$261+ Cheap flights from Boston (BOS) 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 10/22. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — DUB
Sep 9 — Sep 161
Round-trip
1 adult, Economy
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Find cheap flights from Boston to Ireland with Cheapflights
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Cheapest flights from Boston to IrelandExplore the most affordable flight options available from Boston to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 10, 2026.
Explore the most affordable flight options available from Boston to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 10, 2026.
This Mytrip deal was found by Cheapflights users on 8/8. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2111:00 pm -
1 stop31h 05m
Wed 9/3012:15 pm -
1 stop14h 30m
Deal found 8/8![Icelandair logo]()
$578
This Kiwi.com deal was found by Cheapflights users on 8/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/158:50 pm -
1 stop9h 15m
Thu 10/226:50 am -
2 stops19h 15m
Deal found 8/8![Multiple Airlines logo]()
$579
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/45:25 pm -
Nonstop6h 10m
Sat 10/179:15 pm -
1 stop29h 30m
Deal found 8/5![Multiple Airlines logo]()
$580
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/411:00 pm -
1 stop9h 15m
Sun 10/1112:15 pm -
1 stop11h 35m
Deal found 8/6![Icelandair logo]()
$581
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3011:00 pm -
1 stop31h 05m
Sun 10/412:15 pm -
1 stop14h 30m
Deal found 8/7![Icelandair logo]()
$582
This Icelandair deal was found by Cheapflights users on 8/6. 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.
Wed 9/3011:00 pm -
1 stop31h 05m
Sun 10/1112:15 pm -
1 stop11h 35m
Deal found 8/6![Icelandair logo]()
$583
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3011:00 pm -
1 stop31h 05m
Thu 10/82:15 pm -
1 stop9h 35m
Deal found 8/6![Icelandair logo]()
$584
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/129:15 pm -
Nonstop6h 10m
Sat 10/175:45 am -
2 stops45h 00m
Deal found 8/9![Multiple Airlines logo]()
$585
This Justfly.com deal was found by Cheapflights users on 8/7. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/278:50 pm -
1 stop9h 25m
Wed 11/1811:30 am -
1 stop11h 20m
Deal found 8/7![Icelandair logo]()
$586
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2811:00 pm -
1 stop9h 15m
Thu 10/82:15 pm -
1 stop9h 35m
Deal found 8/7![Icelandair logo]()
$587
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/298:50 pm -
1 stop9h 15m
Thu 10/82:15 pm -
1 stop9h 35m
Deal found 8/7![Icelandair logo]()
$588
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/298:50 pm -
1 stop9h 15m
Sun 10/412:15 pm -
1 stop14h 30m
Deal found 8/7![Icelandair logo]()
$589
Best flights from Boston to IrelandDiscover carefully curated flight deals from Boston to Ireland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 10, 2026.
Discover carefully curated flight deals from Boston to Ireland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 10, 2026.
This Delta deal was found by Cheapflights users on 8/8. 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 10/263:15 pm -
1 stop12h 40m
Fri 11/611:55 am -
Nonstop7h 14m
Deal found 8/8![Delta logo]()
$636
This KLM deal was found by Cheapflights users on 8/5. 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.
Mon 10/1911:40 pm -
Nonstop6h 05m
Tue 11/310:45 am -
1 stop17h 23m
Deal found 8/5![KLM logo]()
$641
This United deal was found by Cheapflights users on 8/6. 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 8/227:30 am -
1 stop22h 40m
Tue 9/19:50 am -
1 stop28h 55m
Deal found 8/6![Multiple Airlines logo]()
$642
This United Airlines deal was found by Cheapflights users on 8/8. 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 9/57:23 pm -
1 stop10h 17m
Sat 9/129:20 am -
2 stops30h 57m
Deal found 8/8![United Airlines logo]()
$646
This Delta deal was found by Cheapflights users on 8/8. 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.
Wed 11/1811:55 am -
1 stop15h 00m
Mon 11/2311:55 am -
Nonstop7h 14m
Deal found 8/8![Delta logo]()
$636
This United Airlines deal was found by Cheapflights users on 8/6. 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 9/56:00 am -
1 stop20h 30m
Tue 9/89:20 am -
1 stop29h 30m
Deal found 8/6![United Airlines logo]()
$649
This KLM deal was found by Cheapflights users on 8/5. 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 9/1711:35 pm -
Nonstop6h 10m
Tue 9/223:00 pm -
Nonstop7h 12m
Deal found 8/5![KLM logo]()
$666
This Delta deal was found by Cheapflights users on 8/7. 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 9/711:35 pm -
Nonstop6h 10m
Sun 9/133:00 pm -
Nonstop7h 12m
Deal found 8/7![Delta logo]()
$658
This United Airlines deal was found by Cheapflights users on 8/8. 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 9/78:35 pm -
1 stop29h 55m
Mon 9/219:20 am -
1 stop29h 30m
Deal found 8/8![United Airlines logo]()
$661
This KLM deal was found by Cheapflights users on 8/9. 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 11/41:35 pm -
2 stops16h 05m
Sun 11/86:00 am -
2 stops17h 28m
Deal found 8/9![KLM logo]()
$697
This Delta deal was found by Cheapflights users on 8/9. 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 9/1911:35 pm -
Nonstop6h 10m
Sat 9/263:00 pm -
Nonstop7h 12m
Deal found 8/9![Delta logo]()
$666
This United Airlines deal was found by Cheapflights users on 8/7. 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 9/53:30 pm -
2 stops13h 45m
Tue 9/89:30 am -
1 stop13h 06m
Deal found 8/7![United Airlines logo]()
$670
This KLM deal was found by Cheapflights users on 8/10. 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 10/69:45 pm -
1 stop11h 55m
Thu 10/2210:50 am -
1 stop10h 46m
Deal found 8/10![KLM logo]()
$702
This Mytrip deal was found by Cheapflights users on 8/8. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/135:50 am -
3 stops27h 25m
Sun 9/2010:45 am -
3 stops38h 35m
Deal found 8/8![Multiple Airlines logo]()
$875
This Delta deal was found by Cheapflights users on 8/5. 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 9/178:00 am -
1 stop19h 45m
Mon 9/213:00 pm -
Nonstop7h 12m
Deal found 8/5![Delta logo]()
$670
This United Airlines deal was found by Cheapflights users on 8/7. 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 8/248:05 am -
1 stop18h 25m
Sun 9/69:30 am -
1 stop19h 04m
Deal found 8/7![United Airlines logo]()
$670
This KLM deal was found by Cheapflights users on 8/9. 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.
Sat 9/195:10 pm -
1 stop16h 15m
Sat 9/266:15 am -
1 stop17h 15m
Deal found 8/9![KLM logo]()
$702
This United Airlines deal was found by Cheapflights users on 8/5. 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 9/77:00 pm -
1 stop10h 15m
Fri 9/1112:30 pm -
2 stops16h 00m
Deal found 8/5![United Airlines logo]()
$674
This Delta deal was found by Cheapflights users on 8/5. 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 9/711:35 pm -
Nonstop6h 10m
Mon 9/213:00 pm -
Nonstop7h 12m
Deal found 8/5![Delta logo]()
$677
This United Airlines deal was found by Cheapflights users on 8/7. 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 10/139:23 am -
2 stops19h 52m
Tue 10/2012:30 pm -
1 stop11h 55m
Deal found 8/7![United Airlines logo]()
$682
This Delta deal was found by Cheapflights users on 8/5. 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.
Wed 11/47:25 pm -
1 stop10h 15m
Mon 11/95:40 am -
1 stop18h 21m
Deal found 8/5![Delta logo]()
$683
This United Airlines deal was found by Cheapflights users on 8/5. 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 10/1410:36 am -
2 stops18h 39m
Wed 10/2112:30 pm -
1 stop15h 15m
Deal found 8/5![United Airlines logo]()
$682
This Delta deal was found by Cheapflights users on 8/7. 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 9/1012:15 pm -
2 stops17h 00m
Mon 9/1410:50 am -
1 stop10h 45m
Deal found 8/7![Delta logo]()
$687
This Delta deal was found by Cheapflights users on 8/7. 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.
Wed 9/91:32 pm -
2 stops15h 48m
Wed 9/166:15 am -
1 stop12h 04m
Deal found 8/7![Delta logo]()
$687
This United Airlines deal was found by Cheapflights users on 8/6. 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 9/309:51 am -
1 stop19h 24m
Tue 10/612:30 pm -
1 stop27h 54m
Deal found 8/6![United Airlines logo]()
$689
This United Airlines deal was found by Cheapflights users on 8/5. 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 9/1712:41 pm -
1 stop16h 34m
Wed 9/2312:30 pm -
1 stop11h 58m
Deal found 8/5![United Airlines logo]()
$689
This Delta deal was found by Cheapflights users on 8/7. 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 8/229:45 pm -
1 stop11h 40m
Fri 9/410:50 am -
2 stops17h 40m
Deal found 8/7![Delta logo]()
$700
This United Airlines deal was found by Cheapflights users on 8/5. 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 8/309:00 am -
1 stop17h 30m
Mon 9/149:30 am -
1 stop14h 49m
Deal found 8/5![United Airlines logo]()
$689
This Delta deal was found by Cheapflights users on 8/5. 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 9/217:05 pm -
1 stop14h 35m
Mon 10/510:50 am -
1 stop10h 46m
Deal found 8/5![Delta logo]()
$702
Last-minute flights from Boston to IrelandDiscover last-minute flight deals from Boston to Ireland. Data last updated August 10, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Ireland. Data last updated August 10, 2026 and is based on user searches.
This Flysmarter deal was found by Cheapflights users on 8/6. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/209:24 pm -
1 stop11h 46m
Thu 9/36:15 am -
1 stop12h 11m
Deal found 8/6![JetBlue logo]()
$592
This United Airlines deal was found by Cheapflights users on 8/5. 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 8/243:30 pm -
1 stop11h 00m
Wed 9/29:30 am -
2 stops17h 29m
Deal found 8/5![United Airlines logo]()
$661
This KAYAK deal was found by Cheapflights users on 8/9. 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 9/110:50 am -
1 stop13h 20m
Mon 9/141:20 pm -
1 stop14h 20m
Deal found 8/9![Aer Lingus logo]()
$593
This Kiwi.com deal was found by Cheapflights users on 8/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/711:00 pm -
1 stop9h 15m
Thu 9/172:15 pm -
1 stop9h 35m
Deal found 8/8![Icelandair logo]()
$594
This Mytrip deal was found by Cheapflights users on 8/8. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2111:00 pm -
1 stop31h 05m
Wed 9/3012:15 pm -
1 stop14h 30m
Deal found 8/8![Icelandair logo]()
$578
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2311:00 pm -
1 stop9h 15m
Wed 9/3012:15 pm -
1 stop11h 35m
Deal found 8/9![Icelandair logo]()
$596
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2811:00 pm -
1 stop9h 15m
Thu 10/82:15 pm -
1 stop9h 35m
Deal found 8/7![Icelandair logo]()
$587
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/298:50 pm -
1 stop9h 15m
Thu 10/82:15 pm -
1 stop9h 35m
Deal found 8/7![Icelandair logo]()
$588
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/298:50 pm -
1 stop9h 15m
Sun 10/412:15 pm -
1 stop14h 30m
Deal found 8/7![Icelandair logo]()
$589
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3011:00 pm -
1 stop31h 05m
Sun 10/412:15 pm -
1 stop14h 30m
Deal found 8/7![Icelandair logo]()
$582
This Icelandair deal was found by Cheapflights users on 8/6. 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.
Wed 9/3011:00 pm -
1 stop31h 05m
Sun 10/1112:15 pm -
1 stop11h 35m
Deal found 8/6![Icelandair logo]()
$583
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3011:00 pm -
1 stop31h 05m
Thu 10/82:15 pm -
1 stop9h 35m
Deal found 8/6![Icelandair logo]()
$584
One-way flights from Boston to IrelandSearch for one-way flight options from Boston to Ireland. Find affordable one-way fares based on user searches. Data last updated August 10, 2026.
Search for one-way flight options from Boston to Ireland. Find affordable one-way fares based on user searches. Data last updated August 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2210:55 pm -
2 stops28h 00m
Deal found 8/6![Multiple Airlines logo]()
$261
This KAYAK deal was found by Cheapflights users on 8/7. 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 9/279:35 am -
1 stop14h 35m
Deal found 8/7![Aer Lingus logo]()
$273
This KAYAK deal was found by Cheapflights users on 8/9. 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 10/89:35 am -
1 stop14h 35m
Deal found 8/9![Aer Lingus logo]()
$274
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/810:05 am -
1 stop18h 15m
Deal found 8/6![Multiple Airlines logo]()
$276
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/411:00 pm -
1 stop9h 15m
Deal found 8/6![Icelandair logo]()
$277
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/28:50 pm -
1 stop11h 25m
Deal found 8/9![Icelandair logo]()
$278
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/318:50 pm -
2 stops32h 15m
Deal found 8/7![Multiple Airlines logo]()
$280
This Kiwi.com deal was found by Cheapflights users on 8/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/3011:00 pm -
2 stops54h 05m
Deal found 8/8![Multiple Airlines logo]()
$282
This KAYAK deal was found by Cheapflights users on 8/6. 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 9/610:50 am -
1 stop13h 20m
Deal found 8/6![Aer Lingus logo]()
$283
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/198:50 pm -
1 stop9h 15m
Deal found 8/6![Icelandair logo]()
$284
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/511:00 pm -
2 stops20h 35m
Deal found 8/5![Multiple Airlines logo]()
$285
This BusinessClass deal was found by Cheapflights users on 8/8. 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 9/57:15 pm -
1 stop28h 55m
Deal found 8/8![Aer Lingus logo]()
$286
Find flight deals from Boston to Ireland
Keep the following information in mind while searching for Boston to Ireland flight deals. Data was last updated August 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $578 (Mytrip) |
One-way from | $261 (Kiwi.com) |
Popular in | June |
Cheapest in | January |
Average price | $643 |
Good round-trip deal | $663 or less |
Good one-way deal | $366 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Boston 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 August 10, 2026.
Use the filters below to find and compare flights from Boston to Ireland that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BostonDublin
BOS Boston Logan Intl - DUB Dublin
BOSDUB
Boston Logan Intl
Mon 10/26
3:15 pm-7:55 am
1 stop12h 40m
Dublin
Fri 11/6
11:55 am-2:09 pm
Nonstop7h 14m
$636
BostonDublin
BOS Boston Logan Intl - DUB Dublin
BOSDUB
Boston Logan Intl
Wed 11/18
11:55 am-7:55 am
1 stop15h 00m
Dublin
Mon 11/23
11:55 am-2:09 pm
Nonstop7h 14m
$636
BostonDublin
BOS Boston Logan Intl - DUB Dublin
BOSDUB
Boston Logan Intl
Mon 10/19
11:40 pm-10:45 am
Nonstop6h 05m
Dublin
Tue 11/3
10:45 am-11:08 pm
1 stop17h 23m
$641
BostonDublin
BOS Boston Logan Intl - DUB Dublin
BOSDUB
Boston Logan Intl
Sat 8/22
7:30 am-11:10 am
1 stop22h 40m
Dublin
Tue 9/1
9:50 am-9:45 am
1 stop28h 55m
$642
BostonDublin
BOS Boston Logan Intl - DUB Dublin
BOSDUB
Boston Logan Intl
Sat 9/5
7:23 pm-10:40 am
1 stop10h 17m
Dublin
Sat 9/12
9:20 am-11:17 am
2 stops30h 57m
$646
BostonDublin
BOS Boston Logan Intl - DUB Dublin
BOSDUB
Boston Logan Intl
Sat 9/5
6:00 am-7:30 am
1 stop20h 30m
Dublin
Tue 9/8
9:20 am-9:50 am
1 stop29h 30m
$649
BostonDublin
BOS Boston Logan Intl - DUB Dublin
BOSDUB
Boston Logan Intl
Mon 9/7
11:35 pm-10:45 am
Nonstop6h 10m
Dublin
Sun 9/13
3:00 pm-5:12 pm
Nonstop7h 12m
$658
BostonDublin
BOS Boston Logan Intl - DUB Dublin
BOSDUB
Boston Logan Intl
Mon 9/7
8:35 pm-7:30 am
1 stop29h 55m
Dublin
Mon 9/21
9:20 am-9:50 am
1 stop29h 30m
$661
Quickest round-trip
BostonDublin
BOS Boston Logan Intl - DUB Dublin
BOSDUB
Boston Logan Intl
Thu 9/17
11:35 pm-10:45 am
Nonstop6h 10m
Dublin
Tue 9/22
3:00 pm-5:12 pm
Nonstop7h 12m
$666
BostonDublin
BOS Boston Logan Intl - DUB Dublin
BOSDUB
Boston Logan Intl
Sat 9/19
11:35 pm-10:45 am
Nonstop6h 10m
Dublin
Sat 9/26
3:00 pm-5:12 pm
Nonstop7h 12m
$666
Showing 1-10 of 56 resultsSorted by cheapest first
Best time to book a flight from Boston to Ireland
Have a flexible travel schedule? Discover the best time to fly to Ireland from Boston with our price prediction graph.
BOS-DUB
BOS-SNN
BOS-ORK
BOS-KIR
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 Boston to Ireland
BOS-IE0
BOS-DUB
BOS-SNN
BOS-ORK
BOS-KIR
What is the cheapest month to book a flight from Boston to Ireland?
Currently, January is the cheapest month in which you can book a flight from Boston to Ireland (average of $427). Flying from Boston to Ireland in June is currently the most expensive (average of $774). 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 BOS to IE?
Find hourly flight availability from Boston 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 August 10, 2026.
When flying from Boston to Ireland, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Weekly flight availability from Boston to Ireland
Explore weekly flight availability from Boston 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 August 10, 2026.
The most flights from BOS to IE0 are scheduled on a Monday (15 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (15 on average).
How often are flights from Boston to Ireland delayed?
About 8% of weekly flights between Boston and Ireland have experienced delays in the past year, with the average delay time being 152 minutes.
What is the most punctual flight time for Boston to Ireland flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night 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 Friday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Boston to Ireland flights?
Over the last year, Aer Lingus have had the lowest number of delays on this route, with just 6% of flights being delayed.
How far ahead should I book a flight from Boston to Ireland?
To ensure you get the cheapest price possible for a flight from Boston to Ireland, you should look to book at least 56 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
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 August 10, 2026.
See what other customers who have flown with KLM,Delta, andAir France from Boston 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
7.2
Food
7.3
Boarding
7.8
Comfort
7.7
Crew
8.4
Overall
7.8
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Entertainment
7.2
Food
7.3
Boarding
7.8
Comfort
7.7
Crew
8.4
Overall
7.8
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Entertainment
7.2
Food
7.3
Boarding
7.8
Comfort
7.7
Crew
8.4
Overall
7.8
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Entertainment
7.2
Food
7.3
Boarding
7.8
Comfort
7.7
Crew
8.4
Overall
7.8
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Entertainment
7.2
Food
7.3
Boarding
7.8
Comfort
7.7
Crew
8.4
Overall
7.8
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Entertainment
7.2
Food
7.3
Boarding
7.8
Comfort
7.7
Crew
8.4
Overall
7.8
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Related info for your journey
Find useful and relevant information for your journey from Boston to Ireland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Boston 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 Boston to Ireland by cabin class
Find flights from Boston to Ireland, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Boston and Ireland flights
Browse other Boston and Ireland flight options. Last updated on August 10, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Boston to Ireland flights
Consider these flights traveling from Boston to Ireland.
Fly to Ireland regions
Consider these flights traveling to Ireland regions.
Top 10 airlines flying from Boston to Ireland
Discover the top 10 airlines that operate flights from Boston 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 August 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$308 | Average$476 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$312 | Average$493 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$330 | Average$540 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$338 | Average$700 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$348 | Average$575 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$349 | Average$662 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$350 | Average$443 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$350 | Average$671 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$351 | Average$722 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$361 | Average$904 | FlexibilityNo cancel fee | On-time62% |