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Flights to Washington

€453 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 7/5. 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
7 May
DUB
11h 40m
1 stop
SEA
18 May
SEA
13h 35m
1 stop
DUB
€453
Icelandair
5 May
DUB
11h 40m
1 stop
SEA
9 May
SEA
11h 25m
1 stop
DUB
€460
Icelandair
3 Jun
DUB
16h 25m
1 stop
SEA
8 Jun
SEA
27h 40m
1 stop
DUB
€461
Icelandair
22 Sept
DUB
14h 25m
1 stop
SEA
20 Oct
SEA
11h 25m
1 stop
DUB
€462
Icelandair
27 May
DUB
31h 30m
1 stop
SEA
3 Jun
SEA
13h 35m
1 stop
DUB
€464
Icelandair
29 Apr
DUB
16h 25m
1 stop
SEA
13 May
SEA
32h 05m
1 stop
DUB
€478
Icelandair
6 May
DUB
13h 40m
1 stop
SEA
18 May
SEA
13h 35m
1 stop
DUB
€479
Icelandair
8 May
DUB
13h 40m
1 stop
SEA
23 May
SEA
29h 50m
1 stop
DUB
€480
Icelandair
4 May
DUB
11h 40m
1 stop
SEA
18 May
SEA
13h 35m
1 stop
DUB
€481
Icelandair
7 May
DUB
14h 25m
1 stop
SEA
18 May
SEA
13h 35m
1 stop
DUB
€482
Icelandair
3 Jun
DUB
13h 40m
1 stop
SEA
10 Jun
SEA
27h 40m
1 stop
DUB
€482
Icelandair
5 May
DUB
11h 40m
1 stop
SEA
18 May
SEA
13h 35m
1 stop
DUB
€483

Flights to Spokane

Search all flight deals to Spokane
Multiple Airlines
24 May
DUB
13h 53m
1 stop
GEG
31 May
GEG
14h 16m
1 stop
DUB
€757
Iberia
25 May
DUB
16h 03m
1 stop
GEG
1 Jun
GEG
20h 04m
1 stop
DUB
€954
United Airlines
5 May
DUB
43h 26m
2 stops
GEG
19 May
GEG
19h 30m
2 stops
DUB
€961
United Airlines
5 May
DUB
43h 26m
2 stops
GEG
19 May
GEG
19h 30m
2 stops
DUB
€961
Delta
24 May
DUB
20h 48m
2 stops
GEG
31 May
GEG
26h 05m
1 stop
DUB
€964
KLM
24 May
DUB
19h 02m
2 stops
GEG
31 May
GEG
17h 31m
2 stops
DUB
€965
Delta
5 May
DUB
23h 10m
2 stops
GEG
19 May
GEG
17h 06m
1 stop
DUB
€966
Delta
5 May
DUB
18h 02m
2 stops
GEG
19 May
GEG
17h 06m
1 stop
DUB
€967
Delta
5 May
DUB
21h 02m
2 stops
GEG
19 May
GEG
17h 06m
1 stop
DUB
€967
Multiple Airlines
25 May
DUB
20h 13m
2 stops
GEG
1 Jun
GEG
20h 04m
1 stop
DUB
€968
Delta
5 May
DUB
19h 05m
1 stop
GEG
19 May
GEG
19h 05m
2 stops
DUB
€973
United Airlines
27 May
DUB
22h 31m
2 stops
GEG
3 Jun
GEG
21h 10m
2 stops
DUB
€973

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 - 17:55
DUB
-
SEA
11h 40m
1 stop
Icelandair Logo
15:40 - 13:15
SEA
-
DUB
13h 35m
1 stop
€453Icelandair
Thu, 7 May - Mon, 18 May
Icelandair Logo
14:15 - 17:55
DUB
-
SEA
11h 40m
1 stop
Icelandair Logo
15:40 - 11:05
SEA
-
DUB
11h 25m
1 stop
€460Icelandair
Tue, 5 May - Sat, 9 May
KLM Logo
17:10 - 11:42
ORK
-
SEA
26h 32m
1 stop
KLM Logo
17:45 - 22:35
SEA
-
ORK
20h 50m
1 stop
€535KLM
Tue, 26 May - Tue, 2 Jun
KLM Logo
13:05 - 20:10
SNN
-
SEA
15h 05m
1 stop
KLM Logo
22:35 - 11:10
SEA
-
SNN
28h 35m
1 stop
€538KLM
Thu, 28 May - Thu, 4 Jun
JetBlue Logo
10:40 - 13:10
DUB
-
PDX
34h 30m
1 stop
JetBlue Logo
14:30 - 08:20
PDX
-
DUB
33h 50m
1 stop
€567JetBlue
Wed, 3 Jun - Tue, 9 Jun
JetBlue Logo
10:40 - 13:10
DUB
-
PDX
34h 30m
1 stop
JetBlue Logo
14:30 - 08:20
PDX
-
DUB
33h 50m
1 stop
€578JetBlue
Fri, 22 May - Sun, 7 Jun
British Airways Logo
07:10 - 22:38
ORK
-
SEA
23h 28m
2 stops
British Airways Logo
23:12 - 10:45
SEA
-
ORK
51h 33m
2 stops
€651British Airways
Wed, 6 May - Sun, 10 May
Aer Lingus Logo
21:15 - 17:10
SNN
-
SEA
51h 55m
2 stops
Aer Lingus Logo
07:10 - 20:35
SEA
-
SNN
29h 25m
2 stops
€776Aer Lingus
Mon, 27 Apr - Mon, 4 May
Aer Lingus Logo
21:15 - 17:10
SNN
-
SEA
51h 55m
2 stops
Aer Lingus Logo
13:30 - 20:35
SEA
-
SNN
23h 05m
1 stop
€782Aer Lingus
Mon, 27 Apr - Mon, 4 May
British Airways Logo
07:30 - 22:56
SNN
-
PDX
23h 26m
2 stops
British Airways Logo
06:22 - 11:20
PDX
-
SNN
20h 58m
2 stops
€862British Airways
Wed, 29 Apr - Sun, 3 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 14 April 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 7/5

14:15-17:55

1 stop11h 40m

Seattle/Tacoma Intl

Mon 18/5

15:40-13:15

1 stop13h 35m

€453
Fastest return journey

DublinSeattle

DUB - SEA

DUBSEA

Dublin

Tue 5/5

14:15-17:55

1 stop11h 40m

Seattle/Tacoma Intl

Sat 9/5

15:40-11:05

1 stop11h 25m

€460

CorkSeattle

ORK - SEA

ORKSEA

Cork

Tue 26/5

17:10-11:42

1 stop26h 32m

Seattle/Tacoma Intl

Tue 2/6

17:45-22:35

1 stop20h 50m

€535

ShannonSeattle

SNN - SEA

SNNSEA

Shannon

Thu 28/5

13:05-20:10

1 stop15h 05m

Seattle/Tacoma Intl

Thu 4/6

22:35-11:10

1 stop28h 35m

€538

DublinPortland

DUB - PDX

DUBPDX

Dublin

Wed 3/6

10:40-13:10

1 stop34h 30m

Portland

Tue 9/6

14:30-08:20

1 stop33h 50m

€567

DublinPortland

DUB - PDX

DUBPDX

Dublin

Fri 22/5

10:40-13:10

1 stop34h 30m

Portland

Sun 7/6

14:30-08:20

1 stop33h 50m

€578

CorkSeattle

ORK - SEA

ORKSEA

Cork

Wed 6/5

07:10-22:38

2 stops23h 28m

Seattle/Tacoma Intl

Sun 10/5

23:12-10:45

2 stops51h 33m

€651

ShannonSeattle

SNN - SEA

SNNSEA

Shannon

Mon 27/4

21:15-17:10

2 stops51h 55m

Seattle/Tacoma Intl

Mon 4/5

07:10-20:35

2 stops29h 25m

€776

ShannonSeattle

SNN - SEA

SNNSEA

Shannon

Mon 27/4

21:15-17:10

2 stops51h 55m

Seattle/Tacoma Intl

Mon 4/5

13:30-20:35

1 stop23h 05m

€782

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Wed 29/4

07:30-22:56

2 stops23h 26m

Portland

Sun 3/5

06:22-11:20

2 stops20h 58m

€862

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 flight I can find to State of Washington?

The average flight to State of Washington costs €504/per person and the cheapest flight to State of Washington is €114/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.

See prices from:

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 Wednesday when prices can be found for as low as €657. 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 €831.

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

€323

Best Round-Trip Price

€453

Fastest flight time

19h 44m
The best one-way flight price to Washington from Ireland in the last 72 hours is €323 (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 €453 (Dublin to Seattle/Tacoma Intl).
Search Deals
The fastest flight to Washington from Ireland takes 19h 44m (Dublin to Spokane).
Search Deals

Frequently asked questions about flying to Washington

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.

How much are flights to State of Washington?

Flights to State of Washington can be found for as cheap as €515 per ticket. However our users tend to find airfares to State of Washington for around €1,072 on average. If you’re looking to find a good deal on your flight to State of Washington, then you should consider booking if you find anything for €515 or less.

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 Wednesday. Flying out on a Wednesday, as well as a Sunday, 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 April 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 €453
Shannon to Seattle flightsfrom €538
Dublin to Portland flightsfrom €567
Cork to Seattle flightsfrom €651
Shannon to Portland flightsfrom €651
Cork to Portland flightsfrom €804
Dublin to Spokane flightsfrom €961
Milltown (Kerry) to Portland flightsfrom €1,269