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Flights to Washington

€517 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 11/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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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
Scandinavian Airlines
11 Sept
DUB
26h 40m
1 stop
SEA
19 Sept
SEA
18h 25m
1 stop
DUB
€517
JetBlue
15 Sept
DUB
19h 58m
1 stop
SEA
6 Oct
SEA
24h 25m
1 stop
DUB
€523
Scandinavian Airlines
19 Sept
DUB
26h 40m
1 stop
SEA
29 Sept
SEA
18h 25m
1 stop
DUB
€526
Scandinavian Airlines
11 Sept
DUB
25h 55m
2 stops
SEA
19 Sept
SEA
18h 25m
1 stop
DUB
€531
Scandinavian Airlines
19 Sept
DUB
25h 45m
2 stops
SEA
29 Sept
SEA
18h 25m
1 stop
DUB
€531
Scandinavian Airlines
19 Sept
DUB
25h 45m
2 stops
SEA
29 Sept
SEA
18h 25m
1 stop
DUB
€532
Scandinavian Airlines
26 Sept
DUB
25h 45m
2 stops
SEA
4 Oct
SEA
18h 25m
1 stop
DUB
€533
Scandinavian Airlines
19 Sept
DUB
26h 40m
1 stop
SEA
29 Sept
SEA
18h 25m
1 stop
DUB
€536
Scandinavian Airlines
11 Sept
DUB
25h 55m
2 stops
SEA
19 Sept
SEA
18h 30m
2 stops
DUB
€537
Scandinavian Airlines
28 Sept
DUB
26h 40m
1 stop
SEA
4 Oct
SEA
18h 25m
1 stop
DUB
€538
Scandinavian Airlines
19 Sept
DUB
25h 45m
2 stops
SEA
29 Sept
SEA
18h 25m
1 stop
DUB
€542
Scandinavian Airlines
26 Sept
DUB
25h 45m
2 stops
SEA
4 Oct
SEA
18h 25m
1 stop
DUB
€543

Flights to Spokane

Search all flight deals to Spokane
United Airlines
30 Sept
DUB
19h 29m
2 stops
GEG
4 Oct
GEG
18h 20m
2 stops
DUB
€970
United Airlines
30 Sept
DUB
19h 29m
2 stops
GEG
4 Oct
GEG
33h 37m
2 stops
DUB
€970
American Airlines
30 Sept
DUB
18h 09m
2 stops
GEG
4 Oct
GEG
19h 45m
1 stop
DUB
€1,015
American Airlines
30 Sept
DUB
18h 09m
2 stops
GEG
4 Oct
GEG
19h 45m
1 stop
DUB
€1,015
Delta
29 Jul
DUB
16h 05m
2 stops
GEG
12 Aug
GEG
18h 05m
2 stops
DUB
€1,027
Delta
30 Jul
DUB
16h 05m
2 stops
GEG
11 Aug
GEG
18h 05m
2 stops
DUB
€1,028
Delta
30 Jul
DUB
16h 05m
2 stops
GEG
11 Aug
GEG
18h 05m
2 stops
DUB
€1,029
Multiple Airlines
30 Jul
DUB
16h 05m
2 stops
GEG
11 Aug
GEG
36h 09m
1 stop
DUB
€1,030
KLM
30 Jul
DUB
16h 05m
2 stops
GEG
11 Aug
GEG
17h 00m
2 stops
DUB
€1,031
KLM
30 Jul
DUB
19h 00m
2 stops
GEG
11 Aug
GEG
36h 09m
1 stop
DUB
€1,032
KLM
30 Jul
DUB
16h 05m
2 stops
GEG
11 Aug
GEG
17h 00m
2 stops
DUB
€1,034
Delta
29 Jul
DUB
19h 06m
1 stop
GEG
12 Aug
GEG
18h 05m
2 stops
DUB
€1,035

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.
Scandinavian Airlines Logo
19:05 - 13:45
DUB
-
SEA
26h 40m
1 stop
Scandinavian Airlines Logo
15:55 - 18:20
SEA
-
DUB
18h 25m
1 stop
€517Scandinavian Airlines
Fri, 11 Sep - Sat, 19 Sep
JetBlue Logo
10:40 - 22:38
DUB
-
SEA
19h 58m
1 stop
JetBlue Logo
23:55 - 08:20
SEA
-
DUB
24h 25m
1 stop
€523JetBlue
Tue, 15 Sep - Tue, 6 Oct
Scandinavian Airlines Logo
19:05 - 13:45
DUB
-
SEA
26h 40m
1 stop
Scandinavian Airlines Logo
15:55 - 18:20
SEA
-
DUB
18h 25m
1 stop
€526Scandinavian Airlines
Sat, 19 Sep - Tue, 29 Sep
Icelandair Logo
11:30 - 17:00
DUB
-
PDX
13h 30m
1 stop
Icelandair Logo
14:45 - 10:15
PDX
-
DUB
11h 30m
1 stop
€684Icelandair
Sun, 1 Nov - Sat, 14 Nov
Multiple Airlines Logo
16:50 - 11:45
SNN
-
SEA
26h 55m
2 stops
Multiple Airlines Logo
15:40 - 20:50
SEA
-
SNN
21h 10m
2 stops
€686Multiple Airlines
Thu, 23 Jul - Thu, 30 Jul
Icelandair Logo
11:30 - 17:00
DUB
-
PDX
13h 30m
1 stop
Icelandair Logo
14:45 - 10:15
PDX
-
DUB
11h 30m
1 stop
€688Icelandair
Sun, 1 Nov - Sat, 14 Nov
British Airways Logo
07:50 - 16:55
SNN
-
SEA
17h 05m
1 stop
British Airways Logo
15:40 - 16:45
SEA
-
SNN
17h 05m
2 stops
€719British Airways
Thu, 19 Nov - Mon, 23 Nov
British Airways Logo
07:50 - 23:18
SNN
-
SEA
23h 28m
2 stops
British Airways Logo
14:46 - 16:45
SEA
-
SNN
17h 59m
2 stops
€724British Airways
Thu, 19 Nov - Mon, 23 Nov
Aer Lingus Logo
07:10 - 17:10
ORK
-
SEA
18h 00m
2 stops
Aer Lingus Logo
19:10 - 23:50
SEA
-
ORK
20h 40m
2 stops
€777Aer Lingus
Sun, 26 Jul - Sun, 2 Aug
Multiple Airlines Logo
07:30 - 17:10
SNN
-
SEA
17h 40m
2 stops
Multiple Airlines Logo
21:45 - 09:30
SEA
-
SNN
27h 45m
1 stop
€800Multiple Airlines
Wed, 5 Aug - Mon, 31 Aug

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 13 June 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

Fri 11/9

19:05-13:45

1 stop26h 40m

Seattle/Tacoma Intl

Sat 19/9

15:55-18:20

1 stop18h 25m

€517

DublinSeattle

DUB - SEA

DUBSEA

Dublin

Tue 15/9

10:40-22:38

1 stop19h 58m

Seattle/Tacoma Intl

Tue 6/10

23:55-08:20

1 stop24h 25m

€523

DublinSeattle

DUB - SEA

DUBSEA

Dublin

Sat 19/9

19:05-13:45

1 stop26h 40m

Seattle/Tacoma Intl

Tue 29/9

15:55-18:20

1 stop18h 25m

€526
Fastest return journey

DublinPortland

DUB - PDX

DUBPDX

Dublin

Sun 1/11

11:30-17:00

1 stop13h 30m

Portland

Sat 14/11

14:45-10:15

1 stop11h 30m

€684

ShannonSeattle

SNN - SEA

SNNSEA

Shannon

Thu 23/7

16:50-11:45

2 stops26h 55m

Seattle/Tacoma Intl

Thu 30/7

15:40-20:50

2 stops21h 10m

€686

DublinPortland

DUB - PDX

DUBPDX

Dublin

Sun 1/11

11:30-17:00

1 stop13h 30m

Portland

Sat 14/11

14:45-10:15

1 stop11h 30m

€688

ShannonSeattle

SNN - SEA

SNNSEA

Shannon

Thu 19/11

07:50-16:55

1 stop17h 05m

Seattle/Tacoma Intl

Mon 23/11

15:40-16:45

2 stops17h 05m

€719

ShannonSeattle

SNN - SEA

SNNSEA

Shannon

Thu 19/11

07:50-23:18

2 stops23h 28m

Seattle/Tacoma Intl

Mon 23/11

14:46-16:45

2 stops17h 59m

€724

CorkSeattle

ORK - SEA

ORKSEA

Cork

Sun 26/7

07:10-17:10

2 stops18h 00m

Seattle/Tacoma Intl

Sun 2/8

19:10-23:50

2 stops20h 40m

€777

ShannonSeattle

SNN - SEA

SNNSEA

Shannon

Wed 5/8

07:30-17:10

2 stops17h 40m

Seattle/Tacoma Intl

Mon 31/8

21:45-09:30

1 stop27h 45m

€800

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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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 €432/per person and the cheapest flight to State of Washington is €115/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 Sunday when prices can be found for as low as €703. 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 €827.

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

€322

Best Round-Trip Price

€517

Fastest flight time

17h 34m
The best one-way flight price to Washington from Ireland in the last 5 days is €322 (Dublin to Seattle/Tacoma Intl).
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The best round-trip flight price to Washington from Ireland in the last 5 days is €517 (Dublin to Seattle/Tacoma Intl).
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The fastest flight to Washington from Ireland takes 17h 34m (Dublin to Seattle/Tacoma Intl).
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Frequently asked questions about flying to Washington

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

97% 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 €605 per ticket. However our users tend to find airfares to State of Washington for around €678 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 €606 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 Sunday. Flying out on a Sunday, as well as a Monday, 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 June 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 €512
Dublin to Portland flightsfrom €562
Shannon to Seattle flightsfrom €735
Cork to Portland flightsfrom €743
Cork to Seattle flightsfrom €777
Shannon to Portland flightsfrom €842
Dublin to Spokane flightsfrom €970
Milltown (Kerry) to Portland flightsfrom €1,284