$255+ Cheap flights from Washington, D.C. (WAS) to Ireland
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/2. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — DUB
Oct 31 — Nov 71
Round-trip
1 adult, Economy
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Find cheap flights from Washington, D.C. to Ireland with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Washington, D.C. to Ireland
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Cheapest flights from Washington, D.C. to IrelandExplore the most affordable flight options available from Washington, D.C. to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 1, 2026.
Explore the most affordable flight options available from Washington, D.C. to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 1, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/27. 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 12/37:40 pm -
1 stop9h 35m
Tue 12/811:30 am -
1 stop12h 10m
Deal found 9/27![Icelandair logo]()
$499
This Kiwi.com deal was found by Cheapflights users on 9/28. 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 11/125:50 pm -
1 stop16h 10m
Mon 11/165:45 am -
1 stop15h 35m
Deal found 9/28![Multiple Airlines logo]()
$574
This Mytrip deal was found by Cheapflights users on 9/29. 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.
Wed 11/1111:05 am -
2 stops28h 20m
Sat 11/144:25 pm -
3 stops27h 59m
Deal found 9/29![Multiple Airlines logo]()
$583
This Mytrip deal was found by Cheapflights users on 9/30. 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.
Sat 11/146:00 am -
2 stops25h 45m
Sat 11/216:15 am -
2 stops20h 44m
Deal found 9/30![Multiple Airlines logo]()
$601
This Kiwi.com deal was found by Cheapflights users on 9/28. 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 11/125:50 pm -
1 stop13h 05m
Thu 11/196:15 am -
1 stop15h 05m
Deal found 9/28![Multiple Airlines logo]()
$604
This Kiwi.com deal was found by Cheapflights users on 9/30. 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 11/125:50 pm -
1 stop13h 05m
Mon 11/165:45 am -
1 stop15h 35m
Deal found 9/30![Multiple Airlines logo]()
$610
This Mytrip deal was found by Cheapflights users on 9/27. 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.
Wed 11/1111:05 am -
2 stops28h 20m
Wed 11/185:15 pm -
3 stops33h 44m
Deal found 9/27![Multiple Airlines logo]()
$611
This Gotogate deal was found by Cheapflights users on 9/30. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/147:40 pm -
1 stop9h 35m
Sat 11/2111:30 am -
1 stop12h 00m
Deal found 9/30![Icelandair logo]()
$611
This Booking.com deal was found by Cheapflights users on 9/26. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/277:40 pm -
1 stop9h 35m
Sat 12/511:30 am -
1 stop12h 10m
Deal found 9/26![Icelandair logo]()
$614
This Booking.com deal was found by Cheapflights users on 9/29. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/87:40 pm -
1 stop9h 35m
Thu 11/1211:30 am -
1 stop12h 00m
Deal found 9/29![Icelandair logo]()
$615
This Booking.com deal was found by Cheapflights users on 9/29. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/87:40 pm -
1 stop9h 35m
Thu 11/1211:30 am -
1 stop12h 10m
Deal found 9/29![Icelandair logo]()
$615
This Mytrip deal was found by Cheapflights users on 9/28. 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 11/99:55 am -
2 stops29h 00m
Sat 11/148:10 pm -
2 stops24h 45m
Deal found 9/28![Multiple Airlines logo]()
$617
Best flights from Washington, D.C. to IrelandDiscover carefully curated flight deals from Washington, D.C. to Ireland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 1, 2026.
Discover carefully curated flight deals from Washington, D.C. to Ireland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 1, 2026.
This British Airways deal was found by Cheapflights users on 9/29. 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.
Mon 11/26:55 pm -
1 stop12h 40m
Tue 11/106:00 pm -
1 stop28h 05m
Deal found 9/29![British Airways logo]()
$690
This United Airlines deal was found by Cheapflights users on 9/27. 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 11/1710:20 pm -
Nonstop7h 00m
Thu 12/312:05 pm -
Nonstop8h 20m
Deal found 9/27![United Airlines logo]()
$691
This Delta deal was found by Cheapflights users on 9/26. 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 11/412:22 pm -
1 stop14h 33m
Tue 11/105:45 am -
2 stops15h 48m
Deal found 9/26![Delta logo]()
$702
This United deal was found by Cheapflights users on 9/30. 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.
Mon 12/287:20 pm -
1 stop31h 10m
Thu 1/79:00 am -
1 stop28h 58m
Deal found 9/30![Multiple Airlines logo]()
$752
This KLM deal was found by Cheapflights users on 9/27. 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 10/296:32 pm -
1 stop10h 13m
Tue 11/35:45 am -
2 stops15h 43m
Deal found 9/27![KLM logo]()
$752
This Icelandair deal was found by Cheapflights users on 9/27. 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.
Sun 11/227:40 pm -
1 stop9h 35m
Fri 12/411:30 am -
1 stop12h 10m
Deal found 9/27![Icelandair logo]()
$805
This Orbitz deal was found by Cheapflights users on 9/28. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/289:55 am -
2 stops25h 30m
Wed 11/47:40 am -
2 stops17h 43m
Deal found 9/28![Air Canada logo]()
$937
This American Airlines deal was found by Cheapflights users on 9/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/116:55 pm -
1 stop11h 35m
Wed 11/182:00 pm -
2 stops14h 55m
Deal found 9/26![American Airlines logo]()
$939
This United Airlines deal was found by Cheapflights users on 9/28. 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 11/246:20 pm -
1 stop10h 35m
Thu 12/39:00 am -
1 stop14h 18m
Deal found 9/28![United Airlines logo]()
$692
This Delta deal was found by Cheapflights users on 9/26. 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 11/412:30 pm -
1 stop15h 15m
Tue 11/105:45 am -
2 stops16h 43m
Deal found 9/26![Delta logo]()
$702
This British Airways deal was found by Cheapflights users on 9/26. 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 11/106:55 pm -
1 stop31h 55m
Sun 11/227:25 pm -
1 stop26h 40m
Deal found 9/26![British Airways logo]()
$740
This KLM deal was found by Cheapflights users on 9/30. 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 10/286:30 pm -
2 stops14h 10m
Mon 11/98:50 am -
2 stops14h 01m
Deal found 9/30![KLM logo]()
$760
This KLM deal was found by Cheapflights users on 9/30. 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 3/185:00 pm -
1 stop12h 45m
Fri 3/2611:55 am -
1 stop14h 00m
Deal found 9/30![Multiple Airlines logo]()
$761
This United Airlines deal was found by Cheapflights users on 9/30. 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 3/226:00 pm -
1 stop9h 30m
Fri 3/268:00 am -
1 stop14h 16m
Deal found 9/30![United Airlines logo]()
$698
This Delta deal was found by Cheapflights users on 9/30. 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 11/1110:25 am -
1 stop16h 20m
Wed 11/188:50 am -
2 stops14h 01m
Deal found 9/30![Delta logo]()
$702
This United Airlines deal was found by Cheapflights users on 9/29. 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 3/68:45 pm -
1 stop29h 25m
Fri 3/129:00 am -
1 stop18h 40m
Deal found 9/29![United Airlines logo]()
$701
This Delta deal was found by Cheapflights users on 9/26. 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 11/42:59 pm -
1 stop11h 56m
Tue 11/105:45 am -
2 stops17h 06m
Deal found 9/26![Delta logo]()
$702
This Delta deal was found by Cheapflights users on 9/27. 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 11/176:33 pm -
1 stop10h 12m
Fri 12/48:50 am -
2 stops14h 08m
Deal found 9/27![Delta logo]()
$702
This United Airlines deal was found by Cheapflights users on 9/30. 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 10/2810:09 am -
1 stop18h 01m
Thu 11/510:40 am -
1 stop16h 02m
Deal found 9/30![United Airlines logo]()
$705
This American Airlines deal was found by Cheapflights users on 9/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/115:10 pm -
2 stops13h 20m
Wed 11/182:00 pm -
1 stop14h 07m
Deal found 9/26![American Airlines logo]()
$939
This Mytrip deal was found by Cheapflights users on 10/1. 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 11/157:40 pm -
2 stops19h 05m
Sun 11/227:50 am -
2 stops15h 50m
Deal found 10/1![Multiple Airlines logo]()
$886
This British Airways deal was found by Cheapflights users on 9/29. 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 10/277:55 pm -
1 stop11h 35m
Mon 11/168:05 pm -
1 stop26h 00m
Deal found 9/29![British Airways logo]()
$932
This Delta deal was found by Cheapflights users on 9/30. 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 10/288:12 am -
1 stop19h 33m
Fri 11/611:55 am -
1 stop14h 18m
Deal found 9/30![Delta logo]()
$705
This United deal was found by Cheapflights users on 9/30. 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 10/1410:35 pm -
Nonstop7h 05m
Tue 10/201:00 pm -
1 stop32h 45m
Deal found 9/30![Multiple Airlines logo]()
$887
This Air Canada deal was found by Cheapflights users on 9/27. 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.
Mon 11/235:15 pm -
2 stops13h 15m
Sun 11/298:05 pm -
2 stops48h 40m
Deal found 9/27![Air Canada logo]()
$1,084
This American Airlines deal was found by Cheapflights users on 9/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/135:10 pm -
2 stops13h 20m
Fri 11/202:00 pm -
1 stop14h 11m
Deal found 9/29![American Airlines logo]()
$989
This United Airlines deal was found by Cheapflights users on 9/28. 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 3/181:00 pm -
1 stop15h 10m
Wed 3/241:35 pm -
1 stop11h 03m
Deal found 9/28![United Airlines logo]()
$761
This British Airways deal was found by Cheapflights users on 9/29. 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 10/277:55 pm -
1 stop11h 35m
Tue 11/175:30 pm -
1 stop28h 35m
Deal found 9/29![British Airways logo]()
$932
This Delta deal was found by Cheapflights users on 9/30. 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 12/15:14 pm -
2 stops16h 16m
Wed 12/95:45 am -
2 stops15h 38m
Deal found 9/30![Delta logo]()
$706
This American Airlines deal was found by Cheapflights users on 9/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/156:55 pm -
1 stop16h 50m
Sun 11/222:00 pm -
2 stops14h 55m
Deal found 9/30![American Airlines logo]()
$990
Last-minute flights from Washington, D.C. to IrelandDiscover last-minute flight deals from Washington, D.C. to Ireland. Data last updated October 1, 2026 and is based on user searches.
Discover last-minute flight deals from Washington, D.C. to Ireland. Data last updated October 1, 2026 and is based on user searches.
This FlightHub deal was found by Cheapflights users on 9/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/510:35 pm -
1 stop30h 25m
Tue 10/136:50 pm -
1 stop25h 20m
Deal found 9/29![TAP AIR PORTUGAL logo]()
$673
This Cheapflightsfares deal was found by Cheapflights users on 9/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/198:30 pm -
1 stop11h 45m
Sat 10/3111:30 am -
1 stop12h 10m
Deal found 9/30![Icelandair logo]()
$672
This Cheapflightsfares deal was found by Cheapflights users on 9/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2210:35 pm -
1 stop20h 30m
Wed 11/44:25 am -
1 stop15h 50m
Deal found 9/30![TAP AIR PORTUGAL logo]()
$651
This United Airlines deal was found by Cheapflights users on 9/26. 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 10/247:29 pm -
1 stop32h 41m
Thu 11/59:00 am -
1 stop28h 58m
Deal found 9/26![United Airlines logo]()
$679
This Air Canada deal was found by Cheapflights users on 9/26. 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 10/2410:19 pm -
1 stop27h 51m
Thu 11/59:00 am -
2 stops36h 33m
Deal found 9/26![Air Canada logo]()
$682
This Gotogate deal was found by Cheapflights users on 9/27. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/259:55 am -
1 stop16h 15m
Mon 11/26:35 pm -
1 stop27h 25m
Deal found 9/27![Multiple Airlines logo]()
$671
This Mytrip deal was found by Cheapflights users on 9/26. 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 10/259:10 pm -
1 stop16h 35m
Tue 11/312:10 pm -
1 stop33h 50m
Deal found 9/26![SWISS logo]()
$675
This Gotogate deal was found by Cheapflights users on 9/28. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/269:10 pm -
1 stop34h 10m
Wed 11/46:35 pm -
1 stop27h 25m
Deal found 9/28![SWISS logo]()
$683
This Kiwi.com deal was found by Cheapflights users on 9/28. 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 10/289:10 pm -
1 stop16h 35m
Wed 11/46:35 pm -
1 stop27h 25m
Deal found 9/28![SWISS logo]()
$672
This Gotogate deal was found by Cheapflights users on 9/30. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/289:55 am -
1 stop16h 15m
Wed 11/412:10 pm -
1 stop33h 50m
Deal found 9/30![Multiple Airlines logo]()
$676
This Gotogate deal was found by Cheapflights users on 9/30. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/289:55 am -
1 stop16h 15m
Tue 11/312:10 pm -
1 stop33h 50m
Deal found 9/30![Multiple Airlines logo]()
$677
This United Airlines deal was found by Cheapflights users on 9/30. 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 10/285:31 pm -
1 stop10h 39m
Thu 11/59:00 am -
2 stops39h 09m
Deal found 9/30![United Airlines logo]()
$679
One-way flights from Washington, D.C. to IrelandSearch for one-way flight options from Washington, D.C. to Ireland. Find affordable one-way fares based on user searches. Data last updated October 1, 2026.
Search for one-way flight options from Washington, D.C. to Ireland. Find affordable one-way fares based on user searches. Data last updated October 1, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/26. 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 12/212:06 pm -
3 stops52h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/26![Multiple Airlines logo]()
$255
This Kiwi.com deal was found by Cheapflights users on 9/26. 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 12/510:24 pm -
2 stops54h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/26![Multiple Airlines logo]()
$265
This Kiwi.com deal was found by Cheapflights users on 9/29. 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 10/147:05 pm -
2 stops48h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/29![Multiple Airlines logo]()
$266
This Kiwi.com deal was found by Cheapflights users on 9/26. 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 12/56:08 pm -
2 stops59h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/26![Multiple Airlines logo]()
$269
This Kiwi.com deal was found by Cheapflights users on 9/27. 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 10/1111:25 am -
1 stop19h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/27![Multiple Airlines logo]()
$271
This Kiwi.com deal was found by Cheapflights users on 9/30. 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 10/208:30 pm -
2 stops15h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Multiple Airlines logo]()
$274
This Kiwi.com deal was found by Cheapflights users on 9/29. 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 10/1311:25 am -
1 stop19h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/29![Multiple Airlines logo]()
$276
This Kiwi.com deal was found by Cheapflights users on 9/29. 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 10/179:52 pm -
2 stops41h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/29![Multiple Airlines logo]()
$283
This Kiwi.com deal was found by Cheapflights users on 9/26. 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 12/26:27 am -
2 stops28h 48m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/26![Multiple Airlines logo]()
$287
This Kiwi.com deal was found by Cheapflights users on 9/30. 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 11/37:40 pm -
3 stops21h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Multiple Airlines logo]()
$291
This Kiwi.com deal was found by Cheapflights users on 9/27. 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 11/287:40 pm -
3 stops41h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/27![Multiple Airlines logo]()
$291
This Kiwi.com deal was found by Cheapflights users on 9/26. 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 10/1511:12 am -
2 stops31h 13m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/26![Multiple Airlines logo]()
$293
Find flight deals from Washington, D.C. to Ireland
Keep the following information in mind while searching for Washington, D.C. to Ireland flight deals. Data was last updated October 1, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $499 (Kiwi.com) |
One-way from | $255 (Kiwi.com) |
Popular in | June |
Cheapest in | January |
Average price | $726 |
Good round-trip deal | $782 or less |
Good one-way deal | $483 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Washington, D.C. 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 7,457,451 searches. Data last updated October 1, 2026.
Use the filters below to find and compare flights from Washington, D.C. to Ireland that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Washington, D.C.Dublin
IAD Washington, D.C. Dulles Intl - DUB Dublin
IADDUB
Washington, D.C. Dulles Intl
Sat 12/5
10:33 pm-9:00 pm
3 stops41h 27m
Dublin
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$288
Washington, D.C.Dublin
IAD Washington, D.C. Dulles Intl - DUB Dublin
IADDUB
Washington, D.C. Dulles Intl
Tue 10/20
11:25 am-11:30 am
1 stop19h 05m
Dublin
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$292
BaltimoreDublin
BWI Baltimore/Washington - DUB Dublin
BWIDUB
Baltimore/Washington
Mon 10/26
8:40 pm-8:30 pm
2 stops19h 50m
Dublin
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$307
Washington, D.C.Dublin
DCA Washington, D.C. Reagan-National - DUB Dublin
DCADUB
Washington, D.C. Reagan-National
Sun 2/28
4:00 pm-9:55 am
1 stop12h 55m
Dublin
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$329
Washington, D.C.Dublin
DCA Washington, D.C. Reagan-National - DUB Dublin
DCADUB
Washington, D.C. Reagan-National
Wed 2/17
12:59 pm-8:45 am
2 stops14h 46m
Dublin
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$329
Washington, D.C.Dublin
DCA Washington, D.C. Reagan-National - DUB Dublin
DCADUB
Washington, D.C. Reagan-National
Wed 1/27
12:59 pm-8:45 am
2 stops14h 46m
Dublin
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$329
Washington, D.C.Dublin
DCA Washington, D.C. Reagan-National - DUB Dublin
DCADUB
Washington, D.C. Reagan-National
Wed 1/27
3:30 pm-8:10 am
1 stop11h 40m
Dublin
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$329
Washington, D.C.Dublin
DCA Washington, D.C. Reagan-National - DUB Dublin
DCADUB
Washington, D.C. Reagan-National
Sun 2/28
12:59 pm-7:55 am
2 stops13h 56m
Dublin
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$329
BaltimoreDublin
BWI Baltimore/Washington - DUB Dublin
BWIDUB
Baltimore/Washington
Thu 10/15
3:04 pm-12:10 am
2 stops28h 06m
Dublin
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$342
Washington, D.C.Dublin
DCA Washington, D.C. Reagan-National - DUB Dublin
DCADUB
Washington, D.C. Reagan-National
Thu 10/22
12:50 pm-11:30 am
2 stops17h 40m
Dublin
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$360
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Washington, D.C. to Ireland
Have a flexible travel schedule? Discover the best time to fly to Ireland from Washington, D.C. with our price prediction graph.
IAD-DUB
BWI-DUB
DCA-DUB
IAD-ORK
BWI-SNN
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 Washington, D.C. to Ireland
WAS-IE0
IAD-DUB
BWI-DUB
DCA-DUB
IAD-ORK
What is the cheapest month to book a flight from Washington, D.C. to Ireland?
Currently, January is the cheapest month in which you can book a flight from Washington, D.C. to Ireland (average of $604). Flying from Washington, D.C. to Ireland in June is currently the most expensive (average of $1,075). 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 WAS to IE?
Find hourly flight availability from Washington, D.C. 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 October 1, 2026.
When flying from Washington, D.C. 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 Washington, D.C. to Ireland
Explore weekly flight availability from Washington, D.C. 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 October 1, 2026.
The most flights from WAS to IE0 are scheduled on a Monday (15 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (11 on average).
How often are flights from Washington, D.C. to Ireland delayed?
About 12% of weekly flights between Washington, D.C. and Ireland have experienced delays in the past year, with the average delay time being 181 minutes.
What is the most punctual flight time for Washington, D.C. 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 Washington, D.C. to Ireland flights?
Over the last year, Aer Lingus have had the lowest number of delays on this route, with just 8% of flights being delayed.
How far ahead should I book a flight from Washington, D.C. to Ireland?
The price you pay for your flight from Washington, D.C. to Ireland may vary depending on when you book. For the best chance of a lower fare, look to book 50 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
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 October 1, 2026.
Peruse reviews from past customers who have flown with United Airlines,Aer Lingus, andJetBlue from Washington, D.C. to Ireland to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.4
Crew
8.1
Food
6.7
Entertainment
7.1
Comfort
7.3
Boarding
7.7
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
IAD - TYS
Overall
7.4
Crew
8.1
Food
6.7
Entertainment
7.1
Comfort
7.3
Boarding
7.7
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
IAD - TYS
Overall
7.4
Crew
8.1
Food
6.7
Entertainment
7.1
Comfort
7.3
Boarding
7.7
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
IAD - TYS
Overall
7.4
Crew
8.1
Food
6.7
Entertainment
7.1
Comfort
7.3
Boarding
7.7
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
IAD - TYS
Overall
7.4
Crew
8.1
Food
6.7
Entertainment
7.1
Comfort
7.3
Boarding
7.7
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
IAD - TYS
Overall
7.4
Crew
8.1
Food
6.7
Entertainment
7.1
Comfort
7.3
Boarding
7.7
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
IAD - TYS
Related info for your journey
Find useful and relevant information for your journey from Washington, D.C. 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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Complete your trip
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Search flights from Washington, D.C. to Ireland by cabin class
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Washington, D.C. and Ireland flights
Browse other Washington, D.C. and Ireland flight options. Last updated on October 1, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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Top 10 airlines flying from Washington, D.C. to Ireland
Discover the top 10 airlines that operate flights from Washington, D.C. 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 7,457,451 searches. Data last updated October 1, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$137 | Average$1,213 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$366 | Average$627 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$391 | Average$871 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$429 | Average$792 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$445 | Average$831 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$477 | Average$771 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$518 | Average$797 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$577 | Average$606 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$588 | Average$938 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$590 | Average$877 | FlexibilityNo cancel fee | On-time76% |