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$510+ Cheap flights from Shannon (SNN) to Washington

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/26. Fares are subject to change and may not be available on all flights or dates of travel.
SNN — SEA
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Shannon to Washington

Cheapest flights from Shannon to Washington
Explore the most affordable flight options available from Shannon to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This British Airways deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/68:05 pm
SNN
-
SEA
1 stop28h 50m
British Airways
Tue 11/106:50 pm
SEA
-
SNN
1 stop13h 55m
British Airways
Deal found 1/26$658
This American Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/62:45 pm
SNN
-
SEA
2 stops31h 09m
American Airlines
Mon 11/912:59 am
SEA
-
SNN
2 stops21h 21m
American Airlines
Deal found 1/26$679
This Expedia deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/145:25 pm
SNN
-
SEA
2 stops37h 18m
Multiple Airlines
Sat 3/217:50 pm
SEA
-
SNN
1 stop16h 35m
Multiple Airlines
Deal found 1/28$868
This Mytrip deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/147:50 am
SNN
-
SEA
1 stop17h 20m
Multiple Airlines
Thu 3/197:25 pm
SEA
-
SNN
1 stop17h 00m
Multiple Airlines
Deal found 1/27$880
This United Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/112:30 pm
SNN
-
PDX
1 stop16h 36m
United Airlines
Tue 5/55:30 am
PDX
-
SNN
3 stops20h 45m
United Airlines
Deal found 1/26$928
This lol.travel deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/147:50 am
SNN
-
SEA
2 stops21h 26m
Air Canada
Thu 3/198:00 am
SEA
-
SNN
2 stops20h 30m
Air Canada
Deal found 1/27$1,036
This lol.travel deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/147:50 am
SNN
-
SEA
2 stops21h 26m
Air Canada
Sat 3/218:00 am
SEA
-
SNN
2 stops25h 45m
Air Canada
Deal found 1/28$1,074
This lastminute.com deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/138:05 pm
SNN
-
GEG
2 stops34h 37m
Multiple Airlines
Tue 2/173:45 pm
GEG
-
SNN
2 stops17h 00m
Multiple Airlines
Deal found 1/28$1,123
This American Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/62:45 pm
SNN
-
GEG
2 stops31h 24m
American Airlines
Sun 2/83:02 pm
GEG
-
SNN
2 stops36h 28m
American Airlines
Deal found 1/26$1,232
This American Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/17:30 am
SNN
-
PDX
1 stop18h 10m
American Airlines
Tue 5/57:30 pm
PDX
-
SNN
1 stop12h 40m
American Airlines
Deal found 1/27$1,366

Find flight deals from Shannon to Washington

Keep the following information in mind while searching for Shannon to Washington flight deals. Data was last updated January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$868
(Expedia)

One-way from

$510
(Kiwi.com)
Provider with most accurate pricing for Shannon-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Shannon-Seattle/Tacoma Intl flights.
Search Deals
From Shannon to Washington
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One-way flight from Shannon to Washington
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Shannon to Washington that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 29, 2026.
Use the filters below to find and compare flights from Shannon to Washington that are best for you.

Fly from

Shannon

Fly to

Washington

Route

Depart

Return

Price

ShannonSeattle

SNN - SEA

SNNSEA

Shannon

Sat 3/14

5:25 pm-11:43 pm

2 stops37h 18m

Seattle/Tacoma Intl

Sat 3/21

7:50 pm-7:25 pm

1 stop16h 35m

$868

ShannonSeattle

SNN - SEA

SNNSEA

Shannon

Sat 3/14

7:50 am-6:10 pm

1 stop17h 20m

Seattle/Tacoma Intl

Thu 3/19

7:25 pm-7:25 pm

1 stop17h 00m

$880

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Fri 5/1

12:30 pm-9:06 pm

1 stop16h 36m

Portland

Tue 5/5

5:30 am-10:15 am

2 stops20h 45m

$928

ShannonSeattle

SNN - SEA

SNNSEA

Shannon

Sat 3/14

7:50 am-10:16 pm

2 stops21h 26m

Seattle/Tacoma Intl

Thu 3/19

8:00 am-11:30 am

2 stops20h 30m

$1,036

ShannonSeattle

SNN - SEA

SNNSEA

Shannon

Sat 3/14

7:50 am-10:16 pm

2 stops21h 26m

Seattle/Tacoma Intl

Sat 3/21

8:00 am-4:45 pm

2 stops25h 45m

$1,074

ShannonSpokane

SNN - GEG

SNNGEG

Shannon

Fri 2/13

8:05 pm-10:42 pm

2 stops34h 37m

Spokane

Tue 2/17

3:45 pm-4:45 pm

2 stops17h 00m

$1,123

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Fri 5/1

7:30 am-5:40 pm

1 stop18h 10m

Portland

Tue 5/5

7:30 pm-4:10 pm

1 stop12h 40m

$1,366

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Tue 5/26

12:45 pm-9:32 am

3 stops52h 47m

$510

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Sun 5/3

9:15 pm-5:40 pm

1 stop28h 25m

$546

ShannonSeattle

SNN - SEA

SNNSEA

Shannon

Tue 2/24

5:30 pm-6:20 pm

2 stops32h 50m

$664

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 17 results
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Best time to book a flight from Shannon to Washington

Have a flexible travel schedule? Discover the best time to fly to Washington from Shannon with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Shannon to Washington
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Shannon to Washington. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Shannon to Washington?

    Shannon (SNN), located 2.1 mi from the city center, is the airport you fly out of when you book flights from Shannon to Washington.

  • How long is the flight from Shannon, Clare to State of Washington?

    There are many flights that can get you from Shannon, Clare to State of Washington in 16h 36m. Fly via United Airlines or Air Canada to get the fastest option. There are 4595 mi between Shannon, Clare and State of Washington. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Shannon, Clare to State of Washington?

    The most popular flight routes from Shannon, Clare to State of Washington are Shannon - Seattle/Tacoma Intl, Shannon - Spokane and Shannon - Portland.

  • Can I find deals for flights from Shannon to Washington that include hotel bookings?

    Yes. In addition to deals on Shannon to Washington flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Shannon to Washington?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Shannon to Washington.

  • Can I find deals for business class flights from Shannon to Washington?

    Yes. Cheapflights offers flight deals from Shannon to Washington by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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