    12

    Mo

  • BOS–LIS, 10/13/2026 – 10/20/2026: From $681
    13

    Tu

  • BOS–LIS, 10/14/2026 – 11/04/2026: From $681
    14

    We

  • BOS–LIS, 10/15/2026 – 11/05/2026: From $681
    15

    Th

  • BOS–LIS, 10/16/2026 – 11/13/2026: From $670
    16

    Fr

  • BOS–LIS, 10/17/2026 – 11/14/2026: From $651
    17

    Sa

  • BOS–LIS, 10/18/2026 – 11/08/2026: From $681
    18

    Su

  • BOS–LIS, 10/19/2026 – 11/16/2026: From $651
    19

    Mo

  • BOS–LIS, 10/20/2026 – 11/17/2026: From $651
    20

    Tu

  • BOS–LIS, 10/21/2026 – 11/18/2026: From $651
    21

    We

  • BOS–LIS, 10/22/2026 – 11/19/2026: From $651
    22

    Th

  • BOS–LIS, 10/23/2026 – 11/13/2026: From $651
    23

    Fr

  • BOS–LIS, 10/24/2026 – 11/14/2026: From $651
    24

    Sa

  • BOS–LIS, 10/25/2026 – 11/22/2026: From $651
    25

    Su

  • BOS–LIS, 10/26/2026 – 11/23/2026: From $651
    26

    Mo

  • BOS–LIS, 10/27/2026 – 11/17/2026: From $651
    27

    Tu

  • Range$651-$1,700

    The best deals on flights from Boston to Lisbon for the upcoming months

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    The best deals on flights from Boston to Lisbon for the upcoming months
    From
    To
    Fare Type
    Dates
    Price
    Boston (BOS)Lisbon (LIS)Round-trip
    /
    Economy
    10/23/2026 - 11/13/2026

    From

    $651

    Seen: 23 hrs ago

    Boston (BOS)Lisbon (LIS)Round-trip
    /
    Economy
    10/25/2026 - 11/22/2026

    From

    $651

    Seen: 23 hrs ago

    Boston (BOS)Lisbon (LIS)Round-trip
    /
    Economy
    10/19/2026 - 11/16/2026

    From

    $651

    Seen: 23 hrs ago

    Boston (BOS)Lisbon (LIS)Round-trip
    /
    Economy
    10/27/2026 - 11/24/2026

    From

    $651

    Seen: 23 hrs ago

    Boston (BOS)Lisbon (LIS)Round-trip
    /
    Economy
    10/29/2026 - 11/19/2026

    From

    $651

    Seen: 23 hrs ago

    *Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking. Additional fees and charges for optional products and services may apply.
    Air France airplane

    Travel from Boston to Lisbon with Air France

    Whether you're looking for a last-minute Boston - Lisbon (Portugal) flight or planning a flight at a later date, take advantage of our lowest prices for your travel dates on this site. Take a look at the next 6 months and find the best price to fly whit Air France from Boston (BOS) to Lisbon (LIS) or directly pick your departure date if your trip to Lisbon (Portugal) is already scheduled.