Skip to main content
Select journey type

cmp-travelers-helptext

Cheap flights from Boston to Barcelona

Book Boston to Barcelona flight deals*

Lowest fares from
From
To
To
  • January2022
    No result for this month.
  • February2022
    No result for this month.
  • March2022
    From
    $423.63*
    Seen:22hrsago
    Roundtrip*|Economy
  • April2022
    From
    $476.49*
    Seen:17hrsago
    Roundtrip*|Economy
  • May2022
    From
    $476.49*
    Seen:20hrsago
    Roundtrip*|Economy
  • June2022
    From
    $723.61*
    Seen:1dayago
    Roundtrip*|Economy
  • BOS-BCN

    Boston to Barcelona

    Date: Mar 25 2022-

    Mar 30 2022

    From
    $423.63*

    *Roundtrip Restrictions apply.

    BOS-BCN

    Boston to Barcelona

    Date: Mar 24 2022-

    Mar 31 2022

    From
    $429.58*

    *Roundtrip Restrictions apply.

    BOS-BCN

    Boston to Barcelona

    Date: Apr 2 2022-

    Apr 10 2022

    From
    $476.49*

    *Roundtrip Restrictions apply.

    BOS-BCN

    Boston to Barcelona

    Date: Mar 8 2022-

    Mar 15 2022

    From
    $490.77*

    *Roundtrip Restrictions apply.

    BOS-BCN

    Boston to Barcelona

    Date: Mar 7 2022-

    Mar 13 2022

    From
    $490.77*

    *Roundtrip Restrictions apply.

    BOS-BCN

    Boston to Barcelona

    Date: Mar 15 2022-

    Mar 22 2022

    From
    $604.43*

    *Roundtrip Restrictions apply.

    BOS-BCN

    Boston to Barcelona

    Date: Apr 7 2022-

    Apr 12 2022

    From
    $636.19*

    *Roundtrip Restrictions apply.

    BOS-BCN

    Boston to Barcelona

    Date: Mar 18 2022-

    Mar 21 2022

    From
    $669.43*

    *Roundtrip Restrictions apply.

    BOS-BCN

    Boston to Barcelona

    Date: Mar 4 2022-

    Mar 11 2022

    From
    $701.01*

    *Roundtrip Restrictions apply.

    *Roundtrip Restrictions apply.
    Each way fare as part of a return trip including taxes and charges.
    One way fare including taxes and charges.

    Aer Lingus Plane Image

    Book Boston to Barcelona flight deals*

    1. Boston (BOS) to Barcelona (BCN)

      BOS-BCN

      Date: May 15 2022-

      May 26 2022

      From
      $476.49*
    2. Boston (BOS) to Barcelona (BCN)

      BOS-BCN

      Date: May 23 2022-

      May 31 2022

      From
      $488.61*
    3. Boston (BOS) to Barcelona (BCN)

      BOS-BCN

      Date: May 5 2022-

      May 13 2022

      From
      $488.68*
    4. Boston (BOS) to Barcelona (BCN)

      BOS-BCN

      Date: May 12 2022-

      May 27 2022

      From
      $488.68*
    5. Boston (BOS) to Barcelona (BCN)

      BOS-BCN

      Date: May 15 2022-

      May 31 2022

      From
      $488.68*
    6. Boston (BOS) to Barcelona (BCN)

      BOS-BCN

      Date: May 12 2022-

      May 16 2022

      From
      $500.82*
    7. Boston (BOS) to Barcelona (BCN)

      BOS-BCN

      Date: May 12 2022-

      May 25 2022

      From
      $500.82*
    8. Boston (BOS) to Barcelona (BCN)

      BOS-BCN

      Date: May 15 2022-

      Jun 1 2022

      From
      $526.54*
    9. Boston (BOS) to Barcelona (BCN)

      BOS-BCN

      Date: Apr 28 2022-

      May 6 2022

      From
      $553.68*
    10. Boston (BOS) to Barcelona (BCN)

      BOS-BCN

      Date: May 11 2022-

      May 21 2022

      From
      $615.99*

    *Roundtrip Restrictions apply.
    Each way fare as part of a return trip including taxes and charges.
    One way fare including taxes and charges.

    Weather in Barcelona

    Thursday sky is clear
    56°F Jan 27 2022
    Friday scattered clouds
    56°F Jan 28 2022
    Saturday sky is clear
    56°F Jan 29 2022
    Sunday sky is clear
    56°F Jan 30 2022
    Monday light rain
    55°F Jan 31 2022
    Tuesday light rain
    54°F Feb 1 2022
    Wednesday sky is clear
    59°F Feb 2 2022
    Powered By: OpenWeatherMap.org