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Flights to Washington

€432 Cheap flights to Washington

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight to Washington departing on 16/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Recent flights found to popular cities in Washington

Find flights to these popular cities in Washington from your nearest airport.

Flights to Seattle

Search all flight deals to Seattle
Icelandair
16 Apr
DUB
14h 25m
1 stop
SEA
29 Apr
SEA
13h 35m
1 stop
DUB
€432
Icelandair
9 Apr
DUB
11h 40m
1 stop
SEA
22 Apr
SEA
32h 05m
1 stop
DUB
€440
Icelandair
21 Apr
DUB
14h 25m
1 stop
SEA
28 Apr
SEA
11h 25m
1 stop
DUB
€442
Icelandair
15 Apr
DUB
13h 40m
1 stop
SEA
22 Apr
SEA
32h 05m
1 stop
DUB
€443
Icelandair
5 May
DUB
14h 25m
1 stop
SEA
30 May
SEA
11h 25m
1 stop
DUB
€445
Icelandair
9 Apr
DUB
11h 40m
1 stop
SEA
21 Apr
SEA
11h 25m
1 stop
DUB
€448
Icelandair
15 Apr
DUB
16h 25m
1 stop
SEA
22 Apr
SEA
32h 05m
1 stop
DUB
€451
Icelandair
4 May
DUB
11h 40m
1 stop
SEA
11 May
SEA
32h 05m
1 stop
DUB
€454
Icelandair
6 May
DUB
13h 40m
1 stop
SEA
13 May
SEA
32h 05m
1 stop
DUB
€458
Scandinavian Airlines
22 May
DUB
33h 05m
1 stop
SEA
29 May
SEA
33h 30m
1 stop
DUB
€461
Icelandair
9 Apr
DUB
11h 40m
1 stop
SEA
22 Apr
SEA
13h 35m
1 stop
DUB
€465
Scandinavian Airlines
22 May
DUB
26h 40m
1 stop
SEA
24 May
SEA
18h 25m
1 stop
DUB
€467

Flights to Spokane

Search all flight deals to Spokane
Icelandair
5 May
DUB
15h 16m
2 stops
GEG
19 May
GEG
14h 29m
2 stops
DUB
€889
Icelandair
5 May
DUB
15h 16m
2 stops
GEG
19 May
GEG
14h 29m
2 stops
DUB
€906
Delta
2 May
DUB
20h 10m
2 stops
GEG
9 May
GEG
18h 10m
2 stops
DUB
€920
KLM
5 May
DUB
18h 35m
2 stops
GEG
19 May
GEG
15h 20m
2 stops
DUB
€925
Delta
2 May
DUB
19h 05m
1 stop
GEG
9 May
GEG
18h 10m
2 stops
DUB
€929
United Airlines
5 May
DUB
15h 01m
1 stop
GEG
19 May
GEG
18h 35m
1 stop
DUB
€932
Icelandair
5 May
DUB
15h 16m
2 stops
GEG
19 May
GEG
14h 29m
2 stops
DUB
€938
KLM
5 May
DUB
15h 47m
2 stops
GEG
19 May
GEG
16h 55m
2 stops
DUB
€944
United Airlines
5 May
DUB
15h 01m
1 stop
GEG
19 May
GEG
18h 35m
1 stop
DUB
€951
Delta
5 May
DUB
18h 31m
1 stop
GEG
19 May
GEG
19h 10m
2 stops
DUB
€952
Iberia
5 May
DUB
15h 25m
1 stop
GEG
19 May
GEG
19h 45m
1 stop
DUB
€953
Delta
5 May
DUB
18h 31m
1 stop
GEG
19 May
GEG
15h 20m
2 stops
DUB
€957

Find the cheapest flights from Ireland to Washington

Recent return flight deals from Ireland to Washington

Enter your travel dates to find the best prices.
Icelandair Logo
14:15 - 20:40
DUB
-
SEA
14h 25m
1 stop
Icelandair Logo
15:40 - 13:15
SEA
-
DUB
13h 35m
1 stop
€432Icelandair
Thu, 16 Apr - Wed, 29 Apr
Icelandair Logo
14:15 - 17:55
DUB
-
SEA
11h 40m
1 stop
Icelandair Logo
19:00 - 11:05
SEA
-
DUB
32h 05m
1 stop
€440Icelandair
Thu, 9 Apr - Wed, 22 Apr
Icelandair Logo
14:15 - 20:40
DUB
-
SEA
14h 25m
1 stop
Icelandair Logo
15:40 - 11:05
SEA
-
DUB
11h 25m
1 stop
€442Icelandair
Tue, 21 Apr - Tue, 28 Apr
Icelandair Logo
12:15 - 17:55
DUB
-
SEA
13h 40m
1 stop
Icelandair Logo
19:00 - 11:05
SEA
-
DUB
32h 05m
1 stop
€443Icelandair
Wed, 15 Apr - Wed, 22 Apr
Scandinavian Airlines Logo
12:40 - 13:45
DUB
-
SEA
33h 05m
1 stop
Scandinavian Airlines Logo
15:55 - 09:25
SEA
-
DUB
33h 30m
1 stop
€461Scandinavian Airlines
Fri, 22 May - Fri, 29 May
KLM Logo
06:15 - 16:30
ORK
-
SEA
18h 15m
1 stop
KLM Logo
17:35 - 10:20
SEA
-
ORK
32h 45m
1 stop
€533KLM
Thu, 9 Apr - Thu, 16 Apr
Delta Logo
06:15 - 16:30
ORK
-
SEA
18h 15m
1 stop
Delta Logo
09:00 - 10:20
SEA
-
ORK
17h 20m
2 stops
€535Delta
Thu, 2 Apr - Mon, 6 Apr
KLM Logo
06:15 - 11:45
ORK
-
SEA
13h 30m
1 stop
KLM Logo
17:35 - 16:40
SEA
-
ORK
15h 05m
1 stop
€536KLM
Thu, 2 Apr - Sun, 5 Apr
Delta Logo
06:15 - 16:47
ORK
-
SEA
18h 32m
2 stops
Delta Logo
09:00 - 10:20
SEA
-
ORK
17h 20m
2 stops
€540Delta
Thu, 2 Apr - Mon, 6 Apr
Aer Lingus Logo
21:15 - 11:35
SNN
-
SEA
22h 20m
1 stop
Aer Lingus Logo
19:10 - 20:35
SEA
-
SNN
17h 25m
2 stops
€760Aer Lingus
Mon, 4 May - Mon, 11 May

momondo Fare Finder

 
Locate flights to Washington that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 13,528 searches and data was last updated on 22 March 2026.
Use the filters below to find and compare flights to Washington that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

DublinSeattle

DUB - SEA

DUBSEA

Dublin

Thu 16/4

14:15-20:40

1 stop14h 25m

Seattle/Tacoma Intl

Wed 29/4

15:40-13:15

1 stop13h 35m

€432

DublinSeattle

DUB - SEA

DUBSEA

Dublin

Thu 9/4

14:15-17:55

1 stop11h 40m

Seattle/Tacoma Intl

Wed 22/4

19:00-11:05

1 stop32h 05m

€440
Fastest return journey

DublinSeattle

DUB - SEA

DUBSEA

Dublin

Tue 21/4

14:15-20:40

1 stop14h 25m

Seattle/Tacoma Intl

Tue 28/4

15:40-11:05

1 stop11h 25m

€442

DublinSeattle

DUB - SEA

DUBSEA

Dublin

Wed 15/4

12:15-17:55

1 stop13h 40m

Seattle/Tacoma Intl

Wed 22/4

19:00-11:05

1 stop32h 05m

€443

DublinSeattle

DUB - SEA

DUBSEA

Dublin

Fri 22/5

12:40-13:45

1 stop33h 05m

Seattle/Tacoma Intl

Fri 29/5

15:55-09:25

1 stop33h 30m

€461

CorkSeattle

ORK - SEA

ORKSEA

Cork

Thu 9/4

06:15-16:30

1 stop18h 15m

Seattle/Tacoma Intl

Thu 16/4

17:35-10:20

1 stop32h 45m

€533

CorkSeattle

ORK - SEA

ORKSEA

Cork

Thu 2/4

06:15-16:30

1 stop18h 15m

Seattle/Tacoma Intl

Mon 6/4

09:00-10:20

2 stops17h 20m

€535

CorkSeattle

ORK - SEA

ORKSEA

Cork

Thu 2/4

06:15-11:45

1 stop13h 30m

Seattle/Tacoma Intl

Sun 5/4

17:35-16:40

1 stop15h 05m

€536

CorkSeattle

ORK - SEA

ORKSEA

Cork

Thu 2/4

06:15-16:47

2 stops18h 32m

Seattle/Tacoma Intl

Mon 6/4

09:00-10:20

2 stops17h 20m

€540

ShannonSeattle

SNN - SEA

SNNSEA

Shannon

Mon 4/5

21:15-11:35

1 stop22h 20m

Seattle/Tacoma Intl

Mon 11/5

19:10-20:35

2 stops17h 25m

€760

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Washington from

Washington flights insights and trends

Explore insights for your Washington flight to craft the best travel plan

What is the cheapest day to depart on your flight to State of Washington?

The cheapest day to depart on your flight to State of Washington is on a Thursday when prices can be found for as low as €647. This is often the case because there is less demand to fly during this day of the week. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from Ireland to State of Washington for around €837.

Cheapest flights to cities in Washington

Click on the cities below to find out when it's cheapest to fly to Washington from Ireland
Seattle
Seattle
Find flights to Seattle

Cheap Washington flight deals and tips

Summary info about Washington flight prices, duration and airlines

Best One-Way Price

€249

Best Round-Trip Price

€432

Fastest flight time

13h 45m
The best one-way flight price to Washington from Ireland in the last 72 hours is €249 (Dublin to Seattle/Tacoma Intl).
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The best round-trip flight price to Washington from Ireland in the last 72 hours is €432 (Dublin to Seattle/Tacoma Intl).
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The fastest flight to Washington from Ireland takes 13h 45m (Dublin to Seattle/Tacoma Intl).
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Frequently asked questions about flying to Washington

What is the cheapest flight I can find to State of Washington?

The average flight to State of Washington costs €157/per person and the cheapest flight to State of Washington is €76/per person. This price varies based on a multitude of factors such as departure airport, airline, time of booking and when you plan on travelling.

What is the best airport to fly into to visit Seattle?

92% of momondo users visit Seattle more often than any other city in State of Washington. When travelling to Seattle, typically the most convenient airport to fly into is Seattle Airport.

I plan on visiting Seattle Marriott Waterfront. Which airport is the quickest drive?

The closest airport to Seattle Marriott Waterfront is Seattle Airport, and would make for the quickest drive. For those interested in a secondary airport to fly into, consider looking at flights heading to Everett Airport.

What is the weather like in State of Washington?

State of Washington typically has a temperature range from 5 °C(December) to 19 °C(July). Those looking to avoid rain and/or snow while visiting State of Washington should plan their trip in July, August, or September, as these months are relatively less likely to have precipitation.

What is the best day of the week to fly to State of Washington?

If your travel plans are flexible and you’re looking to save money on flights to State of Washington, then be sure to book your departure on a Thursday. Flying out on a Thursday, as well as a Wednesday, is your best option. Departing on a Tuesday tends to be the most expensive day of the week to fly to State of Washington.

When did momondo last update prices for flights to Washington?

Prices for flights to Washington are refreshed on a daily basis.

How many operators does momondo search for flights to Washington?

The number of operators available for flights to Washington is 2 as of March 2026.

How old do you have to be to fly to Washington?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel to Washington.

What documentation or ID do you need to fly to Washington?

The travel and health documents required for your trip to Washington can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Washington. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

Why should I use momondo to find a flight deal to Washington?

It is quick and easy to find flights to Washington on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Washington that suits you.

Can I find flights to Washington with flexible booking policies on momondo?

Yes. All flights to Washington on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights to Washington?

momondo provides multiple filters to help you find the best flight to Washington. Filter by price, airline, airport, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight to Washington right now. Can momondo alert me if prices change?

Yes. momondo can track flight prices for Washington and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Washington trip

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Find better results for your trip to Washington

Popular Flights to Washington

Popular routes according to searches in the past day on momondo
Dublin to Seattle flightsfrom €455
Cork to Seattle flightsfrom €533
Dublin to Portland flightsfrom €623
Shannon to Seattle flightsfrom €644
Cork to Portland flightsfrom €824
Shannon to Portland flightsfrom €842
Dublin to Spokane flightsfrom €920
Milltown (Kerry) to Portland flightsfrom €1,814