Shannon

$354+ 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 4/15. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — SNN
Jan 26 — Feb 21
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Cheap 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 January 21, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$601
(American Airlines)

One-way from

$354
(Mytrip)

Popular in

June

Cheapest in

February

Average price

$884
Provider with most accurate pricing for Washington, D.C. (WAS)-Shannon flight deals.
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Shannon flights.
From Washington, D.C. (WAS) to Shannon
One-way flight from Washington, D.C. (WAS) to Shannon
Highest demand for flights based on searches. 19% potential increase in price ($233 potential increase over avg. RT price).
Cheapest flight prices on average. 4% potential price decrease ($39 potential savings vs. average RT price).
Average for round-trip flights in January 2025

Find 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 January 21, 2025.

This American Airlines deal was found by Cheapflights users on 1/21. 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.
Tue 2/1811:16 amBWI - SNN
2 stops19h 14mAmerican Airlines
Tue 2/257:45 amSNN - BWI
2 stops18h 54mAmerican Airlines
Deal found 1/21$605
This American Airlines deal was found by Cheapflights users on 1/21. 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.
Tue 2/185:26 pmIAD - SNN
2 stops18h 19mAmerican Airlines
Tue 2/257:45 amSNN - IAD
2 stops21h 08mAmerican Airlines
Deal found 1/21$605
This American Airlines deal was found by Cheapflights users on 1/21. 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.
Sun 3/96:59 pmDCA - SNN
2 stops12h 31mAmerican Airlines
Tue 3/187:45 amSNN - DCA
2 stops16h 54mAmerican Airlines
Deal found 1/21$609
This Mytrip deal was found by Cheapflights users on 1/20. 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.
Mon 2/177:30 pmBWI - SNN
2 stops13h 40mMultiple Airlines
Mon 2/245:30 pmSNN - BWI
2 stops30h 00mMultiple Airlines
Deal found 1/20$611
This Mytrip deal was found by Cheapflights users on 1/20. 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.
Mon 2/177:40 pmIAD - SNN
2 stops13h 30mMultiple Airlines
Mon 2/245:30 pmSNN - IAD
2 stops29h 55mMultiple Airlines
Deal found 1/20$626
This United Airlines deal was found by Cheapflights users on 1/20. 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 9/712:35 pmIAD - SNN
1 stop13h 55mUnited Airlines
Tue 9/169:30 amSNN - IAD
1 stop11h 31mUnited Airlines
Deal found 1/20$713
This United Airlines deal was found by Cheapflights users on 1/21. 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 7/266:40 pmBWI - SNN
2 stops34h 50mUnited Airlines
Tue 8/269:30 amSNN - BWI
1 stop16h 27mUnited Airlines
Deal found 1/21$730
This Gotogate deal was found by Cheapflights users on 1/21. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/92:35 pmIAD - SNN
2 stops16h 55mAir Canada
Tue 3/187:45 amSNN - IAD
2 stops31h 46mAir Canada
Deal found 1/21$760
This United Airlines deal was found by Cheapflights users on 1/20. 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.
Tue 9/166:00 pmDCA - SNN
1 stop11h 30mUnited Airlines
Tue 10/1412:30 pmSNN - DCA
1 stop10h 53mUnited Airlines
Deal found 1/20$763
This Aer Lingus deal was found by Cheapflights users on 1/21. 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 Aer Lingus is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/43:00 pmDCA - SNN
1 stop10h 15mMultiple Airlines
Tue 2/112:45 pmSNN - DCA
1 stop11h 14mMultiple Airlines
Deal found 1/21$783
This Air Canada deal was found by Cheapflights users on 1/21. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/46:00 amDCA - SNN
2 stops24h 30mAir Canada
Tue 2/117:45 amSNN - DCA
2 stops18h 15mAir Canada
Deal found 1/21$786
This British Airways deal was found by Cheapflights users on 1/21. 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.
Tue 2/46:00 pmIAD - SNN
1 stop20h 25mBritish Airways
Tue 2/117:45 amSNN - IAD
1 stop17h 00mBritish Airways
Deal found 1/21$788

Find flights from Washington, D.C. to Shannon within your budget

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 January 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

BaltimoreShannon

BWI - SNN

BWISNN

Baltimore/Washington

Tue 2/18

11:16 am-11:30 am

2 stops19h 14m

Shannon

Tue 2/25

7:45 am-9:39 pm

2 stops18h 54m

$605

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Tue 2/18

5:26 pm-4:45 pm

2 stops18h 19m

Shannon

Tue 2/25

7:45 am-11:53 pm

2 stops21h 08m

$605

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Sun 3/9

6:59 pm-11:30 am

2 stops12h 31m

Shannon

Tue 3/18

7:45 am-8:39 pm

2 stops16h 54m

$609

BaltimoreShannon

BWI - SNN

BWISNN

Baltimore/Washington

Mon 2/17

7:30 pm-2:10 pm

2 stops13h 40m

Shannon

Mon 2/24

5:30 pm-6:30 pm

2 stops30h 00m

$611

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Mon 2/17

7:40 pm-2:10 pm

2 stops13h 30m

Shannon

Mon 2/24

5:30 pm-6:25 pm

2 stops29h 55m

$626

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Sun 3/9

2:35 pm-11:30 am

2 stops16h 55m

Shannon

Tue 3/18

7:45 am-11:31 am

2 stops31h 46m

$760

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Tue 2/4

3:00 pm-6:15 am

1 stop10h 15m

Shannon

Tue 2/11

2:45 pm-8:59 pm

1 stop11h 14m

$783

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Tue 2/4

6:00 am-11:30 am

2 stops24h 30m

Shannon

Tue 2/11

7:45 am-9:00 pm

2 stops18h 15m

$786

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Tue 2/4

6:00 pm-7:25 pm

1 stop20h 25m

Shannon

Tue 2/11

7:45 am-7:45 pm

1 stop17h 00m

$788

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Thu 3/6

5:10 pm-4:45 pm

2 stops18h 35m

Shannon

Thu 3/13

7:45 am-8:15 pm

2 stops16h 30m

$791

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

Showing 1-10 of 31 results
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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 January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice 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 flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Washington, D.C.-Shannon flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Washington, D.C.-Shannon flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C.-Shannon flights, Cheapflights users trust AranGrant the most. AranGrant 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 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.

Travel insights for flights from Washington, D.C. to Shannon

Get recent, data-driven insights about flights from Washington, D.C. to Shannon including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Washington, D.C. to Shannon?

Currently, February is the cheapest month in which you can book a flight from Washington, D.C. to Shannon (average of $533). Flying from Washington, D.C. to Shannon in June is currently the most expensive (average of $1,007). 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.

What is the cheapest time of day to fly from WAS to SNN?

Find hourly flight availability from Washington, D.C. to Shannon. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 21, 2025.

It’s optimal to fly from Washington, D.C. to Shannon in the morning. By choosing this option you can save up to 21% on the cost of your flight, compared to a flight at noon.

Rainfall in Shannon by month

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

In terms of precipitation, rainfall in Shannon ranges from 2.3 - 4.1 inches per month. October is typically the wettest month, when rainfall can reach 4.1 in. April is typically the driest time to visit Shannon when rainfall is around 2.3 in.

Temperature in Shannon by month

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

If weather is an important factor for your trip to Shannon, 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 60.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 42.8 F).

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 January 21, 2025.
Read reviews from past customers who have flown American Airlines, British Airways and Aer Lingus from Washington, D.C. to Shannon. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good
8,521 reviews

Comfort

8.0

Crew

8.6

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

8.0
Very good
8,521 reviews
8.0
Very good
8,521 reviews

Comfort

8.0

Crew

8.6

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

7.8
Good
1,341 reviews
8.0
Very good
8,521 reviews

Comfort

8.0

Crew

8.6

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

7.4
Good
1,490 reviews
8.0
Very good
8,521 reviews

Comfort

8.0

Crew

8.6

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

7.4
Good
8,985 reviews
8.0
Very good
8,521 reviews

Comfort

8.0

Crew

8.6

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

7.2
Good
10,000 reviews
8.0
Very good
8,521 reviews

Comfort

8.0

Crew

8.6

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.

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

    Cheapflights users have booked flights from Washington, D.C. to Shannon round-trip from $601. Other airlines that can offer you cheap pricing are Air Canada, from $760, and British Airways, from $774. You may be able to fly from Washington, D.C. to Shannon for 39% less than the average price by searching for these airlines.

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

  • 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.

  • What is the cheapest month to book a flight from Washington, D.C. to Shannon?

    Currently, February is the cheapest month in which you can book a flight from Washington, D.C. to Shannon (average of $533). Flying from Washington, D.C. to Shannon in June is currently the most expensive (average of $1,007). 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.

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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 January 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$592Average$1,098FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$626Average$911FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$723Average$1,089FlexibilityNo cancel feeOn-time70%
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