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Cheap flights from London to Shannon

Book London to Shannon flight deals*

Lowest fares from
From
To
To
  • September2021
    From
    £78.99*
    Seen:1dayago
    Each way|Economy
  • October2021
    From
    £55.99*
    Seen:16hrsago
    Each way|Economy
  • November2021
    From
    £55.99*
    Seen:12hrsago
    Each way|Economy
  • December2021
    From
    £66.99*
    Seen:10hrsago
    Each way|Economy
  • January2022
    From
    £56.49*
    Seen:5hrsago
    Each way|Economy
  • February2022
    From
    £56.49*
    Seen:4hrsago
    Each way|Economy
  • LHR-SNN

    London to Shannon

    Date: 4 Nov 2021-

    7 Nov 2021

    From
    £55.99*

    *Each way fare as part of a return trip including taxes and charges.

    LHR-SNN

    London to Shannon

    Date: 31 Oct 2021-

    3 Nov 2021

    From
    £55.99*

    *Each way fare as part of a return trip including taxes and charges.

    LHR-SNN

    London to Shannon

    Date: 17 Nov 2021-

    24 Nov 2021

    From
    £55.99*

    *Each way fare as part of a return trip including taxes and charges.

    LHR-SNN

    London to Shannon

    Date: 5 Nov 2021-

    6 Nov 2021

    From
    £55.99*

    *Each way fare as part of a return trip including taxes and charges.

    LHR-SNN

    London to Shannon

    Date: 6 Nov 2021-

    13 Nov 2021

    From
    £55.99*

    *Each way fare as part of a return trip including taxes and charges.

    LHR-SNN

    London to Shannon

    Date: 5 Nov 2021-

    13 Nov 2021

    From
    £55.99*

    *Each way fare as part of a return trip including taxes and charges.

    LHR-SNN

    London to Shannon

    Date: 19 Nov 2021-

    21 Nov 2021

    From
    £55.99*

    *Each way fare as part of a return trip including taxes and charges.

    LHR-SNN

    London to Shannon

    Date: 28 Oct 2021-

    3 Nov 2021

    From
    £55.99*

    *Each way fare as part of a return trip including taxes and charges.

    LHR-SNN

    London to Shannon

    Date: 27 Oct 2021-

    10 Nov 2021

    From
    £55.99*

    *Each way fare as part of a return trip including taxes and charges.

    *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

    Weather in Shannon

    Monday overcast clouds
    17°C 20 Sep 2021
    Tuesday overcast clouds
    19°C 21 Sep 2021
    Wednesday broken clouds
    19°C 22 Sep 2021
    Thursday light rain
    18°C 23 Sep 2021
    Friday light rain
    17°C 24 Sep 2021
    Saturday light rain
    17°C 25 Sep 2021
    Sunday moderate rain
    13°C 26 Sep 2021
    Powered By: OpenWeatherMap.org