Flights from United States to Ireland from $ 347*

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Best prices for United flights from United States to Ireland

$
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  • Chicago (ORD)to

    Dublin (DUB)
    01/14/26 - 01/21/26
    from
    $ 417
    Viewed: 3 hours ago
    Roundtrip
    Economy

    San Francisco (SFO)to

    Dublin (DUB)
    02/03/26 - 02/17/26
    from
    $ 571
    Viewed: 4 hours ago
    Roundtrip
    Economy

    Newark/New York (EWR)to

    Shannon (SNN)
    02/02/26 - 02/16/26
    from
    $ 597
    Viewed: 6 hours ago
    Roundtrip
    Economy

    Los Angeles (LAX)to

    Dublin (DUB)
    01/21/26 - 01/28/26
    from
    $ 572
    Viewed: 4 hours ago
    Roundtrip
    Economy

  • Cleveland (CLE)to

    Dublin (DUB)
    01/21/26 - 01/28/26
    from
    $ 442
    Viewed: 6 hours ago
    Roundtrip
    Economy

    Chicago (ORD)to

    Shannon (SNN)
    02/05/26 - 02/12/26
    from
    $ 722
    Viewed: 4 hours ago
    Roundtrip
    Economy

    Boston (BOS)to

    Dublin (DUB)
    01/29/26 - 02/02/26
    from
    $ 351
    Viewed: 7 hours ago
    Roundtrip
    Economy

    Austin (AUS)to

    Dublin (DUB)
    01/21/26 - 01/28/26
    from
    $ 431
    Viewed: 6 hours ago
    Roundtrip
    Economy

  • Nashville (BNA)to

    Dublin (DUB)
    02/04/26 - 02/18/26
    from
    $ 442
    Viewed: 6 hours ago
    Roundtrip
    Economy

    Dallas (DFW)to

    Dublin (DUB)
    02/06/26 - 02/13/26
    from
    $ 555
    Viewed: 5 hours ago
    Roundtrip
    Economy

    Columbus (CMH)to

    Dublin (DUB)
    01/28/26 - 02/04/26
    from
    $ 421
    Viewed: 5 hours ago
    Roundtrip
    Economy

    Phoenix (PHX)to

    Dublin (DUB)
    01/21/26 - 01/28/26
    from
    $ 510
    Viewed: 3 hours ago
    Roundtrip
    Economy

  • Saint Louis (STL)to

    Dublin (DUB)
    01/28/26 - 02/11/26
    from
    $ 421
    Viewed: 1 hour ago
    Roundtrip
    Economy

    Portland, OR (PDX)to

    Dublin (DUB)
    01/21/26 - 01/28/26
    from
    $ 431
    Viewed: 3 hours ago
    Roundtrip
    Economy

    Sacramento (SMF)to

    Dublin (DUB)
    01/14/26 - 01/18/26
    from
    $ 481
    Viewed: 3 hours ago
    Roundtrip
    Economy

    Tampa (TPA)to

    Dublin (DUB)
    01/21/26 - 02/04/26
    from
    $ 431
    Viewed: 1 hour ago
    Roundtrip
    Economy

*Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply. Schedules are subject to change without notice.

Best business class fares from United States to Ireland

$

Chicago (ORD)to

Dublin (DUB)
03/15/26 - 03/22/26

Roundtrip

Business

from
$ 3,271
Viewed: 14 hours ago

Newark/New York (EWR)to

Dublin (DUB)
02/16/26 - 02/20/26

Roundtrip

Business

from
$ 3,029
Viewed: 2 minutes ago

Denver (DEN)to

Dublin (DUB)
02/18/26 - 03/04/26

Roundtrip

Business

from
$ 4,020
Viewed: 19 hours ago

San Francisco (SFO)to

Dublin (DUB)
03/23/26 - 03/31/26

Roundtrip

Business

from
$ 3,902
Viewed: 23 hours ago

Washington, D.C. (IAD)to

Dublin (DUB)
03/25/26 - 03/31/26

Roundtrip

Business

from
$ 3,529
Viewed: 23 hours ago

Houston (IAH)to

Dublin (DUB)
08/26/26 - 09/01/26

Roundtrip

Business

from
$ 3,033
Viewed: 23 hours ago

Los Angeles (LAX)to

Dublin (DUB)
02/16/26 - 02/20/26

Roundtrip

Business

from
$ 3,269
Viewed: 13 hours ago

Newark/New York (EWR)to

Shannon (SNN)
04/01/26 - 04/08/26

Roundtrip

Business

from
$ 3,074
Viewed: 13 hours ago

*Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply. Schedules are subject to change without notice.

Explore more United flights from United States to Ireland