Cardiff to Dublin Flights on Aer Lingus

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Book Cardiff to Dublin flight deals*

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May 2026
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    • Aer Lingus Plane Image

    Book Cardiff to Dublin flight deals*

    £

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

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    £

    London (LHR)to

    Dublin (DUB)
    5 Jun 2026 - 14 Jun 2026
    From
    £62.99
    Seen: 18 hrs ago
    Each way
    Economy

    Manchester (MAN)to

    New York (JFK)
    18 May 2026 - 25 May 2026
    From
    £261.36
    Seen: 10 minutes ago
    Each way
    Economy

    Manchester (MAN)to

    Orlando (MCO)
    1 Oct 2026 - 15 Oct 2026
    From
    £282.93
    Seen: 21 hrs ago
    Each way
    Economy

    London (LHR)to

    Cork (ORK)
    2 Jun 2026 - 4 Jun 2026
    From
    £72.69
    Seen: 2 hrs ago
    Each way
    Economy

    Birmingham (BHX)to

    Dublin (DUB)
    23 May 2026 - 1 Jun 2026
    From
    £29.29
    Seen: 7 hrs ago
    Each way
    Economy

    Edinburgh (EDI)to

    Dublin (DUB)
    1 Jun 2026 - 2 Jun 2026
    From
    £41.97
    Seen: 6 hrs ago
    Each way
    Economy

    Birmingham (BHX)to

    Belfast (BHD)
    Depart: 17 May 2026
    From
    £39.99
    Seen: 5 hrs ago
    One way
    Economy

    Manchester (MAN)to

    Dublin (DUB)
    1 Jul 2026 - 6 Jul 2026
    From
    £45.26
    Seen: 20 hrs ago
    Each way
    Economy

    London (LHR)to

    Shannon (SNN)
    19 May 2026 - 26 May 2026
    From
    £51.37
    Seen: 23 hrs ago
    Each way
    Economy

    Glasgow (GLA)to

    Dublin (DUB)
    14 May 2026 - 27 May 2026
    From
    £34.95
    Seen: 8 minutes ago
    Each way
    Economy

    Southampton (SOU)to

    Dublin (DUB)
    24 May 2026 - 26 May 2026
    From
    £39.77
    Seen: 3 minutes ago
    Each way
    Economy

    Southampton (SOU)to

    Belfast (BHD)
    12 May 2026 - 13 May 2026
    From
    £45.99
    Seen: 6 hrs ago
    Each way
    Economy

    Leeds (LBA)to

    Belfast (BHD)
    Depart: 30 May 2026
    From
    £39.99
    Seen: 5 hrs ago
    One way
    Economy

    Belfast (BHD)to

    Birmingham (BHX)
    Depart: 27 May 2026
    From
    £39.99
    Seen: 12 hrs ago
    One way
    Economy

    Belfast (BHD)to

    Southampton (SOU)
    24 Oct 2026 - 30 Oct 2026
    From
    £41.12
    Seen: 1 hour ago
    Each way
    Economy

    Bristol (BRS)to

    Dublin (DUB)
    18 May 2026 - 20 May 2026
    From
    £30.82
    Seen: 19 minutes ago
    Each way
    Economy

    Edinburgh (EDI)to

    Belfast (BHD)
    Depart: 13 May 2026
    From
    £39.99
    Seen: 10 hrs ago
    One way
    Economy

    Belfast (BHD)to

    Edinburgh (EDI)
    Depart: 29 May 2026
    From
    £39.99
    Seen: 20 hrs ago
    One way
    Economy

    Glasgow (GLA)to

    Orlando (MCO)
    17 Sep 2026 - 5 Oct 2026
    From
    £323.04
    Seen: 1 hour ago
    Each way
    Economy

    Bristol (BRS)to

    Cork (ORK)
    5 Jun 2026 - 8 Jun 2026
    From
    £60.51
    Seen: 7 hrs ago
    Each way
    Economy