Washington, D.C. to London Flights on Aer Lingus from $843.71*

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Book Washington, D.C. to London flight deals*

Jun 2026
From$1,278.71*
Seen: 14 hrs ago
Flight Type Round Trip/Economy
Jul 2026
No result for this month.
Aug 2026
No result for this month.
cmp-daily-histogram-bars-legend-min-price-aria-label $1.3K
Displaying fares for May-2026
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    • Range$1,278.71

    * 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 Washington, D.C. 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)
    Sep 9 2026 - Sep 15 2026
    From
    $615.49
    Seen: 14 hrs ago
    Roundtrip*
    Economy

    Pittsburgh (PIT)to

    Dublin (DUB)
    Oct 27 2026 - Nov 3 2026
    From
    $729.84
    Seen: 16 hrs ago
    Roundtrip*
    Economy

    New York (JFK)to

    Dublin (DUB)
    Sep 4 2026 - Sep 10 2026
    From
    $603.86
    Seen: 11 hrs ago
    Roundtrip*
    Economy

    Chicago (ORD)to

    Dublin (DUB)
    Nov 8 2026 - Nov 18 2026
    From
    $691.84
    Seen: 12 hrs ago
    Roundtrip*
    Economy

    Boston (BOS)to

    Shannon (SNN)
    Sep 6 2026 - Nov 10 2026
    From
    $672.05
    Seen: 13 hrs ago
    Roundtrip*
    Economy

    San Francisco (SFO)to

    Dublin (DUB)
    Dec 1 2026 - Dec 11 2026
    From
    $859.84
    Seen: 14 hrs ago
    Roundtrip*
    Economy

    Los Angeles (LAX)to

    Dublin (DUB)
    Sep 7 2026 - Sep 17 2026
    From
    $864.49
    Seen: 2 hrs ago
    Roundtrip*
    Economy

    Cleveland (CLE)to

    Dublin (DUB)
    Sep 8 2026 - Sep 15 2026
    From
    $744.49
    Seen: 14 minutes ago
    Roundtrip*
    Economy

    New York (JFK)to

    Shannon (SNN)
    Sep 12 2026 - Sep 19 2026
    From
    $613.05
    Seen: 14 hrs ago
    Roundtrip*
    Economy

    Philadelphia (PHL)to

    Dublin (DUB)
    Aug 14 2026 - Aug 28 2026
    From
    $600.49
    Seen: 21 hrs ago
    Roundtrip*
    Economy

    Indianapolis (IND)to

    Dublin (DUB)
    Aug 19 2026 - Aug 26 2026
    From
    $809.49
    Seen: 18 hrs ago
    Roundtrip*
    Economy

    Hartford (BDL)to

    Dublin (DUB)
    Nov 12 2026 - Nov 21 2026
    From
    $691.84
    Seen: 15 hrs ago
    Roundtrip*
    Economy

    Raleigh (RDU)to

    Dublin (DUB)
    Oct 28 2026 - Nov 4 2026
    From
    $691.84
    Seen: 5 hrs ago
    Roundtrip*
    Economy

    Nashville (BNA)to

    Dublin (DUB)
    Nov 8 2026 - Nov 19 2026
    From
    $789.84
    Seen: 18 hrs ago
    Roundtrip*
    Economy

    Orlando (MCO)to

    Dublin (DUB)
    Oct 6 2026 - Nov 3 2026
    From
    $789.84
    Seen: 10 hrs ago
    Roundtrip*
    Economy

    Washington, D.C. (IAD)to

    Dublin (DUB)
    Aug 21 2026 - Aug 26 2026
    From
    $754.49
    Seen: 14 hrs ago
    Roundtrip*
    Economy

    New York/Newark (EWR)to

    Dublin (DUB)
    Nov 17 2026 - Nov 23 2026
    From
    $610.84
    Seen: 19 hrs ago
    Roundtrip*
    Economy

    Seattle (SEA)to

    Dublin (DUB)
    Oct 26 2026 - Nov 9 2026
    From
    $909.84
    Seen: 7 hrs ago
    Roundtrip*
    Economy

    Denver (DEN)to

    Dublin (DUB)
    Aug 19 2026 - Aug 28 2026
    From
    $924.49
    Seen: 18 hrs ago
    Roundtrip*
    Economy

    Minneapolis (MSP)to

    Dublin (DUB)
    Aug 20 2026 - Aug 26 2026
    From
    $725.49
    Seen: 15 hrs ago
    Roundtrip*
    Economy