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Flights to Washington

€338 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 14/4. 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
Multiple Airlines
14 Apr
DUB
18h 06m
1 stop
SEA
21 Apr
SEA
12h 05m
1 stop
DUB
€338
Multiple Airlines
14 Apr
DUB
18h 06m
1 stop
SEA
24 Apr
SEA
20h 15m
1 stop
DUB
€339
Multiple Airlines
15 Apr
DUB
18h 06m
1 stop
SEA
22 Apr
SEA
14h 30m
1 stop
DUB
€340
Multiple Airlines
15 May
DUB
21h 08m
1 stop
SEA
8 Jun
SEA
14h 20m
1 stop
DUB
€343
Multiple Airlines
13 May
DUB
21h 08m
1 stop
SEA
6 Jun
SEA
12h 05m
1 stop
DUB
€344
Finnair
18 May
DUB
23h 06m
1 stop
SEA
28 May
SEA
14h 04m
1 stop
DUB
€345
Finnair
17 Apr
DUB
18h 06m
1 stop
SEA
26 Apr
SEA
18h 36m
1 stop
DUB
€346
Finnair
9 Apr
DUB
18h 06m
1 stop
SEA
16 Apr
SEA
18h 36m
1 stop
DUB
€354
Finnair
9 Apr
DUB
18h 06m
1 stop
SEA
16 Apr
SEA
18h 36m
1 stop
DUB
€355
Icelandair
9 Apr
DUB
11h 40m
1 stop
SEA
13 Apr
SEA
13h 35m
1 stop
DUB
€410
Multiple Airlines
12 Apr
DUB
23h 05m
1 stop
SEA
19 Apr
SEA
18h 36m
1 stop
DUB
€436
Aer Lingus
13 Mar
DUB
9h 50m
SEA
29 Mar
SEA
9h 05m
DUB
€456

Flights to Spokane

Search all flight deals to Spokane
Multiple Airlines
8 May
DUB
52h 01m
2 stops
GEG
18 May
GEG
23h 30m
1 stop
DUB
€832
Multiple Airlines
6 May
DUB
18h 51m
2 stops
GEG
17 May
GEG
23h 30m
1 stop
DUB
€840
Icelandair
12 May
DUB
15h 16m
2 stops
GEG
28 May
GEG
14h 29m
2 stops
DUB
€868
Multiple Airlines
8 May
DUB
29h 38m
2 stops
GEG
17 May
GEG
23h 30m
1 stop
DUB
€868
Lufthansa
5 May
DUB
20h 26m
2 stops
GEG
19 May
GEG
25h 50m
2 stops
DUB
€869
Delta
14 Apr
DUB
23h 07m
2 stops
GEG
24 Apr
GEG
26h 05m
1 stop
DUB
€874
Delta
5 May
DUB
17h 52m
2 stops
GEG
19 May
GEG
20h 15m
2 stops
DUB
€875
Multiple Airlines
6 May
DUB
18h 51m
2 stops
GEG
16 May
GEG
23h 30m
1 stop
DUB
€878
United Airlines
14 Apr
DUB
17h 01m
2 stops
GEG
24 Apr
GEG
16h 30m
2 stops
DUB
€880
United Airlines
5 May
DUB
19h 26m
2 stops
GEG
19 May
GEG
18h 35m
1 stop
DUB
€881
KLM
14 Apr
DUB
18h 31m
1 stop
GEG
24 Apr
GEG
33h 45m
1 stop
DUB
€883
United Airlines
5 May
DUB
15h 01m
1 stop
GEG
19 May
GEG
18h 35m
1 stop
DUB
€884

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.
Multiple Airlines Logo
09:30 - 19:36
DUB
-
SEA
18h 06m
1 stop
Multiple Airlines Logo
13:35 - 09:40
SEA
-
DUB
12h 05m
1 stop
€338Multiple Airlines
Tue, 14 Apr - Tue, 21 Apr
Multiple Airlines Logo
09:30 - 19:36
DUB
-
SEA
18h 06m
1 stop
Multiple Airlines Logo
13:35 - 17:50
SEA
-
DUB
20h 15m
1 stop
€339Multiple Airlines
Tue, 14 Apr - Fri, 24 Apr
Finnair Logo
09:30 - 00:36
DUB
-
SEA
23h 06m
1 stop
Finnair Logo
13:46 - 11:50
SEA
-
DUB
14h 04m
1 stop
€345Finnair
Mon, 18 May - Thu, 28 May
Finnair Logo
09:30 - 19:36
DUB
-
SEA
18h 06m
1 stop
Finnair Logo
07:09 - 09:45
SEA
-
DUB
18h 36m
1 stop
€346Finnair
Fri, 17 Apr - Sun, 26 Apr
Icelandair Logo
14:15 - 17:55
DUB
-
SEA
11h 40m
1 stop
Icelandair Logo
15:40 - 13:15
SEA
-
DUB
13h 35m
1 stop
€411Icelandair
Thu, 9 Apr - Mon, 13 Apr
KLM Logo
17:10 - 16:30
ORK
-
SEA
31h 20m
1 stop
KLM Logo
17:35 - 10:20
SEA
-
ORK
32h 45m
1 stop
€485KLM
Thu, 9 Apr - Thu, 16 Apr
Delta Logo
10:50 - 16:30
ORK
-
SEA
13h 40m
1 stop
Delta Logo
07:15 - 10:20
SEA
-
ORK
19h 05m
2 stops
€486Delta
Thu, 9 Apr - Thu, 16 Apr
Delta Logo
10:50 - 16:30
ORK
-
SEA
13h 40m
1 stop
Delta Logo
07:15 - 10:20
SEA
-
ORK
19h 05m
2 stops
€487Delta
Thu, 9 Apr - Thu, 16 Apr
KLM Logo
15:10 - 11:15
ORK
-
SEA
28h 05m
1 stop
KLM Logo
10:40 - 10:20
SEA
-
ORK
15h 40m
2 stops
€505KLM
Sat, 23 May - Mon, 1 Jun
Icelandair Logo
14:15 - 21:31
DUB
-
GEG
15h 16m
2 stops
Icelandair Logo
12:36 - 11:05
GEG
-
DUB
14h 29m
2 stops
€868Icelandair
Tue, 12 May - Thu, 28 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 2 March 2026.
Use the filters below to find and compare flights to Washington that are best for you.

Fly from

Route

Depart

Return

Price

DublinSeattle

DUB - SEA

DUBSEA

Dublin

Tue 14/4

09:30-19:36

1 stop18h 06m

Seattle/Tacoma Intl

Tue 21/4

13:35-09:40

1 stop12h 05m

€338

DublinSeattle

DUB - SEA

DUBSEA

Dublin

Tue 14/4

09:30-19:36

1 stop18h 06m

Seattle/Tacoma Intl

Fri 24/4

13:35-17:50

1 stop20h 15m

€339

DublinSeattle

DUB - SEA

DUBSEA

Dublin

Mon 18/5

09:30-00:36

1 stop23h 06m

Seattle/Tacoma Intl

Thu 28/5

13:46-11:50

1 stop14h 04m

€345

DublinSeattle

DUB - SEA

DUBSEA

Dublin

Fri 17/4

09:30-19:36

1 stop18h 06m

Seattle/Tacoma Intl

Sun 26/4

07:09-09:45

1 stop18h 36m

€346

DublinSeattle

DUB - SEA

DUBSEA

Dublin

Thu 9/4

14:15-17:55

1 stop11h 40m

Seattle/Tacoma Intl

Mon 13/4

15:40-13:15

1 stop13h 35m

€410

CorkSeattle

ORK - SEA

ORKSEA

Cork

Thu 9/4

17:10-16:30

1 stop31h 20m

Seattle/Tacoma Intl

Thu 16/4

17:35-10:20

1 stop32h 45m

€485

CorkSeattle

ORK - SEA

ORKSEA

Cork

Thu 9/4

10:50-16:30

1 stop13h 40m

Seattle/Tacoma Intl

Thu 16/4

07:15-10:20

2 stops19h 05m

€486

CorkSeattle

ORK - SEA

ORKSEA

Cork

Thu 9/4

10:50-16:30

1 stop13h 40m

Seattle/Tacoma Intl

Thu 16/4

07:15-10:20

2 stops19h 05m

€487

CorkSeattle

ORK - SEA

ORKSEA

Cork

Sat 23/5

15:10-11:15

1 stop28h 05m

Seattle/Tacoma Intl

Mon 1/6

10:40-10:20

2 stops15h 40m

€505

DublinSpokane

DUB - GEG

DUBGEG

Dublin

Tue 12/5

14:15-21:31

2 stops15h 16m

Spokane

Thu 28/5

12:36-11:05

2 stops14h 29m

€868

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 €361/per person and the cheapest flight to State of Washington is €113/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 Thursday when prices can be found for as low as €634. 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 €820.

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

€288

Best Round-Trip Price

€338

Fastest flight time

17h 17m
The best one-way flight price to Washington from Ireland in the last 72 hours is €288 (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 €338 (Dublin to Seattle/Tacoma Intl).
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The fastest flight to Washington from Ireland takes 17h 17m (Shannon to Portland).
Search Deals

Frequently asked questions about flying to Washington

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

94% 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 €474 per ticket. However our users tend to find airfares to State of Washington for around €749 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 €689 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 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

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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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 €340
Cork to Seattle flightsfrom €486
Dublin to Portland flightsfrom €588
Shannon to Seattle flightsfrom €588
Dublin to Spokane flightsfrom €680
Cork to Portland flightsfrom €757
Shannon to Portland flightsfrom €782
Milltown (Kerry) to Portland flightsfrom €1,777