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

Cheapflights users have booked flights from Washington, D.C. Reagan-National Airport to Shannon, Clare round-trip from $704. Other airlines that can offer you cheap pricing are Air Canada, from $794, and United Airlines, from $871.

What are the cheapest airlines to fly from Washington, D.C. Reagan-National Airport to Shannon, Clare one-way?

The cheapest airlines for a one-way flight from Washington, D.C. Reagan-National Airport to Shannon, Clare are American Airlines ($634), Air Canada ($977), and British Airways ($6,529).

What is the cheapest month to book a flight from Washington, D.C. Reagan-National Airport to Shannon, Clare?

Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Shannon, Clare (average of $533). Flying from Washington, D.C. Reagan-National Airport to Shannon, Clare 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 day to fly from Washington, D.C. Reagan-National Airport to Shannon, Clare?

Travelers seeking maximum savings on their Washington, D.C. Reagan-National Airport to Shannon, Clare flight should consider departing on Friday afternoons when fares are most often at their lowest. Wednesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

What is the cheapest day to fly round-trip from Washington, D.C. Reagan-National Airport to Shannon, Clare?

Sunday is generally a great day to depart. Flying on this day could help you save up to 52%.

How far in advance should I book a flight from Washington, D.C. Reagan-National Airport to Shannon, Clare?

To save on the cost of your flight from Washington, D.C. Reagan-National Airport to Shannon, Clare, book at least 48 days before your planned departure. Booking around this time can save you about 1,128% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $932 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $1,620.

What is the cheapest month to fly from Washington, D.C. Reagan-National Airport to Shannon, Clare?

February is one of the best times of the year to fly to Shannon, Clare from Washington, D.C. Reagan-National Airport. Prices for February average $999 per person but you can even find prices for as low as $657. The most expensive prices can be found in the month of June. Opting for a February flight can save you 38% on your journey compared to booking in June

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

It’s typically best to fly out from Washington, D.C. Reagan-National Airport to Shannon, Clare in the morning. Doing so could potentially save you 19% on the flight price compared to flying at noon, which is usually more expensive.

Most accurate provider : When it comes to deals on Washington, D.C. Reagan-National Airport-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. Reagan-National Airport-Shannon, Clare flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Reagan-National Airport-Shannon, Clare flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Washington, D.C. Reagan-National Airport-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. Reagan-National Airport-Shannon, Clare flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airport do you fly into for flights to Shannon from Washington, D.C. Reagan-National?

Most people fly into Shannon (SNN) if they book a flight to Shannon from Washington, D.C. Reagan-National. On average, Shannon has 0 inbound flights from Washington, D.C. Reagan-National per day from 2 airlines. Shannon is conveniently located just 2.1 mi from Shannon’s city center.

Can I find deals for flights from Reagan-National to Shannon that include hotel bookings?

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

How can I find direct flights from Reagan-National to Shannon?

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

Can I find deals for business class flights from Reagan-National to Shannon?

Yes. Cheapflights offers flight deals from Reagan-National 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.

$634+ Flights from Washington, D.C. Reagan-National Airport to Shannon

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Reagan-National to Shannon with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Reagan-National to Shannon

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$704 (American Airlines)
One-way from	$634 (American Airlines)
Popular in	June
Cheapest in	February
Average price	$884

Provider with most accurate pricing for Washington, D.C. Reagan-National-Shannon flight deals.

Search Deals

Provider most trusted by Cheapflights users for Washington, D.C. Reagan-National-Shannon flights.

Search Deals

From Washington, D.C. Reagan-National to Shannon

Search Deals

One-way flight from Washington, D.C. Reagan-National to Shannon

Search Deals

Highest demand for flights based on searches. 18% potential increase in price ($226 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease ($39 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in January 2025

Search Deals

Find flight deals from Reagan-National to Shannon

Cheapest flights from Reagan-National to Shannon
Explore the most affordable flight options available from Reagan-National to Shannon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 30, 2025.

Fri 2/283:55 pmDCA - SNN

2 stops14h 35mAmerican Airlines

Wed 3/57:45 amSNN - DCA

2 stops17h 54mAmerican Airlines

Deal found 1/29

$704

Thu 3/138:40 pmDCA - SNN

2 stops18h 45mMultiple Airlines

Thu 3/207:45 amSNN - DCA

2 stops18h 52mMultiple Airlines

Deal found 1/28

$762

Thu 3/1311:10 amDCA - SNN

2 stops25h 35mAir Canada

Thu 3/207:45 amSNN - DCA

3 stops29h 12mAir Canada

Deal found 1/28

$794

Fri 4/187:18 pmDCA - SNN

1 stop9h 57mUnited Airlines

Fri 5/212:30 pmSNN - DCA

1 stop10h 25mUnited Airlines

Deal found 1/29

$871

Sat 3/154:59 pmDCA - SNN

1 stop9h 16mBritish Airways

Sat 3/222:45 pmSNN - DCA

2 stops12h 37mBritish Airways

Deal found 1/29

$930

Mon 6/235:00 pmDCA - SNN

1 stop13h 10mKLM

Tue 7/11:05 pmSNN - DCA

1 stop14h 25mKLM

Deal found 1/29

$992

Fri 5/2311:00 amDCA - SNN

1 stop19h 10mAir France

Fri 5/301:05 pmSNN - DCA

2 stops14h 46mAir France

Deal found 1/29

$993

Sat 7/191:45 pmDCA - SNN

2 stops16h 25mDelta

Tue 7/291:05 pmSNN - DCA

1 stop14h 25mDelta

Deal found 1/29

$1,036

Best flights from Reagan-National to Shannon
Discover carefully curated flight deals from Reagan-National to Shannon that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated January 30, 2025.

Fri 2/283:55 pmDCA - SNN

2 stops14h 35mAmerican Airlines

Wed 3/57:45 amSNN - DCA

2 stops17h 54mAmerican Airlines

Deal found 1/29

$704

Thu 3/138:40 pmDCA - SNN

2 stops18h 45mMultiple Airlines

Thu 3/207:45 amSNN - DCA

2 stops18h 52mMultiple Airlines

Deal found 1/28

$762

Thu 3/1311:10 amDCA - SNN

2 stops25h 35mAir Canada

Thu 3/207:45 amSNN - DCA

3 stops29h 12mAir Canada

Deal found 1/28

$794

Fri 4/187:18 pmDCA - SNN

1 stop9h 57mUnited Airlines

Fri 5/212:30 pmSNN - DCA

1 stop10h 25mUnited Airlines

Deal found 1/29

$871

Sat 3/154:59 pmDCA - SNN

1 stop9h 16mBritish Airways

Sat 3/222:45 pmSNN - DCA

2 stops12h 37mBritish Airways

Deal found 1/29

$930

Mon 6/235:00 pmDCA - SNN

1 stop13h 10mKLM

Tue 7/11:05 pmSNN - DCA

1 stop14h 25mKLM

Deal found 1/29

$992

Fri 5/2311:00 amDCA - SNN

1 stop19h 10mAir France

Fri 5/301:05 pmSNN - DCA

2 stops14h 46mAir France

Deal found 1/29

$993

Sat 7/191:45 pmDCA - SNN

2 stops16h 25mDelta

Tue 7/291:05 pmSNN - DCA

1 stop14h 25mDelta

Deal found 1/29

$1,036

Last-minute flights from Reagan-National to Shannon
Discover last-minute flight deals from Reagan-National to Shannon. Data last updated January 30, 2025 and is based on user searches.

Thu 2/277:00 amDCA - SNN

1 stop18h 15mMultiple Airlines

Thu 3/62:45 pmSNN - DCA

1 stop11h 14mMultiple Airlines

Deal found 1/29

$846

Fri 2/283:55 pmDCA - SNN

2 stops14h 35mAmerican Airlines

Wed 3/57:45 amSNN - DCA

2 stops17h 54mAmerican Airlines

Deal found 1/29

$704

One-way flights from Reagan-National to Shannon
Search for one-way flight options from Reagan-National to Shannon. Find affordable one-way fares based on user searches. Data last updated January 30, 2025.

Sat 5/245:00 pmDCA - SNN

2 stops13h 20mAmerican Airlines

Deal found 1/29

$634

Fri 5/236:50 pmDCA - SNN

2 stops16h 00mAir Canada

Deal found 1/29

$977

Sat 2/89:45 amDCA - SNN

1 stop15h 30mMultiple Airlines

Deal found 1/29

$4,770

Sat 2/811:45 amDCA - SNN

2 stops18h 45mBritish Airways

Deal found 1/29

$6,529

Find flights from Reagan-National to Shannon within your budget

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Fri 2/28

3:55 pm-11:30 am

2 stops14h 35m

Shannon

Wed 3/5

7:45 am-8:39 pm

2 stops17h 54m

$704

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Thu 3/13

8:40 pm-7:25 pm

2 stops18h 45m

Shannon

Thu 3/20

7:45 am-10:37 pm

2 stops18h 52m

$762

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Thu 3/13

11:10 am-4:45 pm

2 stops25h 35m

Shannon

Thu 3/20

7:45 am-8:57 am

3 stops29h 12m

$794

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Fri 4/18

7:18 pm-10:15 am

1 stop9h 57m

Shannon

Fri 5/2

12:30 pm-5:55 pm

1 stop10h 25m

$871

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Sat 3/15

4:59 pm-6:15 am

1 stop9h 16m

Shannon

Sat 3/22

2:45 pm-11:22 pm

2 stops12h 37m

$930

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Mon 6/23

5:00 pm-11:10 am

1 stop13h 10m

Shannon

Tue 7/1

1:05 pm-10:30 pm

1 stop14h 25m

$992

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Fri 5/23

11:00 am-11:10 am

1 stop19h 10m

Shannon

Fri 5/30

1:05 pm-10:51 pm

2 stops14h 46m

$993

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Sat 7/19

1:45 pm-11:10 am

2 stops16h 25m

Shannon

Tue 7/29

1:05 pm-10:30 pm

1 stop14h 25m

$1,036

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Sat 5/24

5:00 pm-11:20 am

2 stops13h 20m

$634

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Fri 5/23

6:50 pm-3:50 pm

2 stops16h 00m

$977

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/29

Showing 1-10 of 12 results

Compare providers for flights from Reagan-National to Shannon

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Reagan-National to Shannon in January.

Provider	Price Accuracy	Trust Score*
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
AranGrant	Price Accuracy3 stars	Trust Score*1 star

*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. Reagan-National Airport-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. Reagan-National Airport-Shannon, Clare flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Reagan-National Airport-Shannon, Clare flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Washington, D.C. Reagan-National Airport-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. Reagan-National Airport-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 Reagan-National to Shannon

Have a flexible travel schedule? Discover the best time to fly to Shannon from Reagan-National 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 Reagan-National to Shannon

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

Rainfall in Shannon by month

In terms of precipitation, rainfall in Shannon, Clare 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, Clare when rainfall is around 2.3 in.

Temperature in Shannon by month

If weather is an important factor for your trip to Shannon, Clare, 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

Delta

8.0

Very good

8,456 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

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

Delta

8.0

Very good

8,456 reviews

Delta

8.0

Very good

8,456 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

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

KLM

7.8

Good

1,335 reviews

Delta

8.0

Very good

8,456 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

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

Air France

7.4

Good

1,476 reviews

Delta

8.0

Very good

8,456 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

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

United Airlines

7.4

Good

8,913 reviews

Delta

8.0

Very good

8,456 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

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

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

8,456 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

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

Related info for your journey

What airport do you fly into for flights to Shannon from Washington, D.C. Reagan-National?
Most people fly into Shannon (SNN) if they book a flight to Shannon from Washington, D.C. Reagan-National. On average, Shannon has 0 inbound flights from Washington, D.C. Reagan-National per day from 2 airlines. Shannon is conveniently located just 2.1 mi from Shannon’s city center.
What are the cheapest airlines flying from Washington, D.C. Reagan-National Airport to Shannon, Clare round-trip?
Cheapflights users have booked flights from Washington, D.C. Reagan-National Airport to Shannon, Clare round-trip from $704. Other airlines that can offer you cheap pricing are Air Canada, from $794, and United Airlines, from $871.
What are the cheapest airlines to fly from Washington, D.C. Reagan-National Airport to Shannon, Clare one-way?
The cheapest airlines for a one-way flight from Washington, D.C. Reagan-National Airport to Shannon, Clare are American Airlines ($634), Air Canada ($977), and British Airways ($6,529).
Can I find deals for flights from Reagan-National to Shannon that include hotel bookings?
Yes. In addition to deals on Reagan-National to Shannon flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Reagan-National to Shannon?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Reagan-National to Shannon.
Can I find deals for business class flights from Reagan-National to Shannon?
Yes. Cheapflights offers flight deals from Reagan-National 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. Reagan-National Airport to Shannon, Clare?
Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Shannon, Clare (average of $533). Flying from Washington, D.C. Reagan-National Airport to Shannon, Clare 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.

See more FAQs

Ennis

Browse thousands of different options on Cheapflights for your next trip

Top 2 airlines flying from Reagan-National to Shannon

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$626	Average$900	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$822	Average$1,117	FlexibilityNo cancel fee	On-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

$634+ Cheap flights from Reagan-National (DCA) 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 5/24. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Reagan-National to Shannon with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Reagan-National to Shannon

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Reagan-National to Shannon

Cheapest flights from Reagan-National to ShannonExplore the most affordable flight options available from Reagan-National to Shannon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 30, 2025.

Explore the most affordable flight options available from Reagan-National to Shannon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 30, 2025.

Find flights from Reagan-National to Shannon within your budget

Compare providers for flights from Reagan-National 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 Reagan-National to Shannon in January.

Best time to book a flight from Reagan-National to Shannon

Have a flexible travel schedule? Discover the best time to fly to Shannon from Reagan-National with our price prediction graph.

Travel insights for flights from Reagan-National to Shannon

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

Rainfall in Shannon by month

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

Temperature in Shannon by month

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

Reviews of airlines servicing Shannon

Related info for your journey

Find useful and relevant information for your journey from Reagan-National 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. Reagan-National?

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

What are the cheapest airlines to fly from Washington, D.C. Reagan-National Airport to Shannon, Clare one-way?

Can I find deals for flights from Reagan-National to Shannon that include hotel bookings?

How can I find direct flights from Reagan-National to Shannon?

Can I find deals for business class flights from Reagan-National to Shannon?

What is the cheapest month to book a flight from Washington, D.C. Reagan-National Airport to Shannon, Clare?

Traveling to a place near Washington, D.C. Reagan-National Airport?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Reagan-National to Shannon

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Reagan-National to Shannon

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Reagan-National to Shannon
Explore the most affordable flight options available from Reagan-National to Shannon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 30, 2025.