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Cheap flights from Boston to Shannon

Book Boston to Shannon flight deals*

Lowest fares from
From
To
To
  • January2022
    No result for this month.
  • February2022
    No result for this month.
  • March2022
    From
    $385.79*
    Seen:9hrsago
    Roundtrip*|Economy
  • April2022
    From
    $494.79*
    Seen:20hrsago
    Roundtrip*|Economy
  • May2022
    From
    $529.79*
    Seen:8hrsago
    Roundtrip*|Economy
  • June2022
    From
    $664.79*
    Seen:16hrsago
    Roundtrip*|Economy
  • BOS-SNN

    Boston to Shannon

    Date: Mar 21 2022-

    Mar 27 2022

    From
    $385.79*

    *Roundtrip Restrictions apply.

    BOS-SNN

    Boston to Shannon

    Date: Mar 22 2022-

    Mar 30 2022

    From
    $385.79*

    *Roundtrip Restrictions apply.

    BOS-SNN

    Boston to Shannon

    Date: Mar 16 2022-

    Mar 24 2022

    From
    $385.79*

    *Roundtrip Restrictions apply.

    BOS-SNN

    Boston to Shannon

    Date: Mar 19 2022-

    Mar 27 2022

    From
    $385.79*

    *Roundtrip Restrictions apply.

    BOS-SNN

    Boston to Shannon

    Date: Mar 25 2022-

    Mar 31 2022

    From
    $385.79*

    *Roundtrip Restrictions apply.

    BOS-SNN

    Boston to Shannon

    Date: Mar 16 2022-

    Mar 22 2022

    From
    $385.79*

    *Roundtrip Restrictions apply.

    BOS-SNN

    Boston to Shannon

    Date: Mar 18 2022-

    Mar 25 2022

    From
    $385.79*

    *Roundtrip Restrictions apply.

    BOS-SNN

    Boston to Shannon

    Date: Mar 16 2022-

    Mar 27 2022

    From
    $385.79*

    *Roundtrip Restrictions apply.

    BOS-SNN

    Boston to Shannon

    Date: Mar 24 2022-

    Mar 27 2022

    From
    $385.79*

    *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 Shannon flight deals*

    1. Boston (BOS) to Shannon (SNN)

      BOS-SNN

      Date: Apr 28 2022-

      May 3 2022

      From
      $494.79*
    2. Boston (BOS) to Shannon (SNN)

      BOS-SNN

      Date: Apr 29 2022-

      May 6 2022

      From
      $494.79*
    3. Boston (BOS) to Shannon (SNN)

      BOS-SNN

      Date: Apr 28 2022-

      May 7 2022

      From
      $529.79*
    4. Boston (BOS) to Shannon (SNN)

      BOS-SNN

      Date: Apr 29 2022-

      May 7 2022

      From
      $529.79*
    5. Boston (BOS) to Shannon (SNN)

      BOS-SNN

      Date: Apr 28 2022-

      May 10 2022

      From
      $529.79*
    6. Boston (BOS) to Shannon (SNN)

      BOS-SNN

      Date: May 4 2022-

      May 8 2022

      From
      $529.79*
    7. Boston (BOS) to Shannon (SNN)

      BOS-SNN

      Date: May 4 2022-

      May 18 2022

      From
      $529.79*
    8. Boston (BOS) to Shannon (SNN)

      BOS-SNN

      Date: Apr 29 2022-

      May 9 2022

      From
      $529.79*
    9. Boston (BOS) to Shannon (SNN)

      BOS-SNN

      Date: May 7 2022-

      May 13 2022

      From
      $529.79*
    10. Boston (BOS) to Shannon (SNN)

      BOS-SNN

      Date: Apr 28 2022-

      May 9 2022

      From
      $529.79*

    *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 Shannon

    Thursday light rain
    51°F Jan 27 2022
    Friday overcast clouds
    54°F Jan 28 2022
    Saturday broken clouds
    49°F Jan 29 2022
    Sunday light rain
    43°F Jan 30 2022
    Monday broken clouds
    47°F Jan 31 2022
    Tuesday overcast clouds
    53°F Feb 1 2022
    Wednesday overcast clouds
    52°F Feb 2 2022
    Powered By: OpenWeatherMap.org