Flights Boston – Porto (BOS-OPO) from $660*

*Modifying this information may result in a different fare

Book flights from Boston to Porto

Aug 2026
From$1,020*
Seen: 11 minutes ago
Round-trip/Economy
Sep 2026
From$914*
Seen: 1 day ago
Round-trip/Economy
Oct 2026
From$660*
Seen: 8 minutes ago
Round-trip/Economy
cmp-daily-histogram-bars-legend-min-price-aria-label $989
cmp-daily-histogram-bars-legend-max-price-aria-label $1.2K
Displaying fares for August-2026
  • BOS–OPO, 08/18/2026 – 09/15/2026: From $1,020
    18

    Tu

    aug

  • BOS–OPO, 08/19/2026 – 08/26/2026: From $1,020
    19

    We

  • BOS–OPO, 08/20/2026 – 08/27/2026: From $1,095
    20

    Th

  • BOS–OPO, 08/21/2026 – 08/28/2026: From $1,095
    21

    Fr

  • BOS–OPO, 08/22/2026 – 09/05/2026: From $1,222
    22

    Sa

  • BOS–OPO, 08/23/2026 – 08/26/2026: From $1,109
    23

    Su

  • BOS–OPO, 08/24/2026 – 08/27/2026: From $1,109
    24

    Mo

  • BOS–OPO, 08/25/2026 – 09/15/2026: From $1,068
    25

    Tu

  • BOS–OPO, 08/26/2026 – 09/02/2026: From $1,083
    26

    We

  • BOS–OPO, 08/27/2026 – 09/10/2026: From $1,124
    27

    Th

  • BOS–OPO, 08/28/2026 – 09/04/2026: From $1,109
    28

    Fr

  • BOS–OPO, 08/29/2026 – 09/01/2026: From $1,124
    29

    Sa

  • BOS–OPO, 08/30/2026 – 09/02/2026: From $1,124
    30

    Su

  • BOS–OPO, 08/31/2026 – 09/03/2026: From $1,124
    31

    Mo

  • BOS–OPO, 09/01/2026 – 09/22/2026: From $1,083
    01

    Tu

    sep

  • BOS–OPO, 09/02/2026 – 09/16/2026: From $1,094
    02

    We

  • BOS–OPO, 09/03/2026 – 09/10/2026: From $1,216
    03

    Th

  • BOS–OPO, 09/04/2026 – 09/11/2026: From $1,205
    04

    Fr

  • BOS–OPO, 09/05/2026 – 09/08/2026: From $1,128
    05

    Sa

  • BOS–OPO, 09/06/2026 – 09/09/2026: From $1,124
    06

    Su

  • BOS–OPO, 09/07/2026 – 09/10/2026: From $1,124
    07

    Mo

  • BOS–OPO, 09/08/2026 – 09/15/2026: From $1,083
    08

    Tu

  • BOS–OPO, 09/09/2026 – 09/16/2026: From $1,083
    09

    We

  • BOS–OPO, 09/10/2026 – 09/17/2026: From $1,124
    10

    Th

  • BOS–OPO, 09/11/2026 – 10/02/2026: From $1,128
    11

    Fr

  • BOS–OPO, 09/12/2026 – 09/15/2026: From $1,124
    12

    Sa

  • BOS–OPO, 09/13/2026 – 10/04/2026: From $1,053
    13

    Su

  • BOS–OPO, 09/14/2026 – 10/12/2026: From $1,049
    14

    Mo

  • BOS–OPO, 09/15/2026 – 09/22/2026: From $989
    15

    Tu

  • BOS–OPO, 09/16/2026 – 10/14/2026: From $989
    16

    We

  • BOS–OPO, 09/17/2026 – 09/24/2026: From $989
    17

    Th

    • Range$989-$1,222

    *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.

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

    $
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    The best deals on flights from Boston to Porto for the upcoming months
    From
    To
    Fare Type
    Dates
    Price
    Boston (BOS)Porto (OPO)Round-trip
    /
    Economy    		10/13/2026 - 11/03/2026

    From

    $660

    Seen: 8 minutes ago

    Boston (BOS)Porto (OPO)Round-trip
    /
    Economy    		10/21/2026 - 11/18/2026

    From

    $660

    Seen: 8 minutes ago

    Boston (BOS)Porto (OPO)Round-trip
    /
    Economy    		10/28/2026 - 11/04/2026

    From

    $660

    Seen: 8 minutes ago

    Boston (BOS)Porto (OPO)Round-trip
    /
    Economy    		10/28/2026 - 11/11/2026

    From

    $660

    Seen: 8 minutes ago

    Boston (BOS)Porto (OPO)Round-trip
    /
    Economy    		10/14/2026 - 11/11/2026

    From

    $660

    Seen: 8 minutes 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.
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    Travel from Boston to Porto with Air France

    Whether you're looking for a last-minute Boston - Porto (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 Porto (OPO) or directly pick your departure date if your trip to Porto (Portugal) is already scheduled.

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