Hartford to London Flights on Aer Lingus from $882.74*

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Book Hartford to London flight deals*

May 2026
From$1,345.20*
Seen: 19 hrs ago
Flight Type Round Trip/Economy
Jun 2026
From$1,113.22*
Seen: 3 hrs ago
Flight Type Round Trip/Economy
Jul 2026
From$1,027.72*
Seen: 17 hrs ago
Flight Type Round Trip/Economy
cmp-daily-histogram-bars-legend-min-price-aria-label $1.1K
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    • Range$1,113.22-$1,345.20

    * Fares displayed include air transportation charges, taxes and fees. Fares displayed have been collected within the last 24 hours and may no longer be available at time of booking. Fares are economy class and may include connections with our partner airlines. Modifying this information may result in a different fare. Additional baggage fees and charges for optional products and services may apply.

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    Book Hartford to London 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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    $

    Boston (BOS)to

    Dublin (DUB)
    Nov 17 2026 - Nov 24 2026
    From
    $610.86
    Seen: 17 hrs ago
    Roundtrip*
    Economy

    New York (JFK)to

    Dublin (DUB)
    Sep 3 2026 - Sep 8 2026
    From
    $603.85
    Seen: 1 hour ago
    Roundtrip*
    Economy

    Chicago (ORD)to

    Dublin (DUB)
    Oct 21 2026 - Nov 3 2026
    From
    $691.86
    Seen: 19 hrs ago
    Roundtrip*
    Economy

    Boston (BOS)to

    Shannon (SNN)
    Sep 9 2026 - Sep 15 2026
    From
    $672.03
    Seen: 2 hrs ago
    Roundtrip*
    Economy

    San Francisco (SFO)to

    Dublin (DUB)
    Sep 1 2026 - Sep 11 2026
    From
    $864.52
    Seen: 18 hrs ago
    Roundtrip*
    Economy

    Los Angeles (LAX)to

    Dublin (DUB)
    Oct 28 2026 - Nov 11 2026
    From
    $859.86
    Seen: 14 hrs ago
    Roundtrip*
    Economy

    Cleveland (CLE)to

    Dublin (DUB)
    Sep 1 2026 - Sep 16 2026
    From
    $744.52
    Seen: 23 hrs ago
    Roundtrip*
    Economy

    Raleigh (RDU)to

    Dublin (DUB)
    Oct 28 2026 - Nov 4 2026
    From
    $691.86
    Seen: 16 hrs ago
    Roundtrip*
    Economy

    Washington, D.C. (IAD)to

    Dublin (DUB)
    Aug 11 2026 - Aug 25 2026
    From
    $754.47
    Seen: 32 minutes ago
    Roundtrip*
    Economy

    Orlando (MCO)to

    Dublin (DUB)
    Nov 17 2026 - Nov 24 2026
    From
    $789.82
    Seen: 48 minutes ago
    Roundtrip*
    Economy

    New York (JFK)to

    Shannon (SNN)
    Sep 2 2026 - Sep 12 2026
    From
    $613.03
    Seen: 50 minutes ago
    Roundtrip*
    Economy

    Indianapolis (IND)to

    Dublin (DUB)
    Oct 28 2026 - Nov 6 2026
    From
    $789.86
    Seen: 16 hrs ago
    Roundtrip*
    Economy

    Philadelphia (PHL)to

    Dublin (DUB)
    Nov 18 2026 - Nov 27 2026
    From
    $691.86
    Seen: 20 hrs ago
    Roundtrip*
    Economy

    Hartford (BDL)to

    Dublin (DUB)
    Nov 19 2026 - Nov 24 2026
    From
    $691.86
    Seen: 14 hrs ago
    Roundtrip*
    Economy

    Denver (DEN)to

    Dublin (DUB)
    Sep 6 2026 - Sep 18 2026
    From
    $844.52
    Seen: 8 hrs ago
    Roundtrip*
    Economy

    Seattle (SEA)to

    Dublin (DUB)
    Oct 20 2026 - Nov 11 2026
    From
    $859.86
    Seen: 8 hrs ago
    Roundtrip*
    Economy

    Pittsburgh (PIT)to

    Dublin (DUB)
    Nov 3 2026 - Nov 17 2026
    From
    $729.86
    Seen: 12 hrs ago
    Roundtrip*
    Economy

    New York/Newark (EWR)to

    Dublin (DUB)
    Nov 15 2026 - Nov 25 2026
    From
    $610.86
    Seen: 4 hrs ago
    Roundtrip*
    Economy

    Nashville (BNA)to

    Dublin (DUB)
    Oct 27 2026 - Nov 3 2026
    From
    $789.86
    Seen: 20 hrs ago
    Roundtrip*
    Economy

    Minneapolis (MSP)to

    Dublin (DUB)
    Aug 19 2026 - Sep 4 2026
    From
    $725.52
    Seen: 9 hrs ago
    Roundtrip*
    Economy