Chicago to London Flights on Aer Lingus from $880.71*

Promo Code

Book Chicago to London flight deals*

Jun 2026
From$1,300.91*
Seen: 12 hrs ago
Flight Type Round Trip/Economy
Jul 2026
From$930.71*
Seen: 12 hrs ago
Flight Type Round Trip/Economy
Aug 2026
From$880.71*
Seen: 12 hrs ago
Flight Type Round Trip/Economy
cmp-daily-histogram-bars-legend-min-price-aria-label $1.3K
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    • Range$1,300.91-$2,132.71

    * 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.

    Aer Lingus Plane Image

    Book Chicago to London flight deals*

    $
    Book Chicago to London flight deals*
    From
    To
    Fare Type
    Dates
    Price
    Chicago (ORD)London (LHR)Roundtrip*
    /
    Economy    		Apr 3 2027 - Apr 10 2027

    From

    $987.18

    Seen: 6 hrs ago

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

    QA FE Test Travel Dates Filter Feature Prepro

    $

    Boston (BOS)to

    Dublin (DUB)
    Sep 9 2026 - Sep 19 2026
    From
    $615.49
    Seen: 13 hrs ago
    Roundtrip*
    Economy

    Pittsburgh (PIT)to

    Dublin (DUB)
    Sep 13 2026 - Dec 15 2026
    From
    $729.84
    Seen: 12 hrs ago
    Roundtrip*
    Economy

    New York (JFK)to

    Dublin (DUB)
    Sep 4 2026 - Sep 12 2026
    From
    $603.86
    Seen: 10 hrs ago
    Roundtrip*
    Economy

    Boston (BOS)to

    Shannon (SNN)
    Oct 20 2026 - Nov 17 2026
    From
    $672.05
    Seen: 13 hrs ago
    Roundtrip*
    Economy

    Chicago (ORD)to

    Dublin (DUB)
    Sep 7 2026 - Sep 16 2026
    From
    $696.49
    Seen: 14 hrs ago
    Roundtrip*
    Economy

    Cleveland (CLE)to

    Dublin (DUB)
    Sep 8 2026 - Sep 15 2026
    From
    $744.49
    Seen: 19 hrs ago
    Roundtrip*
    Economy

    San Francisco (SFO)to

    Dublin (DUB)
    Nov 3 2026 - Nov 17 2026
    From
    $859.84
    Seen: 5 hrs ago
    Roundtrip*
    Economy

    Los Angeles (LAX)to

    Dublin (DUB)
    Nov 2 2026 - Nov 11 2026
    From
    $859.84
    Seen: 8 hrs ago
    Roundtrip*
    Economy

    Hartford (BDL)to

    Dublin (DUB)
    Dec 3 2026 - Dec 15 2026
    From
    $691.84
    Seen: 12 hrs ago
    Roundtrip*
    Economy

    Raleigh (RDU)to

    Dublin (DUB)
    Oct 28 2026 - Nov 4 2026
    From
    $691.84
    Seen: 1 hour ago
    Roundtrip*
    Economy

    Nashville (BNA)to

    Dublin (DUB)
    Nov 8 2026 - Nov 19 2026
    From
    $789.84
    Seen: 7 hrs ago
    Roundtrip*
    Economy

    New York (JFK)to

    Shannon (SNN)
    Nov 11 2026 - Nov 22 2026
    From
    $613.05
    Seen: 14 hrs ago
    Roundtrip*
    Economy

    Orlando (MCO)to

    Dublin (DUB)
    Sep 9 2026 - Sep 15 2026
    From
    $794.49
    Seen: 2 hrs ago
    Roundtrip*
    Economy

    Philadelphia (PHL)to

    Dublin (DUB)
    Aug 13 2026 - Aug 19 2026
    From
    $600.49
    Seen: 7 hrs ago
    Roundtrip*
    Economy

    Indianapolis (IND)to

    Dublin (DUB)
    Nov 4 2026 - Nov 11 2026
    From
    $789.84
    Seen: 14 hrs ago
    Roundtrip*
    Economy

    Washington, D.C. (IAD)to

    Dublin (DUB)
    Aug 25 2026 - Sep 4 2026
    From
    $754.49
    Seen: 8 hrs ago
    Roundtrip*
    Economy

    Seattle (SEA)to

    Dublin (DUB)
    Sep 7 2026 - Sep 15 2026
    From
    $864.49
    Seen: 7 hrs ago
    Roundtrip*
    Economy

    New York/Newark (EWR)to

    Dublin (DUB)
    Nov 7 2026 - Nov 13 2026
    From
    $610.84
    Seen: 6 hrs ago
    Roundtrip*
    Economy

    Denver (DEN)to

    Dublin (DUB)
    Sep 9 2026 - Sep 16 2026
    From
    $844.49
    Seen: 12 hrs ago
    Roundtrip*
    Economy

    Minneapolis (MSP)to

    Dublin (DUB)
    Aug 13 2026 - Aug 19 2026
    From
    $725.49
    Seen: 3 hrs ago
    Roundtrip*
    Economy