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Find cheap flights from Washington to Ireland from $262

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Washington to Ireland departing on 7/16. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Mon 5/27
Mon 6/3

Search hundreds of travel sites at once for deals on flights to Ireland

In the last 7 days travelers have searched 43,623,357 times on KAYAK, and here is why:

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Good to know

Low season

January

High season

September

Cheapest flight

$262
Best time to beat the crowds with an average 13% drop in price.
Most popular time to fly and prices are also 4% lower on average.
Flight from Seattle to Dublin

FAQs for booking flights from Washington to Ireland

  • How does KAYAK find such low prices on flights from Washington to Ireland?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to Ireland.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Ireland?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Ireland from Washington is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Washington to Ireland?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Ireland with an airline and back to Washington with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to Ireland?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Ireland from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Book cheap flights from Washington to Ireland

Recent round-trip flight deals

5/15Wed
1 stopDelta
20h 45mSEA-DUB
5/21Tue
1 stopDelta
20h 18mDUB-SEA
$562
5/14Tue
1 stopDelta
26h 05mSEA-DUB
5/21Tue
1 stopDelta
13h 05mDUB-SEA
$567
5/15Wed
2 stopsSWISS
19h 10mSEA-DUB
5/21Tue
2 stopsSWISS
34h 49mDUB-SEA
$607
9/5Thu
1 stopUnited Airlines
16h 30mSEA-SNN
9/17Tue
1 stopUnited Airlines
17h 22mSNN-SEA
$613
5/25Sat
2 stopsLufthansa
33h 05mSEA-DUB
6/4Tue
2 stopsLufthansa
34h 37mDUB-SEA
$615
9/5Thu
2 stopsUnited Airlines
14h 37mSEA-SNN
9/17Tue
2 stopsUnited Airlines
18h 44mSNN-SEA
$618
5/1Wed
1 stopIcelandair
11h 15mSEA-DUB
5/15Wed
1 stopIcelandair
13h 45mDUB-SEA
$620
5/25Sat
2 stopsLufthansa
33h 05mSEA-DUB
6/4Tue
1 stopLufthansa
14h 19mDUB-SEA
$629
6/5Wed
2 stopsSWISS
20h 50mSEA-DUB
6/12Wed
2 stopsSWISS
31h 42mDUB-SEA
$638
5/9Thu
1 stopIcelandair
32h 10mSEA-DUB
5/15Wed
1 stopIcelandair
13h 45mDUB-SEA
$639

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Recent one-way flight deals

7/16Tue
1 stopIcelandair
10h 55mSEA-DUB
$262
5/27Mon
2 stops
30h 45mSEA-DUB
$295
7/16Tue
3 stopsWestJet
29h 40mSEA-DUB
$393
5/27Mon
1 stopWestJet
19h 55mSEA-DUB
$396
5/21Tue
1 stopDelta
17h 35mSEA-DUB
$499
9/1Sun
2 stopsUnited Airlines
18h 45mSEA-DUB
$500
5/19Sun
2 stopsSWISS
27h 10mSEA-DUB
$501
9/8Sun
3 stopsUnited Airlines
32h 52mSEA-DUB
$506
5/20Mon
2 stopsSWISS
19h 10mSEA-DUB
$512
6/27Thu
1 stopDelta
19h 20mSEA-DUB
$577

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Last minute flights from Washington to Ireland

Last minute flight, train and bus deals

5/1Wed
multi-stopIcelandair
11h 15mSEA-DUB
5/15Wed
multi-stopIcelandair
13h 45mDUB-SEA
$620
4/29Mon
multi-stopIcelandair
11h 15mSEA-DUB
5/18Sat
multi-stopIcelandair
13h 25mDUB-SEA
$696
5/1Wed
multi-stop
21h 11mSEA-DUB
5/6Mon
multi-stop
30h 38mDUB-SEA
$710
4/28Sun
multi-stopTurkish Airlines
37h 15mSEA-DUB
5/9Thu
multi-stopTurkish Airlines
35h 05mDUB-SEA
$720
5/2Thu
multi-stopTurkish Airlines
37h 15mSEA-DUB
5/13Mon
multi-stopTurkish Airlines
31h 50mDUB-SEA
$749
5/2Thu
multi-stop
28h 25mSEA-DUB
5/5Sun
multi-stop
30h 38mDUB-SEA
$769
4/28Sun
multi-stopAmerican Airlines
15h 55mSEA-DUB
5/9Thu
multi-stopAmerican Airlines
19h 20mDUB-SEA
$816
5/1Wed
multi-stopSWISS
20h 50mSEA-DUB
5/7Tue
multi-stopSWISS
34h 49mDUB-SEA
$839
4/28Sun
multi-stopAmerican Airlines
15h 55mSEA-DUB
5/5Sun
multi-stopAmerican Airlines
18h 25mDUB-SEA
$866
4/29Mon
multi-stopSWISS
20h 50mSEA-DUB
5/27Mon
multi-stopSWISS
31h 42mDUB-SEA
$881

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Flights to Ireland

Return flight deals:

Ireland - Washington

Cabin classes:

$3,293
$987
$528