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Find cheap flights from Washington to Ireland from $237

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 7/10. 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
Thu 7/11
Thu 7/18

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In the last 7 days travelers have searched 42,898,604 times on KAYAK, and here is why:

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Good to know

Low season

January

High season

June

Cheapest flight

$237
Best time to beat the crowds with an average 20% drop in price.
Most popular time to fly with an average 34% increase in price.
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

11/11Mon
1 stopUnited Airlines
15h 48mSEA-DUB
11/20Wed
2 stopsUnited Airlines
39h 03mDUB-SEA
$383
11/11Mon
2 stopsUnited Airlines
18h 43mSEA-DUB
11/20Wed
2 stopsUnited Airlines
43h 10mDUB-SEA
$387
10/26Sat
1 stopAir Canada
24h 00mSEA-DUB
11/13Wed
2 stopsAir Canada
20h 14mDUB-SEA
$390
11/11Mon
nonstopAer Lingus
9h 15mSEA-DUB
11/20Wed
nonstopAer Lingus
9h 45mDUB-SEA
$394
11/12Tue
2 stopsAir Canada
17h 20mSEA-DUB
11/25Mon
2 stopsAir Canada
32h 16mDUB-SEA
$396
11/12Tue
1 stopIcelandair
11h 40mPDX-DUB
11/27Wed
1 stopIcelandair
13h 20mDUB-PDX
$400
11/11Mon
2 stops
23h 11mSEA-DUB
11/20Wed
1 stop
20h 08mDUB-SEA
$401
11/12Tue
2 stops
17h 10mPDX-DUB
11/27Wed
2 stops
33h 01mDUB-PDX
$401
11/11Mon
1 stopIcelandair
11h 40mPDX-DUB
11/18Mon
1 stopIcelandair
12h 35mDUB-PDX
$424
11/4Mon
nonstopAer Lingus
9h 10mSEA-DUB
11/20Wed
nonstopAer Lingus
9h 45mDUB-SEA
$427

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Recent one-way flight deals

7/10Wed
2 stops
55h 20mSEA-DUB
$237
7/12Fri
2 stops
55h 20mSEA-DUB
$244
7/10Wed
3 stops
51h 40mSEA-DUB
$260
7/10Wed
1 stopIcelandair
10h 55mSEA-DUB
$261
7/22Mon
1 stopIcelandair
28h 05mSEA-DUB
$262
6/25Tue
1 stopWestJet
13h 05mSEA-DUB
$364
7/9Tue
2 stopsWestJet
43h 00mSEA-DUB
$380
7/8Mon
nonstopAer Lingus
9h 00mSEA-DUB
$410
7/8Mon
nonstopAer Lingus
9h 00mSEA-DUB
$433
9/8Sun
1 stopFinnair
19h 45mSEA-DUB
$443

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Last minute flights from Washington to Ireland

Last minute flight, train and bus deals

6/15Sat
multi-stopWestJet
19h 55mSEA-DUB
6/18Tue
multi-stopWestJet
15h 26mDUB-SEA
$858
6/14Fri
multi-stop
18h 15mSEA-DUB
6/18Tue
multi-stop
15h 26mDUB-SEA
$943
6/15Sat
multi-stopIcelandair
32h 10mSEA-DUB
6/20Thu
multi-stopIcelandair
31h 05mDUB-SEA
$1,011
6/15Sat
multi-stopIcelandair
28h 05mSEA-DUB
7/17Wed
multi-stopIcelandair
31h 05mDUB-SEA
$1,031
6/13Thu
multi-stopSWISS
45h 17mPDX-DUB
6/28Fri
multi-stopSWISS
32h 00mDUB-PDX
$1,168
6/12Wed
multi-stopUnited Airlines
25h 30mPDX-DUB
6/28Fri
multi-stopUnited Airlines
39h 50mDUB-PDX
$1,180
6/15Sat
multi-stopUnited Airlines
18h 20mPDX-DUB
6/27Thu
multi-stopUnited Airlines
20h 31mDUB-PDX
$1,241
6/16Sun
multi-stopDelta
18h 25mPDX-ORK
6/28Fri
multi-stopDelta
13h 45mORK-PDX
$1,336
6/15Sat
multi-stopSWISS
20h 50mSEA-DUB
6/22Sat
multi-stopSWISS
17h 46mDUB-SEA
$1,476
6/15Sat
multi-stopDelta
26h 05mSEA-DUB
8/2Fri
multi-stopDelta
19h 20mDUB-SEA
$1,544

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Flights to Ireland

Return flight deals:

Ireland - Washington

Cabin classes:

$4,386
$8,348
$436