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Find cheap flights from Washington to Ireland from $257

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 10/13. 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
Sat 7/6
Sat 7/13

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In the last 7 days travelers have searched 43,995,393 times on KAYAK, and here is why:

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Good to know

Low season

January

High season

June

Cheapest flight

$257
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
nonstopAer Lingus
9h 10mSEA-DUB
11/20Wed
nonstopAer Lingus
9h 45mDUB-SEA
$394
11/11Mon
1 stop
15h 48mSEA-DUB
11/20Wed
1 stop
20h 08mDUB-SEA
$395
11/11Mon
1 stopAir Canada
13h 40mSEA-DUB
11/20Wed
1 stopAir Canada
20h 08mDUB-SEA
$396
11/10Sun
1 stopBritish Airways
12h 20mSEA-DUB
11/22Fri
1 stopBritish Airways
14h 05mDUB-SEA
$407
10/20Sun
1 stopKLM
14h 00mSEA-DUB
11/1Fri
1 stopKLM
18h 35mDUB-SEA
$409
11/12Tue
2 stopsUnited Airlines
17h 40mSEA-DUB
11/25Mon
1 stopUnited Airlines
16h 20mDUB-SEA
$410
11/12Tue
2 stopsUnited Airlines
23h 01mSEA-DUB
11/25Mon
2 stopsUnited Airlines
18h 39mDUB-SEA
$413
11/9Sat
2 stopsAir Canada
52h 10mSEA-DUB
11/22Fri
1 stopAir Canada
20h 08mDUB-SEA
$416
10/15Tue
1 stopBritish Airways
12h 20mSEA-DUB
10/29Tue
1 stopBritish Airways
13h 55mDUB-SEA
$441
8/6Tue
1 stopKLM
20h 28mPDX-SNN
8/20Tue
2 stopsKLM
28h 11mSNN-PDX
$503

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Recent one-way flight deals

10/13Sun
2 stops
17h 50mSEA-DUB
$257
10/9Wed
2 stops
25h 40mSEA-DUB
$258
7/30Tue
1 stopIcelandair
28h 05mSEA-DUB
$260
7/22Mon
1 stopIcelandair
32h 10mSEA-DUB
$263
10/8Tue
nonstopAer Lingus
9h 00mSEA-DUB
$354
8/22Thu
1 stopWestJet
14h 40mPDX-DUB
$356
8/24Sat
1 stopWestJet
14h 40mPDX-DUB
$363
10/13Sun
1 stopIberia
21h 40mSEA-DUB
$394
11/27Wed
nonstopAer Lingus
9h 10mSEA-DUB
$407
11/27Wed
2 stopsIberia
19h 20mSEA-DUB
$438

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Last minute flights from Washington to Ireland

Last minute flight, train and bus deals

6/11Tue
multi-stopUnited Airlines
22h 50mPDX-DUB
7/11Thu
multi-stopUnited Airlines
15h 10mDUB-PDX
$946
6/9Sun
multi-stop
37h 45mPDX-DUB
6/11Tue
multi-stop
35h 58mDUB-PDX
$994
6/9Sun
multi-stop
37h 45mPDX-DUB
6/11Tue
multi-stop
35h 23mDUB-PDX
$1,018
6/7Fri
multi-stopIcelandair
11h 15mSEA-DUB
6/10Mon
multi-stopIcelandair
31h 05mDUB-SEA
$1,090
6/6Thu
multi-stopWestJet
19h 55mSEA-DUB
6/10Mon
multi-stopWestJet
33h 26mDUB-SEA
$1,101
6/7Fri
multi-stopDelta
19h 40mGEG-DUB
6/10Mon
multi-stopDelta
56h 12mDUB-GEG
$1,115
6/6Thu
multi-stopWestJet
19h 55mSEA-DUB
6/22Sat
multi-stopWestJet
35h 21mDUB-SEA
$1,137
6/7Fri
multi-stopKLM
15h 25mGEG-DUB
6/10Mon
multi-stopKLM
19h 43mDUB-GEG
$1,177
6/8Sat
multi-stopIcelandair
32h 10mSEA-DUB
6/22Sat
multi-stopIcelandair
31h 05mDUB-SEA
$1,316
6/8Sat
multi-stopDelta
15h 35mSEA-SNN
6/21Fri
multi-stopDelta
17h 35mSNN-SEA
$1,465

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Flights to Ireland

Return flight deals:

Ireland - Washington

Cabin classes:

$4,386
$8,348
$477