$206+ Cheap flights from the United States to Ireland
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/1. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — DUB
Jun 19 — Jun 261
Round-trip
1 adult, Economy
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Cheapest flights from USA to IrelandExplore the most affordable flight options available from USA to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 20, 2026.
Explore the most affordable flight options available from USA to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 20, 2026.
This oojo deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/89:05 am
DFW
- DUB
1 stop14h 10m
Aer Lingus
Wed 11/181:00 pm
DUB
- DFW
1 stop26h 08m
Aer Lingus
Deal found 5/19![Aer Lingus logo]()
$339
This KAYAK deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/88:45 pm
DFW
- DUB
1 stop26h 25m
Aer Lingus
Tue 9/151:20 pm
DUB
- DFW
1 stop13h 31m
Aer Lingus
Deal found 5/19![Aer Lingus logo]()
$356
This KAYAK deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/318:45 pm
DFW
- DUB
1 stop26h 25m
Aer Lingus
Wed 9/161:20 pm
DUB
- DFW
1 stop13h 31m
Aer Lingus
Deal found 5/19![Aer Lingus logo]()
$368
This oojo deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/189:48 am
DFW
- DUB
1 stop13h 22m
Aer Lingus
Sun 11/11:00 pm
DUB
- DFW
1 stop26h 08m
Aer Lingus
Deal found 5/19![Aer Lingus logo]()
$389
This oojo deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/119:48 am
DFW
- DUB
1 stop13h 22m
Aer Lingus
Tue 9/151:20 pm
DUB
- DFW
1 stop13h 31m
Aer Lingus
Deal found 5/19![Aer Lingus logo]()
$394
This KAYAK deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/269:48 am
DFW
- DUB
1 stop14h 27m
Aer Lingus
Sat 11/71:00 pm
DUB
- DFW
1 stop14h 32m
Aer Lingus
Deal found 5/18![Aer Lingus logo]()
$398
This KAYAK deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/316:44 pm
DFW
- DUB
1 stop28h 26m
Aer Lingus
Sun 9/131:20 pm
DUB
- DFW
1 stop13h 31m
Aer Lingus
Deal found 5/19![Aer Lingus logo]()
$403
This KAYAK deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/29:48 am
DFW
- DUB
1 stop13h 22m
Aer Lingus
Wed 9/161:20 pm
DUB
- DFW
1 stop13h 31m
Aer Lingus
Deal found 5/19![Aer Lingus logo]()
$406
This KAYAK deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/38:45 pm
DFW
- DUB
1 stop26h 25m
Aer Lingus
Wed 9/161:20 pm
DUB
- DFW
1 stop13h 31m
Aer Lingus
Deal found 5/19![Aer Lingus logo]()
$418
This Ovago deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/18:45 pm
DFW
- DUB
1 stop26h 25m
Aer Lingus
Sun 9/131:20 pm
DUB
- DFW
1 stop13h 31m
Aer Lingus
Deal found 5/19![Aer Lingus logo]()
$419
This KAYAK deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/17:50 am
MSP
- DUB
1 stop15h 20m
Aer Lingus
Mon 9/71:20 pm
DUB
- MSP
1 stop12h 30m
Aer Lingus
Deal found 5/19![Aer Lingus logo]()
$435
This KAYAK deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/109:48 am
DFW
- DUB
1 stop13h 22m
Aer Lingus
Mon 9/141:20 pm
DUB
- DFW
1 stop28h 17m
Aer Lingus
Deal found 5/19![Aer Lingus logo]()
$449
Best flights from USA to IrelandDiscover carefully curated flight deals from USA to Ireland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 20, 2026.
Discover carefully curated flight deals from USA to Ireland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 20, 2026.
This United Airlines deal was found by Cheapflights users on 5/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/811:25 pm
EWR
- DUB
Nonstop6h 45m
United Airlines
Mon 9/149:20 am
DUB
- EWR
1 stop10h 25m
United Airlines
Deal found 5/16![United Airlines logo]()
$608
This Scandinavian Airlines deal was found by Cheapflights users on 5/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/125:35 pm
BOS
- DUB
2 stops19h 35m
Scandinavian Airlines
Thu 11/1910:55 am
DUB
- BOS
2 stops33h 45m
Scandinavian Airlines
Deal found 5/16![Scandinavian Airlines logo]()
$622
This KLM deal was found by Cheapflights users on 5/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/294:00 pm
LGA
- DUB
1 stop11h 45m
KLM
Thu 11/59:40 am
DUB
- LGA
1 stop13h 02m
KLM
Deal found 5/16![KLM logo]()
$626
This Finnair deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/512:57 pm
LGA
- DUB
1 stop15h 48m
Finnair
Sat 8/1512:40 pm
DUB
- LGA
1 stop14h 51m
Finnair
Deal found 5/19![Finnair logo]()
$631
This JetBlue deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/79:08 pm
BOS
- DUB
Nonstop6h 12m
JetBlue
Sat 9/1210:40 am
DUB
- BOS
Nonstop7h 11m
JetBlue
Deal found 5/18![JetBlue logo]()
$646
This Delta deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/279:55 am
BOS
- DUB
1 stop18h 20m
Delta
Fri 11/1311:55 am
DUB
- BOS
Nonstop7h 14m
Delta
Deal found 5/18![Delta logo]()
$646
This British Airways deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/78:55 pm
JFK
- DUB
1 stop12h 35m
British Airways
Wed 8/198:35 am
DUB
- JFK
1 stop14h 45m
British Airways
Deal found 5/19![British Airways logo]()
$661
This British Airways deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/27:40 pm
DFW
- DUB
1 stop12h 55m
Multiple Airlines
Wed 9/1612:40 pm
DUB
- DFW
Nonstop9h 35m
Multiple Airlines
Deal found 5/19![Multiple Airlines logo]()
$721
This SWISS deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/274:15 pm
JFK
- DUB
1 stop14h 55m
SWISS
Sun 5/318:40 am
DUB
- JFK
1 stop33h 10m
SWISS
Deal found 5/19![SWISS logo]()
$764
This Turkish Airlines deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/51:20 pm
IAD
- DUB
1 stop21h 40m
Turkish Airlines
Thu 9/105:05 pm
DUB
- IAD
1 stop23h 30m
Turkish Airlines
Deal found 5/15![Turkish Airlines logo]()
$833
This Icelandair deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/23:40 pm
SEA
- DUB
1 stop11h 25m
Icelandair
Sat 6/132:15 pm
DUB
- SEA
1 stop14h 25m
Icelandair
Deal found 5/19![Icelandair logo]()
$887
This United Airlines deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1011:25 pm
EWR
- DUB
Nonstop6h 45m
United Airlines
Sat 9/199:20 am
DUB
- EWR
1 stop13h 39m
United Airlines
Deal found 5/15![United Airlines logo]()
$608
This KLM deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/295:00 pm
LGA
- DUB
1 stop12h 45m
KLM
Tue 11/39:40 am
DUB
- LGA
1 stop13h 02m
KLM
Deal found 5/19![KLM logo]()
$626
This Scandinavian Airlines deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/55:20 pm
EWR
- DUB
2 stops20h 00m
Scandinavian Airlines
Sat 10/177:05 pm
DUB
- EWR
2 stops23h 10m
Scandinavian Airlines
Deal found 5/17![Scandinavian Airlines logo]()
$627
This JetBlue deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/232:34 pm
BOS
- DUB
1 stop13h 26m
JetBlue
Mon 7/610:40 am
DUB
- BOS
Nonstop7h 10m
JetBlue
Deal found 5/19![JetBlue logo]()
$657
This Delta deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/139:25 pm
JFK
- DUB
Nonstop6h 50m
Delta
Sat 8/225:55 am
DUB
- JFK
1 stop16h 22m
Delta
Deal found 5/17![Delta logo]()
$665
This United Airlines deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2411:15 pm
EWR
- DUB
Nonstop6h 40m
United Airlines
Thu 11/51:35 pm
DUB
- EWR
Nonstop7h 50m
United Airlines
Deal found 5/19![United Airlines logo]()
$611
This KLM deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2311:40 pm
BOS
- DUB
Nonstop6h 05m
KLM
Mon 11/911:55 am
DUB
- BOS
Nonstop7h 14m
KLM
Deal found 5/19![KLM logo]()
$641
This Finnair deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/165:59 am
JFK
- DUB
1 stop22h 36m
Finnair
Mon 7/209:30 am
DUB
- JFK
1 stop15h 34m
Finnair
Deal found 5/19![Finnair logo]()
$709
This British Airways deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/17:40 pm
DFW
- DUB
1 stop12h 55m
Multiple Airlines
Wed 9/912:40 pm
DUB
- DFW
Nonstop9h 35m
Multiple Airlines
Deal found 5/17![Multiple Airlines logo]()
$722
This United Airlines deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/255:12 pm
LGA
- DUB
1 stop13h 08m
United Airlines
Fri 11/69:00 am
DUB
- LGA
1 stop15h 08m
United Airlines
Deal found 5/19![United Airlines logo]()
$612
This Scandinavian Airlines deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/298:15 pm
ORD
- DUB
2 stops16h 55m
Scandinavian Airlines
Tue 11/311:30 am
DUB
- ORD
2 stops35h 15m
Scandinavian Airlines
Deal found 5/17![Scandinavian Airlines logo]()
$686
This Delta deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/1211:45 pm
BOS
- DUB
Nonstop6h 00m
Delta
Mon 8/33:00 pm
DUB
- BOS
Nonstop7h 17m
Delta
Deal found 5/19![Delta logo]()
$688
This KLM deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/2411:30 pm
JFK
- DUB
1 stop10h 55m
Multiple Airlines
Fri 7/311:15 pm
DUB
- JFK
Nonstop7h 40m
Multiple Airlines
Deal found 5/19![Multiple Airlines logo]()
$727
This KLM deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/2910:10 pm
JFK
- DUB
Nonstop6h 50m
KLM
Thu 6/41:15 pm
DUB
- JFK
Nonstop7h 31m
KLM
Deal found 5/15![KLM logo]()
$675
This United Airlines deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/317:55 pm
LGA
- DUB
1 stop31h 20m
United Airlines
Mon 9/79:50 am
DUB
- LGA
1 stop9h 47m
United Airlines
Deal found 5/15![United Airlines logo]()
$616
This Scandinavian Airlines deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/87:15 pm
ORD
- DUB
2 stops18h 20m
Scandinavian Airlines
Sat 11/1410:10 am
DUB
- ORD
1 stop12h 35m
Scandinavian Airlines
Deal found 5/18![Scandinavian Airlines logo]()
$688
This Finnair deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/65:59 am
JFK
- DUB
1 stop22h 36m
Finnair
Mon 7/1311:45 am
DUB
- JFK
1 stop13h 21m
Finnair
Deal found 5/17![Finnair logo]()
$761
This Delta deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/2011:26 am
DFW
- DUB
1 stop16h 34m
Delta
Fri 7/175:55 am
DUB
- DFW
1 stop13h 40m
Delta
Deal found 5/19![Delta logo]()
$705
This JetBlue deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/179:06 pm
JFK
- DUB
Nonstop6h 54m
JetBlue
Mon 9/710:40 am
DUB
- JFK
1 stop14h 51m
JetBlue
Deal found 5/18![JetBlue logo]()
$781
Last-minute flights from USA to IrelandDiscover last-minute flight deals from USA to Ireland. Data last updated May 20, 2026 and is based on user searches.
Discover last-minute flight deals from USA to Ireland. Data last updated May 20, 2026 and is based on user searches.
This Ovago deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/2611:00 am
EWR
- DUB
1 stop13h 10m
Aer Lingus
Tue 8/41:20 pm
DUB
- EWR
Nonstop7h 45m
Aer Lingus
Deal found 5/19![Aer Lingus logo]()
$589
This KAYAK deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/15:35 pm
EWR
- DUB
Nonstop6h 40m
Aer Lingus
Fri 6/51:20 pm
DUB
- EWR
1 stop14h 15m
Aer Lingus
Deal found 5/19![Aer Lingus logo]()
$603
This KAYAK deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/311:00 am
EWR
- DUB
1 stop13h 10m
Aer Lingus
Tue 6/231:20 pm
DUB
- EWR
Nonstop7h 45m
Aer Lingus
Deal found 5/18![Aer Lingus logo]()
$588
This KAYAK deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/411:00 am
EWR
- DUB
1 stop13h 10m
Aer Lingus
Tue 6/91:20 pm
DUB
- EWR
Nonstop7h 45m
Aer Lingus
Deal found 5/15![Aer Lingus logo]()
$579
This KAYAK deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/139:15 pm
BOS
- DUB
Nonstop6h 10m
Aer Lingus
Sat 6/201:20 pm
DUB
- BOS
1 stop14h 18m
Aer Lingus
Deal found 5/19![Aer Lingus logo]()
$575
This Trip.com deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/166:45 am
LGA
- DUB
2 stops20h 35m
Multiple Airlines
Fri 6/1910:40 am
DUB
- LGA
1 stop12h 30m
Multiple Airlines
Deal found 5/20![Multiple Airlines logo]()
$604
This KAYAK deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/175:35 pm
EWR
- DUB
Nonstop6h 40m
Aer Lingus
Tue 6/301:20 pm
DUB
- EWR
1 stop14h 15m
Aer Lingus
Deal found 5/19![Aer Lingus logo]()
$576
This KAYAK deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/2110:50 am
BOS
- DUB
1 stop13h 20m
Aer Lingus
Mon 6/297:45 pm
DUB
- BOS
1 stop17h 01m
Aer Lingus
Deal found 5/18![Aer Lingus logo]()
$594
This KAYAK deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/2210:50 am
BOS
- DUB
1 stop13h 20m
Aer Lingus
Mon 6/297:45 pm
DUB
- BOS
1 stop20h 41m
Aer Lingus
Deal found 5/19![Aer Lingus logo]()
$593
This KAYAK deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/2210:50 am
BOS
- DUB
1 stop13h 20m
Multiple Airlines
Mon 6/297:45 pm
DUB
- BOS
1 stop17h 01m
Multiple Airlines
Deal found 5/18![Multiple Airlines logo]()
$597
This KAYAK deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/2410:50 am
BOS
- DUB
1 stop13h 20m
Aer Lingus
Sat 7/412:45 pm
DUB
- BOS
Nonstop7h 10m
Aer Lingus
Deal found 5/19![Aer Lingus logo]()
$587
This KAYAK deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/2611:00 am
EWR
- DUB
1 stop13h 10m
Aer Lingus
Mon 7/61:20 pm
DUB
- EWR
Nonstop7h 45m
Aer Lingus
Deal found 5/19![Aer Lingus logo]()
$578
One-way flights from USA to IrelandSearch for one-way flight options from USA to Ireland. Find affordable one-way fares based on user searches. Data last updated May 20, 2026.
Search for one-way flight options from USA to Ireland. Find affordable one-way fares based on user searches. Data last updated May 20, 2026.
This KAYAK deal was found by Cheapflights users on 5/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/111:00 am
EWR
- DUB
1 stop13h 10m
Aer Lingus
Deal found 5/16![Aer Lingus logo]()
$206
This KAYAK deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1111:00 am
EWR
- DUB
1 stop13h 10m
Aer Lingus
Deal found 5/15![Aer Lingus logo]()
$214
This KAYAK deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/39:00 am
EWR
- DUB
1 stop15h 10m
Aer Lingus
Deal found 5/19![Aer Lingus logo]()
$216
This KAYAK deal was found by Cheapflights users on 5/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/119:05 am
DFW
- DUB
1 stop14h 10m
Aer Lingus
Deal found 5/16![Aer Lingus logo]()
$216
This Ovago deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/411:00 am
EWR
- DUB
1 stop13h 10m
Aer Lingus
Deal found 5/17![Aer Lingus logo]()
$217
This Ovago deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/169:48 am
DFW
- DUB
1 stop13h 22m
Aer Lingus
Deal found 5/18![Aer Lingus logo]()
$217
This KAYAK deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/911:00 am
EWR
- DUB
1 stop13h 10m
Aer Lingus
Deal found 5/17![Aer Lingus logo]()
$221
This KAYAK deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/2211:00 am
EWR
- DUB
1 stop13h 10m
Aer Lingus
Deal found 5/19![Aer Lingus logo]()
$223
This Ovago deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/2611:00 am
EWR
- DUB
1 stop13h 10m
Aer Lingus
Deal found 5/19![Aer Lingus logo]()
$224
This KAYAK deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/69:50 am
ORD
- DUB
1 stop13h 20m
Aer Lingus
Deal found 5/19![Aer Lingus logo]()
$224
This Ovago deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/99:50 am
ORD
- DUB
1 stop13h 20m
Aer Lingus
Deal found 5/15![Aer Lingus logo]()
$225
This KAYAK deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/79:50 am
ORD
- DUB
1 stop13h 20m
Aer Lingus
Deal found 5/17![Aer Lingus logo]()
$229
Find flight deals from USA to Ireland
Keep the following information in mind while searching for USA to Ireland flight deals. Data was last updated May 20, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $339 (oojo) |
One-way from | $206 (KAYAK) |
Popular in | December |
Cheapest in | January |
Average price | $563 |
Good round-trip deal | $635 or less |
Good one-way deal | $403 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from USA to Ireland that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 20, 2026.
Use the filters below to find and compare flights from the United States to Ireland that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
NewarkDublin
EWR - DUB
EWRDUB
Newark
Tue 9/8
11:25 pm-11:10 am
Nonstop6h 45m
Dublin
Mon 9/14
9:20 am-2:45 pm
1 stop10h 25m
$608
NewarkDublin
EWR - DUB
EWRDUB
Newark
Thu 9/10
11:25 pm-11:10 am
Nonstop6h 45m
Dublin
Sat 9/19
9:20 am-5:59 pm
1 stop13h 39m
$608
NewarkDublin
EWR - DUB
EWRDUB
Newark
Sat 10/24
11:15 pm-9:55 am
Nonstop6h 40m
Dublin
Thu 11/5
1:35 pm-4:25 pm
Nonstop7h 50m
$611
New YorkDublin
LGA - DUB
LGADUB
New York LaGuardia
Sun 10/25
5:12 pm-10:20 am
1 stop13h 08m
Dublin
Fri 11/6
9:00 am-7:08 pm
1 stop15h 08m
$612
New YorkDublin
LGA - DUB
LGADUB
New York LaGuardia
Mon 8/31
7:55 pm-8:15 am
1 stop31h 20m
Dublin
Mon 9/7
9:50 am-2:37 pm
1 stop9h 47m
$616
BostonDublin
BOS - DUB
BOSDUB
Boston Logan Intl
Thu 11/12
5:35 pm-6:10 pm
2 stops19h 35m
Dublin
Thu 11/19
10:55 am-3:40 pm
2 stops33h 45m
$622
New YorkDublin
LGA - DUB
LGADUB
New York LaGuardia
Tue 9/29
4:00 pm-8:45 am
1 stop11h 45m
Dublin
Thu 11/5
9:40 am-5:42 pm
1 stop13h 02m
$626
New YorkDublin
LGA - DUB
LGADUB
New York LaGuardia
Thu 10/29
5:00 pm-9:45 am
1 stop12h 45m
Dublin
Tue 11/3
9:40 am-5:42 pm
1 stop13h 02m
$626
NewarkDublin
EWR - DUB
EWRDUB
Newark
Mon 10/5
5:20 pm-6:20 pm
2 stops20h 00m
Dublin
Sat 10/17
7:05 pm-1:15 pm
2 stops23h 10m
$627
New YorkDublin
LGA - DUB
LGADUB
New York LaGuardia
Wed 8/5
12:57 pm-9:45 am
1 stop15h 48m
Dublin
Sat 8/15
12:40 pm-10:31 pm
1 stop14h 51m
$631
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from USA to Ireland
Have a flexible travel schedule? Discover the best time to fly to Ireland from USA with our price prediction graph.
EWR-DUB
DFW-DUB
ORD-DUB
SEA-DUB
BOS-DUB
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from the United States to Ireland
US0-IE0
EWR-DUB
DFW-DUB
ORD-DUB
SEA-DUB
What is the cheapest month to book a flight from USA to Ireland?
Currently, February is the cheapest month in which you can book a flight from USA to Ireland (average of $505). Flying from USA to Ireland in June is currently the most expensive (average of $947). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from US to IE?
Find hourly flight availability from USA to Ireland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 20, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from USA to Ireland as you normally would.
Weekly flight availability from USA to Ireland
Explore weekly flight availability from USA to Ireland. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated May 20, 2026.
The most flights from US0 to IE0 are scheduled on a Monday (4 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (4 on average).
How often are flights from the United States to Ireland delayed?
About 15% of weekly flights between United States and Ireland have experienced delays in the past year, with the average delay time being 168 minutes.
What is the most punctual flight time for the United States to Ireland flights?
Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Tuesday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on the United States to Ireland flights?
Over the last year, Aer Lingus have had the lowest number of delays on this route, with just 12% of flights being delayed.
How far ahead should I book a flight from USA to Ireland?
The best time to book flights from USA to Ireland is 83 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Reviews of airlines servicing Ireland
Get insights into the airlines that provide service to Ireland. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ireland. Reviews last updated May 20, 2026.
See what other customers who have flown with Delta,United Airlines, andAer Lingus from the United States to Ireland have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.2
Boarding
8.1
Overall
7.9
Comfort
7.8
Entertainment
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Food
7.2
Boarding
8.1
Overall
7.9
Comfort
7.8
Entertainment
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Food
7.2
Boarding
8.1
Overall
7.9
Comfort
7.8
Entertainment
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Food
7.2
Boarding
8.1
Overall
7.9
Comfort
7.8
Entertainment
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Food
7.2
Boarding
8.1
Overall
7.9
Comfort
7.8
Entertainment
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Food
7.2
Boarding
8.1
Overall
7.9
Comfort
7.8
Entertainment
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Related info for your journey
Find useful and relevant information for your journey from USA to Ireland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Alternative routes for USA to Ireland
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Ireland by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from USA to Ireland by cabin class
Find flights from USA to Ireland, based on your preferred cabin class, be it economy, premium economy, business, or first class.
USA and Ireland flights
Browse other USA and Ireland flight options. Last updated on May 20, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Ireland
Find the right flight back to USA after your stay in Ireland
USA to Ireland flights
Consider these flights traveling from USA to Ireland.
Fly to Ireland regions
Consider these flights traveling to Ireland regions.
Top 10 airlines flying from USA to Ireland
Discover the top 10 airlines that operate flights from USA to Ireland. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 20, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$51 | Average$859 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$244 | Average$825 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$288 | Average$727 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$298 | Average$457 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$312 | Average$712 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$321 | Average$377 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$326 | Average$714 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$334 | Average$718 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$338 | Average$707 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$341 | Average$635 | FlexibilityNo cancel fee | On-time67% |