$125+ 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 8/12. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — DUB
Aug 15 — Aug 221
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 July 16, 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 July 16, 2026.
This KAYAK deal was found by Cheapflights users on 7/13. 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 11/89:05 am
DFW
- DUB
1 stop14h 05m
Aer Lingus
Tue 11/171:00 pm
DUB
- DFW
1 stop15h 20m
Aer Lingus
Deal found 7/13![Aer Lingus logo]()
$341
This KAYAK deal was found by Cheapflights users on 7/13. 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 8/99:49 am
DFW
- DUB
1 stop13h 21m
Aer Lingus
Thu 8/201:20 pm
DUB
- DFW
1 stop13h 33m
Aer Lingus
Deal found 7/13![Aer Lingus logo]()
$345
This oojo deal was found by Cheapflights users on 7/12. 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.
Wed 8/199:49 am
DFW
- DUB
1 stop13h 21m
Aer Lingus
Wed 9/91:20 pm
DUB
- DFW
1 stop25h 53m
Aer Lingus
Deal found 7/12![Aer Lingus logo]()
$352
This KAYAK deal was found by Cheapflights users on 7/15. 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 8/131:53 pm
PHL
- DUB
1 stop10h 17m
Aer Lingus
Thu 8/201:20 pm
DUB
- PHL
1 stop14h 26m
Aer Lingus
Deal found 7/15![Aer Lingus logo]()
$357
This KAYAK deal was found by Cheapflights users on 7/14. 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 11/109:05 am
DFW
- DUB
1 stop14h 05m
Aer Lingus
Wed 11/181:00 pm
DUB
- DFW
1 stop26h 08m
Aer Lingus
Deal found 7/14![Aer Lingus logo]()
$357
This KAYAK deal was found by Cheapflights users on 7/14. 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 8/1710:50 am
PHL
- DUB
1 stop13h 20m
Aer Lingus
Wed 8/191:20 pm
DUB
- PHL
1 stop14h 26m
Aer Lingus
Deal found 7/14![Aer Lingus logo]()
$361
This KAYAK deal was found by Cheapflights users on 7/14. 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 8/129:49 am
DFW
- DUB
1 stop13h 21m
Aer Lingus
Fri 8/211:20 pm
DUB
- DFW
1 stop25h 56m
Aer Lingus
Deal found 7/14![Aer Lingus logo]()
$361
This Ovago deal was found by Cheapflights users on 7/15. 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 8/128:30 am
PHL
- DUB
1 stop15h 40m
Aer Lingus
Wed 8/191:20 pm
DUB
- PHL
1 stop14h 26m
Aer Lingus
Deal found 7/15![Aer Lingus logo]()
$362
This Ovago deal was found by Cheapflights users on 7/15. 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.
Tue 8/189:49 am
DFW
- DUB
1 stop13h 21m
Aer Lingus
Fri 8/281:20 pm
DUB
- DFW
1 stop13h 33m
Aer Lingus
Deal found 7/15![Aer Lingus logo]()
$362
This KAYAK deal was found by Cheapflights users on 7/14. 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 9/77:00 am
PHL
- DUB
1 stop17h 10m
Aer Lingus
Fri 9/111:20 pm
DUB
- PHL
1 stop14h 26m
Aer Lingus
Deal found 7/14![Aer Lingus logo]()
$363
This KAYAK deal was found by Cheapflights users on 7/13. 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 8/109:49 am
DFW
- DUB
1 stop13h 21m
Aer Lingus
Thu 8/201:20 pm
DUB
- DFW
1 stop13h 33m
Aer Lingus
Deal found 7/13![Aer Lingus logo]()
$363
This KAYAK deal was found by Cheapflights users on 7/13. 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 11/109:05 am
DFW
- DUB
1 stop14h 05m
Aer Lingus
Tue 11/171:00 pm
DUB
- DFW
1 stop26h 08m
Aer Lingus
Deal found 7/13![Aer Lingus logo]()
$364
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 July 16, 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 July 16, 2026.
This United Airlines deal was found by Cheapflights users on 7/15. 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.
Wed 8/266:00 am
LGA
- DUB
1 stop23h 40m
United Airlines
Sat 9/59:50 am
DUB
- LGA
1 stop28h 57m
United Airlines
Deal found 7/15![United Airlines logo]()
$570
This KLM deal was found by Cheapflights users on 7/13. 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 8/213:14 pm
BOS
- DUB
1 stop12h 31m
KLM
Sat 8/293:00 pm
DUB
- BOS
Nonstop7h 17m
KLM
Deal found 7/13![KLM logo]()
$585
This Delta deal was found by Cheapflights users on 7/14. 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.
Tue 9/85:05 pm
BOS
- DUB
1 stop11h 10m
Delta
Sat 9/193:00 pm
DUB
- BOS
Nonstop7h 12m
Delta
Deal found 7/14![Delta logo]()
$586
This Finnair deal was found by Cheapflights users on 7/12. 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 8/193:30 pm
JFK
- DUB
1 stop13h 05m
Finnair
Tue 8/2511:45 am
DUB
- JFK
1 stop16h 15m
Finnair
Deal found 7/12![Finnair logo]()
$600
This TAP AIR PORTUGAL deal was found by Cheapflights users on 7/14. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1311:00 pm
EWR
- DUB
1 stop19h 55m
TAP AIR PORTUGAL
Tue 10/206:50 pm
DUB
- EWR
2 stops31h 20m
TAP AIR PORTUGAL
Deal found 7/14![TAP AIR PORTUGAL logo]()
$604
This United deal was found by Cheapflights users on 7/16. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/1511:25 pm
EWR
- DUB
Nonstop6h 45m
Multiple Airlines
Sat 8/229:50 am
DUB
- EWR
1 stop15h 03m
Multiple Airlines
Deal found 7/16![Multiple Airlines logo]()
$607
This Scandinavian Airlines deal was found by Cheapflights users on 7/16. 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.
Wed 8/266:55 pm
JFK
- DUB
2 stops19h 10m
Scandinavian Airlines
Sat 9/58:00 pm
DUB
- JFK
2 stops24h 40m
Scandinavian Airlines
Deal found 7/16![Scandinavian Airlines logo]()
$612
This Air Canada deal was found by Cheapflights users on 7/16. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/1510:40 am
LGA
- DUB
2 stops16h 35m
Air Canada
Sat 8/229:50 am
DUB
- LGA
1 stop14h 50m
Air Canada
Deal found 7/16![Air Canada logo]()
$618
This British Airways deal was found by Cheapflights users on 7/13. 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.
Sun 8/305:45 pm
IAD
- DUB
1 stop10h 55m
British Airways
Thu 9/108:35 am
DUB
- IAD
1 stop13h 50m
British Airways
Deal found 7/13![British Airways logo]()
$675
This Turkish Airlines deal was found by Cheapflights users on 7/11. 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.
Thu 9/39:30 pm
DFW
- DUB
1 stop36h 10m
Turkish Airlines
Mon 9/145:05 pm
DUB
- DFW
2 stops35h 35m
Turkish Airlines
Deal found 7/11![Turkish Airlines logo]()
$836
This United Airlines deal was found by Cheapflights users on 7/15. 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.
Tue 8/186:00 am
LGA
- DUB
1 stop23h 40m
United Airlines
Thu 8/279:50 am
DUB
- LGA
1 stop28h 57m
United Airlines
Deal found 7/15![United Airlines logo]()
$570
This Delta deal was found by Cheapflights users on 7/12. 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.
Tue 8/115:15 pm
BOS
- DUB
1 stop11h 45m
Delta
Wed 8/193:00 pm
DUB
- BOS
Nonstop7h 17m
Delta
Deal found 7/12![Delta logo]()
$590
This Finnair deal was found by Cheapflights users on 7/15. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2610:50 pm
JFK
- DUB
1 stop13h 25m
Finnair
Tue 9/111:45 am
DUB
- JFK
1 stop16h 15m
Finnair
Deal found 7/15![Finnair logo]()
$604
This United deal was found by Cheapflights users on 7/11. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2011:25 pm
EWR
- DUB
Nonstop6h 45m
Multiple Airlines
Thu 8/279:50 am
DUB
- EWR
1 stop13h 07m
Multiple Airlines
Deal found 7/11![Multiple Airlines logo]()
$607
This KLM deal was found by Cheapflights users on 7/14. 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 11/132:55 pm
JFK
- DUB
1 stop11h 50m
KLM
Sun 11/1510:45 am
DUB
- JFK
Nonstop7h 37m
KLM
Deal found 7/14![KLM logo]()
$615
This United Airlines deal was found by Cheapflights users on 7/15. 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.
Tue 8/257:29 pm
LGA
- DUB
1 stop30h 51m
United Airlines
Thu 9/39:50 am
DUB
- LGA
1 stop27h 10m
United Airlines
Deal found 7/15![United Airlines logo]()
$570
This Delta deal was found by Cheapflights users on 7/12. 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 9/59:30 pm
JFK
- DUB
Nonstop6h 45m
Delta
Thu 12/2410:45 am
DUB
- JFK
Nonstop7h 39m
Delta
Deal found 7/12![Delta logo]()
$596
This KLM deal was found by Cheapflights users on 7/13. 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 8/2711:40 pm
BOS
- DUB
Nonstop6h 05m
KLM
Mon 8/313:00 pm
DUB
- BOS
Nonstop7h 17m
KLM
Deal found 7/13![KLM logo]()
$615
This Finnair deal was found by Cheapflights users on 7/16. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/158:04 am
JFK
- DUB
1 stop20h 31m
Finnair
Sat 8/229:30 am
DUB
- JFK
1 stop15h 30m
Finnair
Deal found 7/16![Finnair logo]()
$620
This United Airlines deal was found by Cheapflights users on 7/15. 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 8/36:05 am
LGA
- DUB
1 stop23h 35m
United Airlines
Mon 8/249:50 am
DUB
- LGA
1 stop27h 10m
United Airlines
Deal found 7/15![United Airlines logo]()
$570
This Delta deal was found by Cheapflights users on 7/11. 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 8/151:10 pm
BOS
- DUB
1 stop15h 50m
Delta
Sun 8/3010:00 am
DUB
- BOS
1 stop18h 59m
Delta
Deal found 7/11![Delta logo]()
$600
This United Airlines deal was found by Cheapflights users on 7/14. 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.
Fri 9/117:23 pm
BOS
- DUB
1 stop30h 57m
United Airlines
Sat 9/199:20 am
DUB
- BOS
1 stop29h 30m
United Airlines
Deal found 7/14![United Airlines logo]()
$570
This United deal was found by Cheapflights users on 7/15. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/76:55 pm
MSP
- DUB
1 stop32h 50m
Multiple Airlines
Sun 10/189:20 am
DUB
- MSP
2 stops41h 18m
Multiple Airlines
Deal found 7/15![Multiple Airlines logo]()
$693
This TAP AIR PORTUGAL deal was found by Cheapflights users on 7/14. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/234:40 pm
LAX
- DUB
1 stop17h 25m
TAP AIR PORTUGAL
Mon 9/216:50 pm
DUB
- LAX
1 stop27h 55m
TAP AIR PORTUGAL
Deal found 7/14![TAP AIR PORTUGAL logo]()
$799
This Delta deal was found by Cheapflights users on 7/14. 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.
Mon 11/169:20 pm
JFK
- DUB
Nonstop6h 25m
Delta
Thu 11/2610:45 am
DUB
- JFK
Nonstop7h 37m
Delta
Deal found 7/14![Delta logo]()
$611
This KLM deal was found by Cheapflights users on 7/11. 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.
Wed 7/296:35 pm
MSP
- DUB
Nonstop7h 20m
KLM
Sat 8/85:55 am
DUB
- MSP
1 stop11h 25m
KLM
Deal found 7/11![KLM logo]()
$697
This United Airlines deal was found by Cheapflights users on 7/15. 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.
Tue 9/111:25 pm
EWR
- DUB
Nonstop6h 45m
United Airlines
Mon 9/79:50 am
DUB
- EWR
1 stop10h 05m
United Airlines
Deal found 7/15![United Airlines logo]()
$577
This Scandinavian Airlines deal was found by Cheapflights users on 7/15. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/27:30 pm
LAX
- DUB
2 stops32h 20m
Scandinavian Airlines
Mon 11/912:35 pm
DUB
- LAX
2 stops36h 25m
Scandinavian Airlines
Deal found 7/15![Scandinavian Airlines logo]()
$845
This Finnair deal was found by Cheapflights users on 7/13. 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 8/105:55 pm
PHL
- DUB
1 stop12h 55m
Finnair
Wed 8/191:45 pm
DUB
- PHL
Nonstop7h 25m
Finnair
Deal found 7/13![Finnair logo]()
$721
This British Airways deal was found by Cheapflights users on 7/15. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/16:45 pm
PHL
- DUB
1 stop12h 20m
Multiple Airlines
Tue 10/69:30 am
DUB
- PHL
Nonstop7h 15m
Multiple Airlines
Deal found 7/15![Multiple Airlines logo]()
$740
Last-minute flights from USA to IrelandDiscover last-minute flight deals from USA to Ireland. Data last updated July 16, 2026 and is based on user searches.
Discover last-minute flight deals from USA to Ireland. Data last updated July 16, 2026 and is based on user searches.
This BusinessClass deal was found by Cheapflights users on 7/13. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/511:00 am
EWR
- DUB
1 stop13h 10m
Aer Lingus
Wed 8/191:20 pm
DUB
- EWR
1 stop14h 15m
Aer Lingus
Deal found 7/13![Aer Lingus logo]()
$372
This KAYAK deal was found by Cheapflights users on 7/13. 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 8/99:49 am
DFW
- DUB
1 stop13h 21m
Aer Lingus
Thu 8/201:20 pm
DUB
- DFW
1 stop13h 33m
Aer Lingus
Deal found 7/13![Aer Lingus logo]()
$345
This KAYAK deal was found by Cheapflights users on 7/13. 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 8/109:49 am
DFW
- DUB
1 stop13h 21m
Aer Lingus
Thu 8/201:20 pm
DUB
- DFW
1 stop13h 33m
Aer Lingus
Deal found 7/13![Aer Lingus logo]()
$363
This KAYAK deal was found by Cheapflights users on 7/14. 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 8/129:49 am
DFW
- DUB
1 stop13h 21m
Aer Lingus
Fri 8/211:20 pm
DUB
- DFW
1 stop25h 56m
Aer Lingus
Deal found 7/14![Aer Lingus logo]()
$361
This Ovago deal was found by Cheapflights users on 7/15. 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 8/128:30 am
PHL
- DUB
1 stop15h 40m
Aer Lingus
Wed 8/191:20 pm
DUB
- PHL
1 stop14h 26m
Aer Lingus
Deal found 7/15![Aer Lingus logo]()
$362
This KAYAK deal was found by Cheapflights users on 7/15. 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 8/131:53 pm
PHL
- DUB
1 stop10h 17m
Aer Lingus
Thu 8/201:20 pm
DUB
- PHL
1 stop14h 26m
Aer Lingus
Deal found 7/15![Aer Lingus logo]()
$357
This KAYAK deal was found by Cheapflights users on 7/12. 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 8/1511:00 am
EWR
- DUB
1 stop13h 10m
Aer Lingus
Thu 8/201:20 pm
DUB
- EWR
1 stop14h 15m
Aer Lingus
Deal found 7/12![Aer Lingus logo]()
$368
This KAYAK deal was found by Cheapflights users on 7/12. 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 8/1511:00 am
EWR
- DUB
1 stop13h 10m
Aer Lingus
Fri 8/211:20 pm
DUB
- EWR
1 stop14h 15m
Aer Lingus
Deal found 7/12![Aer Lingus logo]()
$373
This KAYAK deal was found by Cheapflights users on 7/14. 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 8/1710:50 am
PHL
- DUB
1 stop13h 20m
Aer Lingus
Wed 8/191:20 pm
DUB
- PHL
1 stop14h 26m
Aer Lingus
Deal found 7/14![Aer Lingus logo]()
$361
This Ovago deal was found by Cheapflights users on 7/15. 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.
Tue 8/189:49 am
DFW
- DUB
1 stop13h 21m
Aer Lingus
Fri 8/281:20 pm
DUB
- DFW
1 stop13h 33m
Aer Lingus
Deal found 7/15![Aer Lingus logo]()
$362
This KAYAK deal was found by Cheapflights users on 7/14. 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 8/1812:55 pm
EWR
- DUB
1 stop11h 15m
Aer Lingus
Fri 8/281:20 pm
DUB
- EWR
1 stop14h 15m
Aer Lingus
Deal found 7/14![Aer Lingus logo]()
$367
This oojo deal was found by Cheapflights users on 7/12. 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.
Wed 8/199:49 am
DFW
- DUB
1 stop13h 21m
Aer Lingus
Wed 9/91:20 pm
DUB
- DFW
1 stop25h 53m
Aer Lingus
Deal found 7/12![Aer Lingus logo]()
$352
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 July 16, 2026.
Search for one-way flight options from USA to Ireland. Find affordable one-way fares based on user searches. Data last updated July 16, 2026.
This KAYAK deal was found by Cheapflights users on 7/13. 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 8/1210:50 am
PHL
- DUB
1 stop13h 20m
Aer Lingus
Deal found 7/13![Aer Lingus logo]()
$125
This KAYAK deal was found by Cheapflights users on 7/13. 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 8/129:49 am
DFW
- DUB
1 stop13h 21m
Aer Lingus
Deal found 7/13![Aer Lingus logo]()
$125
This KAYAK deal was found by Cheapflights users on 7/13. 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 9/138:29 am
PHL
- DUB
1 stop15h 41m
Aer Lingus
Deal found 7/13![Aer Lingus logo]()
$140
This KAYAK deal was found by Cheapflights users on 7/15. 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.
Mon 9/149:51 am
DFW
- DUB
1 stop13h 19m
Aer Lingus
Deal found 7/15![Aer Lingus logo]()
$140
This Ovago deal was found by Cheapflights users on 7/16. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/147:00 am
PHL
- DUB
1 stop17h 10m
Aer Lingus
Deal found 7/16![Aer Lingus logo]()
$141
This BusinessClass deal was found by Cheapflights users on 7/13. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/127:47 pm
PHL
- DUB
1 stop28h 23m
Aer Lingus
Deal found 7/13![Aer Lingus logo]()
$143
This KAYAK deal was found by Cheapflights users on 7/16. 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 7/297:00 am
PHL
- DUB
1 stop17h 10m
Aer Lingus
Deal found 7/16![Aer Lingus logo]()
$145
This KAYAK deal was found by Cheapflights users on 7/14. 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 8/49:50 pm
PHL
- DUB
1 stop26h 20m
Aer Lingus
Deal found 7/14![Aer Lingus logo]()
$152
This KAYAK deal was found by Cheapflights users on 7/13. 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 8/117:00 am
PHL
- DUB
1 stop17h 10m
Multiple Airlines
Deal found 7/13![Multiple Airlines logo]()
$160
This KAYAK deal was found by Cheapflights users on 7/15. 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 8/117:00 am
PHL
- DUB
1 stop17h 10m
Aer Lingus
Deal found 7/15![Aer Lingus logo]()
$163
This KAYAK deal was found by Cheapflights users on 7/11. 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 8/99:49 am
DFW
- DUB
1 stop13h 21m
Aer Lingus
Deal found 7/11![Aer Lingus logo]()
$164
This KAYAK deal was found by Cheapflights users on 7/12. 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 8/97:00 am
PHL
- DUB
1 stop17h 10m
Aer Lingus
Deal found 7/12![Aer Lingus logo]()
$165
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 July 16, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $341 (KAYAK) |
One-way from | $125 (KAYAK) |
Popular in | December |
Cheapest in | January |
Average price | $640 |
Good round-trip deal | $645 or less |
Good one-way deal | $351 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 July 16, 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
New YorkDublin
LGA - DUB
LGADUB
New York LaGuardia
Wed 8/26
6:00 am-10:40 am
1 stop23h 40m
Dublin
Sat 9/5
9:50 am-9:47 am
1 stop28h 57m
$570
New YorkDublin
LGA - DUB
LGADUB
New York LaGuardia
Tue 8/18
6:00 am-10:40 am
1 stop23h 40m
Dublin
Thu 8/27
9:50 am-9:47 am
1 stop28h 57m
$570
New YorkDublin
LGA - DUB
LGADUB
New York LaGuardia
Tue 8/25
7:29 pm-7:20 am
1 stop30h 51m
Dublin
Thu 9/3
9:50 am-8:00 am
1 stop27h 10m
$570
New YorkDublin
LGA - DUB
LGADUB
New York LaGuardia
Mon 8/3
6:05 am-10:40 am
1 stop23h 35m
Dublin
Mon 8/24
9:50 am-8:00 am
1 stop27h 10m
$570
BostonDublin
BOS - DUB
BOSDUB
Boston Logan Intl
Fri 9/11
7:23 pm-7:20 am
1 stop30h 57m
Dublin
Sat 9/19
9:20 am-9:50 am
1 stop29h 30m
$570
NewarkDublin
EWR - DUB
EWRDUB
Newark
Tue 9/1
11:25 pm-11:10 am
Nonstop6h 45m
Dublin
Mon 9/7
9:50 am-2:55 pm
1 stop10h 05m
$577
BostonDublin
BOS - DUB
BOSDUB
Boston Logan Intl
Fri 8/21
3:14 pm-8:45 am
1 stop12h 31m
Dublin
Sat 8/29
3:00 pm-5:17 pm
Nonstop7h 17m
$585
BostonDublin
BOS - DUB
BOSDUB
Boston Logan Intl
Tue 9/8
5:05 pm-9:15 am
1 stop11h 10m
Dublin
Sat 9/19
3:00 pm-5:12 pm
Nonstop7h 12m
$586
BostonDublin
BOS - DUB
BOSDUB
Boston Logan Intl
Tue 8/11
5:15 pm-10:00 am
1 stop11h 45m
Dublin
Wed 8/19
3:00 pm-5:17 pm
Nonstop7h 17m
$590
New YorkDublin
JFK - DUB
JFKDUB
New York John F Kennedy Intl
Sat 9/5
9:30 pm-9:15 am
Nonstop6h 45m
Dublin
Thu 12/24
10:45 am-1:24 pm
Nonstop7h 39m
$596
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.
DFW-DUB
PHL-DUB
EWR-DUB
LGA-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
DFW-DUB
PHL-DUB
EWR-DUB
LGA-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 $1,002). 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 July 16, 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 July 16, 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 49 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 July 16, 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.
Entertainment
7.8
Boarding
8.1
Overall
7.8
Crew
8.5
Comfort
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Entertainment
7.8
Boarding
8.1
Overall
7.8
Crew
8.5
Comfort
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Entertainment
7.8
Boarding
8.1
Overall
7.8
Crew
8.5
Comfort
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Entertainment
7.8
Boarding
8.1
Overall
7.8
Crew
8.5
Comfort
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Entertainment
7.8
Boarding
8.1
Overall
7.8
Crew
8.5
Comfort
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Entertainment
7.8
Boarding
8.1
Overall
7.8
Crew
8.5
Comfort
7.8
Food
7.2
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 July 16, 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 July 16, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$81 | Average$897 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$244 | Average$853 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$288 | Average$436 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$298 | Average$490 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$312 | Average$703 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$325 | Average$672 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$333 | Average$801 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$338 | Average$754 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$341 | Average$679 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$348 | Average$657 | FlexibilityNo cancel fee | On-time77% |