Flights from United States to Ireland from $ 344*
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1 Passenger, Economy
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today
today
Best prices for United flights from United States to Ireland
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*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
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Newark/New York (EWR)to
Dublin (DUB)
01/07/26 - 01/14/26
Roundtrip
Business
from
$Â 3,078
Viewed: 21 hours ago
Chicago (ORD)to
Dublin (DUB)
07/29/26 - 08/08/26
Roundtrip
Business
from
$Â 3,954
Viewed: 3 hours ago
Washington, D.C. (IAD)to
Dublin (DUB)
03/18/26 - 03/25/26
Roundtrip
Business
from
$Â 4,003
Viewed: 23 hours ago
Denver (DEN)to
Dublin (DUB)
10/28/26 - 11/04/26
Roundtrip
Business
from
$Â 4,657
Viewed: 17 hours ago
San Francisco (SFO)to
Dublin (DUB)
04/22/26 - 05/07/26
Roundtrip
Business
from
$Â 4,925
Viewed: 20 hours ago
Houston (IAH)to
Dublin (DUB)
03/18/26 - 03/25/26
Roundtrip
Business
from
$Â 3,098
Viewed: 16 hours ago
Los Angeles (LAX)to
Dublin (DUB)
08/30/26 - 09/09/26
Roundtrip
Business
from
$Â 4,754
Viewed: 4 hours ago
Newark/New York (EWR)to
Shannon (SNN)
01/09/26 - 01/14/26
Roundtrip
Business
from
$Â 3,380
Viewed: 1 hour 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.