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Shannon

$324+ Cheap flights from Washington, D.C. (WAS) to Shannon (SNN)

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 8/27. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — SNN
Jun 25 — Jul 21
Thu 6/25
Thu 7/2
1 adult, Economy
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Cheap flight deals from Washington, D.C. to Shannon

Cheapest flights from Washington, D.C. to Shannon
Explore the most affordable flight options available from Washington, D.C. to Shannon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 26, 2026.

This United Airlines deal was found by Cheapflights users on 5/24. 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.
Sun 7/194:25 pm
DCA
-
SNN
1 stop12h 50m
United Airlines
Mon 8/319:30 am
SNN
-
DCA
1 stop13h 39m
United Airlines
Deal found 5/24$767
This United Airlines deal was found by Cheapflights users on 5/24. 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.
Sun 7/1912:35 pm
IAD
-
SNN
1 stop16h 40m
United Airlines
Mon 8/319:30 am
SNN
-
IAD
1 stop16h 50m
United Airlines
Deal found 5/24$767
This KAYAK deal was found by Cheapflights users on 5/25. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/131:00 pm
BWI
-
SNN
1 stop13h 30m
Lufthansa
Sun 8/239:30 am
SNN
-
BWI
1 stop29h 38m
Lufthansa
Deal found 5/25$772
This United Airlines deal was found by Cheapflights users on 5/24. 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.
Sun 7/196:38 pm
BWI
-
SNN
1 stop31h 52m
United Airlines
Mon 8/319:30 am
SNN
-
BWI
1 stop13h 13m
United Airlines
Deal found 5/24$773
This United Airlines deal was found by Cheapflights users on 5/23. 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 9/46:00 am
BWI
-
SNN
1 stop20h 30m
United Airlines
Thu 9/179:30 am
SNN
-
BWI
1 stop13h 43m
United Airlines
Deal found 5/23$776
This United Airlines deal was found by Cheapflights users on 5/25. 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 8/145:40 pm
BWI
-
SNN
1 stop32h 50m
United Airlines
Sun 8/239:30 am
SNN
-
BWI
1 stop29h 38m
United Airlines
Deal found 5/25$778
This United Airlines deal was found by Cheapflights users on 5/23. 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 9/46:00 am
DCA
-
SNN
1 stop23h 15m
United Airlines
Thu 9/179:30 am
SNN
-
DCA
1 stop13h 39m
United Airlines
Deal found 5/23$781
This United Airlines deal was found by Cheapflights users on 5/23. 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.
Thu 9/310:41 pm
IAD
-
SNN
1 stop30h 34m
United Airlines
Wed 9/169:30 am
SNN
-
IAD
1 stop11h 31m
United Airlines
Deal found 5/23$781
This United Airlines deal was found by Cheapflights users on 5/24. 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.
Mon 7/610:32 am
BWI
-
SNN
1 stop15h 58m
United Airlines
Wed 7/229:30 am
SNN
-
BWI
1 stop13h 06m
United Airlines
Deal found 5/24$798
This United Airlines deal was found by Cheapflights users on 5/24. 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.
Mon 7/68:25 pm
DCA
-
SNN
1 stop8h 50m
United Airlines
Wed 7/229:30 am
SNN
-
DCA
1 stop18h 24m
United Airlines
Deal found 5/24$798
This United Airlines deal was found by Cheapflights users on 5/24. 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.
Mon 7/63:39 pm
IAD
-
SNN
1 stop10h 51m
United Airlines
Wed 7/229:30 am
SNN
-
IAD
1 stop14h 32m
United Airlines
Deal found 5/24$798
This KAYAK deal was found by Cheapflights users on 5/25. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/23:39 pm
IAD
-
SNN
1 stop10h 51m
Lufthansa
Sat 8/812:00 pm
SNN
-
IAD
1 stop33h 05m
Lufthansa
Deal found 5/25$806

Find flight deals from Washington, D.C. to Shannon

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) to Shannon (SNN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$767
(United Airlines)

One-way from

$324
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$726
Provider with most accurate pricing for Washington, D.C. (WAS)-Shannon flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Shannon flights.
Search Deals
From Washington, D.C. (WAS) to Shannon
Search Deals
One-way flight from Washington, D.C. (WAS) to Shannon
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($94 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($46 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington, D.C. to Shannon 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 May 26, 2026.
Use the filters below to find and compare flights from Washington, D.C. to Shannon that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BaltimoreShannon

BWI - SNN

BWISNN

Baltimore/Washington

Fri 8/14

5:40 pm-7:30 am

1 stop32h 50m

Shannon

Sun 8/23

9:30 am-10:08 am

1 stop29h 38m

$778

BaltimoreShannon

BWI - SNN

BWISNN

Baltimore/Washington

Wed 8/5

6:15 am-7:30 am

1 stop20h 15m

Shannon

Wed 8/12

9:30 am-5:43 pm

1 stop13h 13m

$807

BaltimoreShannon

BWI - SNN

BWISNN

Baltimore/Washington

Sun 7/12

10:32 am-7:30 am

1 stop15h 58m

Shannon

Tue 7/21

9:30 am-12:28 am

1 stop19h 58m

$807

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Sun 7/12

3:30 pm-7:30 am

1 stop11h 00m

Shannon

Tue 7/21

9:30 am-6:11 pm

1 stop13h 41m

$807

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Sat 8/8

1:15 pm-7:30 am

1 stop13h 15m

Shannon

Tue 8/18

9:30 am-4:01 pm

1 stop11h 31m

$807

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Sat 9/5

3:40 pm-7:30 am

1 stop10h 50m

Shannon

Sat 9/12

12:30 pm-10:59 pm

1 stop15h 29m

$826
Quickest round-trip

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Sun 8/30

5:45 pm-10:15 am

1 stop11h 30m

Shannon

Mon 9/7

9:30 am-4:01 pm

1 stop11h 31m

$866

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Tue 7/21

1:00 pm-7:30 am

1 stop13h 30m

Shannon

Tue 7/28

9:30 am-6:11 pm

1 stop13h 41m

$873

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Sun 7/19

5:42 pm-10:15 am

1 stop11h 33m

Shannon

Fri 7/31

9:30 am-7:02 pm

1 stop14h 32m

$873

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Sun 7/12

8:15 am-7:30 am

1 stop18h 15m

Shannon

Tue 7/21

12:30 pm-7:22 am

1 stop23h 52m

$879

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/23

Showing 1-10 of 54 resultsSorted by cheapest first
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Compare providers for flights from Washington, D.C. to Shannon

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Washington, D.C. to Shannon in May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C.-Shannon, Clare flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C.-Shannon, Clare flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C.-Shannon, Clare flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C.-Shannon, Clare flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C.-Shannon, Clare flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Washington, D.C. to Shannon

Have a flexible travel schedule? Discover the best time to fly to Shannon from Washington, D.C. 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 Washington, D.C. to Shannon

How much does it cost to fly round-trip from Washington, D.C. to Shannon, Clare?

Reviews of airlines servicing Shannon

Get insights into the airlines that provide service to Shannon. 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 Shannon. Reviews last updated May 26, 2026.
Get a feel of what it's like to fly with United Airlines and American Airlines from Washington, D.C. to Shannon by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,749 reviews

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Overall

7.4

Crew

8.1

Food

6.6

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.
United Airlines
7.4
Good
9,749 reviews
United Airlines
7.4
Good
9,749 reviews

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Overall

7.4

Crew

8.1

Food

6.6

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.
American Airlines
7.1
Good
11,629 reviews
United Airlines
7.4
Good
9,749 reviews

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Overall

7.4

Crew

8.1

Food

6.6

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. to Shannon. 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 into for flights to Shannon from Washington, D.C.?

    If you book a flight to Shannon from Washington, D.C., you will be flying to Shannon, which is the city’s only airport. Shannon (SNN) is located 2.1 mi from the center of Shannon. There are 0 flights from Washington, D.C. to Shannon per day from 3 different airlines.

  • How long is the flight from Washington, D.C. to Shannon, Clare?

    There are many flights that can get you from Washington, D.C. to Shannon, Clare in 10h 51m. Fly via United Airlines, Lufthansa, or Delta to get the fastest option. The distance between Washington, D.C. and Shannon, Clare is about 3296 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Washington, D.C. to Shannon, Clare round-trip?

    According to our current data, Delta ($157), American Airlines ($489), and United Airlines ($634) offers the cheapest pricing from Washington, D.C. to Shannon, Clare. You may be able to fly from Washington, D.C. to Shannon, Clare for 81% less than the average price by searching for these airlines.

  • What are the most popular routes from Washington, D.C. to Shannon, Clare?

    Most travelers choose Washington, D.C. Dulles Intl - Shannon, Baltimore/Washington - Shannon or Washington, D.C. Reagan-National - Shannon when deciding on the best route from Washington, D.C. to Shannon, Clare.

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

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

  • How can I find direct flights from Washington, D.C. to Shannon?

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

  • Can I find deals for business class flights from Washington, D.C. to Shannon?

    Yes. Cheapflights offers flight deals from Washington, D.C. to Shannon 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

Traveling to a place near Shannon?

Book flights to Shannon if you plan to visit one of these locations
Ennis

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Alternative routes for Washington, D.C. to Shannon

See prices for flight routes from nearby airports that may be better suited for you.
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Dulles Intl to Shannon flights
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Top 3 airlines flying from Washington, D.C. to Shannon

Discover the top 3 airlines that operate flights from Washington, D.C. to Shannon. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$157Average$1,442FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$489Average$777FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$634Average$1,108FlexibilityNo cancel feeOn-time69%

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