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$776+ 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 7/28. Fares are subject to change and may not be available on all flights or dates of travel.
SNN — SEA
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Shannon to Washington

Keep the following information in mind while searching for Shannon to Washington flight deals. Data was last updated June 12, 2025.

Round-trip from

$885
(American Airlines)

One-way from

$776
(Aer Lingus)
From Shannon to Washington
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One-way flight from Shannon to Washington
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Find 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 June 12, 2025.

This American Airlines deal was found by Cheapflights users on 6/11. 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.
Thu 6/262:40 pmSNN - SEA
2 stops31h 29mAmerican Airlines
Mon 6/3010:41 pmSEA - SNN
2 stops33h 29mAmerican Airlines
Deal found 6/11$885
This Air France deal was found by Cheapflights users on 6/11. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/261:05 pmSNN - SEA
2 stops18h 48mAir France
Mon 6/308:10 pmSEA - SNN
2 stops31h 00mAir France
Deal found 6/11$939
This Delta deal was found by Cheapflights users on 6/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/261:05 pmSNN - SEA
1 stop15h 27mDelta
Mon 6/303:55 pmSEA - SNN
1 stop35h 15mDelta
Deal found 6/11$951
This United Airlines deal was found by Cheapflights users on 6/11. 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.
Sat 7/269:30 amSNN - SEA
1 stop21h 12mUnited Airlines
Sat 8/26:45 amSEA - SNN
2 stops19h 30mUnited Airlines
Deal found 6/11$986
This United Airlines deal was found by Cheapflights users on 6/10. 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 7/2512:30 pmSNN - PDX
1 stop16h 35mUnited Airlines
Fri 8/110:50 pmPDX - SNN
2 stops24h 40mUnited Airlines
Deal found 6/10$986
This Expedia deal was found by Cheapflights users on 6/10. 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.
Fri 7/2512:30 pmSNN - PDX
2 stops20h 05mLufthansa
Fri 8/13:40 pmPDX - SNN
2 stops34h 35mLufthansa
Deal found 6/10$998
This Mytrip deal was found by Cheapflights users on 6/10. 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.
Fri 7/252:40 pmSNN - PDX
3 stops34h 18mMultiple Airlines
Fri 8/13:20 pmPDX - SNN
2 stops18h 00mMultiple Airlines
Deal found 6/10$1,375
This Priceline deal was found by Cheapflights users on 6/10. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/257:40 amSNN - PDX
1 stop17h 55mBritish Airways
Thu 7/3112:59 amPDX - SNN
2 stops30h 51mBritish Airways
Deal found 6/10$1,672

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 June 12, 2025.
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

Thu 6/26

2:40 pm-2:09 pm

2 stops31h 29m

Seattle/Tacoma Intl

Mon 6/30

10:41 pm-4:10 pm

2 stops33h 29m

$885

ShannonSeattle

SNN - SEA

SNNSEA

Shannon

Thu 6/26

1:05 pm-11:53 pm

2 stops18h 48m

Seattle/Tacoma Intl

Mon 6/30

8:10 pm-11:10 am

2 stops31h 00m

$939

ShannonSeattle

SNN - SEA

SNNSEA

Shannon

Thu 6/26

1:05 pm-8:32 pm

1 stop15h 27m

Seattle/Tacoma Intl

Mon 6/30

3:55 pm-11:10 am

1 stop35h 15m

$951

ShannonSeattle

SNN - SEA

SNNSEA

Shannon

Sat 7/26

9:30 am-10:42 pm

1 stop21h 12m

Seattle/Tacoma Intl

Sat 8/2

10:56 am-7:30 am

1 stop12h 34m

$986

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Fri 7/25

12:30 pm-9:05 pm

1 stop16h 35m

Portland

Fri 8/1

10:50 pm-7:30 am

2 stops24h 40m

$986

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Fri 7/25

12:30 pm-12:35 am

2 stops20h 05m

Portland

Fri 8/1

3:40 pm-10:15 am

2 stops34h 35m

$998

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Fri 7/25

2:40 pm-4:58 pm

3 stops34h 18m

Portland

Fri 8/1

3:20 pm-5:20 pm

2 stops18h 00m

$1,375

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Fri 7/25

7:40 am-5:35 pm

1 stop17h 55m

Portland

Thu 7/31

12:59 am-3:50 pm

2 stops30h 51m

$1,672

ShannonSeattle

SNN - SEA

SNNSEA

Shannon

Mon 7/28

1:45 pm-9:55 pm

1 stop16h 10m

$776

ShannonSeattle

SNN - SEA

SNNSEA

Shannon

Mon 7/28

7:40 am-5:50 pm

2 stops18h 10m

$799

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 11 results
1
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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

Rainfall in Washington by month

Plan your trip to Washington by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in State of Washington ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit State of Washington when rainfall is around 0.7 in.

Temperature in Washington by month

Plan your trip to Washington by taking into account the average temperature totals by month.

If weather is an important factor for your trip to State of Washington, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Washington

Get insights into the airlines that provide service to Washington. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Washington. Reviews last updated June 12, 2025.
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air France
7.5
Good
1,463 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Aer Lingus
7.1
Good
1,117 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

  • 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 - Spokane, Shannon - Seattle/Tacoma Intl 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.

  • What is the cheapest month to book a flight from Shannon, Clare to State of Washington?

    Currently, January is the cheapest month in which you can book a flight from Shannon, Clare to State of Washington (average of $238). Flying from Shannon, Clare to State of Washington in July is currently the most expensive (average of $391). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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