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

If weather is an important factor for your trip to Limerick, 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).

What is the cheapest time of day to fly from DCA to LR9?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington, D.C. Reagan-National Airport to Limerick as you normally would.

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

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

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

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

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

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

$545+ Flights from Washington, D.C. Reagan-National Airport to Limerick

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Cheap flight deals from Reagan-National to Limerick

Cheapest flights from Reagan-National to Limerick
Explore the most affordable flight options available from Reagan-National to Limerick. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

Thu 12/253:25 pmDCA - SNN

2 stops20h 20mBritish Airways

Wed 12/317:50 amSNN - DCA

2 stops21h 09mBritish Airways

Deal found 12/17

$1,408

Sat 12/203:25 pmDCA - SNN

2 stops15h 05mBritish Airways

Fri 12/267:50 amSNN - DCA

2 stops18h 46mBritish Airways

Deal found 12/17

$2,191

Thu 12/251:44 pmDCA - SNN

2 stops16h 46mMultiple Airlines

Wed 12/312:45 pmSNN - DCA

1 stop11h 05mMultiple Airlines

Deal found 12/16

$2,252

Sat 12/205:59 pmDCA - SNN

2 stops41h 46mMultiple Airlines

Fri 12/267:50 amSNN - DCA

2 stops17h 26mMultiple Airlines

Deal found 12/15

$2,386

Best flights from Reagan-National to Limerick
Discover carefully curated flight deals from Reagan-National to Limerick that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 18, 2025.

Sat 1/174:39 pmDCA - SNN

2 stops13h 51mAmerican Airlines

Sun 1/257:50 amSNN - DCA

2 stops16h 04mAmerican Airlines

Deal found 12/16

$721

Sun 3/86:06 amDCA - SNN

2 stops25h 24mBritish Airways

Mon 3/168:05 pmSNN - DCA

2 stops24h 32mBritish Airways

Deal found 12/15

$778

Sat 1/316:00 amDCA - SNN

2 stops29h 45mMultiple Airlines

Sat 2/75:25 pmSNN - DCA

3 stops27h 08mMultiple Airlines

Deal found 12/17

$835

Fri 3/275:25 pmDCA - SNN

2 stops14h 05mAmerican Airlines

Sat 4/47:40 amSNN - DCA

2 stops16h 08mAmerican Airlines

Deal found 12/16

$751

Fri 1/305:45 pmDCA - SNN

2 stops12h 45mBritish Airways

Fri 2/62:45 pmSNN - DCA

1 stop12h 52mBritish Airways

Deal found 12/16

$853

Fri 1/301:00 pmDCA - SNN

1 stop12h 20mMultiple Airlines

Fri 2/62:45 pmSNN - DCA

1 stop12h 06mMultiple Airlines

Deal found 12/16

$858

Sun 3/84:59 pmDCA - SNN

1 stop9h 21mMultiple Airlines

Mon 3/162:45 pmSNN - DCA

1 stop10h 30mMultiple Airlines

Deal found 12/15

$861

Thu 5/75:09 pmDCA - SNN

2 stops13h 11mBritish Airways

Thu 5/219:15 pmSNN - DCA

2 stops27h 35mBritish Airways

Deal found 12/17

$904

Fri 1/161:00 pmDCA - SNN

1 stop12h 20mMultiple Airlines

Tue 1/202:45 pmSNN - DCA

1 stop12h 00mMultiple Airlines

Deal found 12/17

$876

Fri 3/276:45 pmDCA - SNN

2 stops17h 00mBritish Airways

Sat 4/47:40 amSNN - DCA

2 stops14h 58mBritish Airways

Deal found 12/16

$921

Last-minute flights from Reagan-National to Limerick
Discover last-minute flight deals from Reagan-National to Limerick. Data last updated December 18, 2025 and is based on user searches.

Fri 1/163:30 pmDCA - SNN

2 stops15h 00mAmerican Airlines

Wed 1/217:50 amSNN - DCA

2 stops16h 06mAmerican Airlines

Deal found 12/16

$671

Fri 1/165:45 pmDCA - SNN

2 stops12h 45mBritish Airways

Tue 1/202:45 pmSNN - DCA

1 stop12h 52mBritish Airways

Deal found 12/17

$853

Fri 1/161:00 pmDCA - SNN

1 stop12h 20mMultiple Airlines

Wed 1/212:45 pmSNN - DCA

1 stop12h 00mMultiple Airlines

Deal found 12/16

$876

Sat 1/174:39 pmDCA - SNN

2 stops13h 51mAmerican Airlines

Sun 1/257:50 amSNN - DCA

2 stops16h 04mAmerican Airlines

Deal found 12/16

$721

Sat 1/178:50 pmDCA - SNN

1 stop28h 30mMultiple Airlines

Sun 1/252:45 pmSNN - DCA

1 stop12h 00mMultiple Airlines

Deal found 12/16

$868

Fri 1/304:43 pmDCA - SNN

2 stops13h 47mAmerican Airlines

Fri 2/67:50 amSNN - DCA

2 stops16h 06mAmerican Airlines

Deal found 12/16

$736

Fri 1/301:00 pmDCA - SNN

1 stop12h 20mMultiple Airlines

Fri 2/62:45 pmSNN - DCA

1 stop12h 06mMultiple Airlines

Deal found 12/16

$858

Sat 1/316:00 amDCA - SNN

2 stops29h 45mMultiple Airlines

Sat 2/75:25 pmSNN - DCA

3 stops27h 08mMultiple Airlines

Deal found 12/17

$835

Sat 1/313:59 pmDCA - SNN

2 stops14h 31mBritish Airways

Sat 2/72:45 pmSNN - DCA

1 stop13h 02mBritish Airways

Deal found 12/17

$874

One-way flights from Reagan-National to Limerick
Search for one-way flight options from Reagan-National to Limerick. Find affordable one-way fares based on user searches. Data last updated December 18, 2025.

Mon 1/54:10 pmDCA - SNN

2 stops19h 35mAir Canada

Deal found 12/17

$545

Mon 1/52:00 pmDCA - SNN

1 stop11h 20mMultiple Airlines

Deal found 12/17

$689

Find flight deals from Reagan-National to Limerick

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$671 (American Airlines)
One-way from	$545 (Air Canada)
Popular in	June
Cheapest in	August

Provider with most accurate pricing for Washington, D.C. (WAS)-Shannon flight deals.

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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Shannon flights.

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

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

Search Deals

Highest demand for flights based on searches. 7% potential increase in price ($75 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($25 potential savings vs. average RT price).

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Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Limerick that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Sat 1/17

4:39 pm-11:30 am

2 stops13h 51m

Shannon

Sun 1/25

7:50 am-6:54 pm

2 stops16h 04m

$721

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Fri 3/27

5:25 pm-11:30 am

2 stops14h 05m

Shannon

Sat 4/4

7:40 am-6:48 pm

2 stops16h 08m

$751

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Sun 3/8

6:06 am-11:30 am

2 stops25h 24m

Shannon

Mon 3/16

8:05 pm-4:37 pm

2 stops24h 32m

$778

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Sat 1/31

6:00 am-4:45 pm

2 stops29h 45m

Shannon

Sat 2/7

5:25 pm-3:33 pm

3 stops27h 08m

$835

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Fri 1/30

5:45 pm-11:30 am

2 stops12h 45m

Shannon

Fri 2/6

2:45 pm-10:37 pm

1 stop12h 52m

$853

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Fri 1/30

1:00 pm-6:20 am

1 stop12h 20m

Shannon

Fri 2/6

2:45 pm-9:51 pm

1 stop12h 06m

$858

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Sun 3/8

4:59 pm-6:20 am

1 stop9h 21m

Shannon

Mon 3/16

2:45 pm-9:15 pm

1 stop10h 30m

$861

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Fri 1/16

1:00 pm-6:20 am

1 stop12h 20m

Shannon

Tue 1/20

2:45 pm-9:45 pm

1 stop12h 00m

$876

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Thu 5/7

5:09 pm-11:20 am

2 stops13h 11m

Shannon

Thu 5/21

9:15 pm-7:50 pm

2 stops27h 35m

$904

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Fri 3/27

6:45 pm-3:45 pm

2 stops17h 00m

Shannon

Sat 4/4

7:40 am-5:38 pm

2 stops14h 58m

$921

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 12 results

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

Have a flexible travel schedule? Discover the best time to fly to Limerick 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.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Reagan-National Airport to Limerick

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Limerick

Read reviews from past customers who have flown United Airlines and American Airlines from Washington, D.C. Reagan-National Airport to Limerick. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

9,091 reviews

Reviews

1 / 20

4.0

Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability

United Airlines

7.4

Good

9,091 reviews

United Airlines

7.4

Good

9,091 reviews

Reviews

1 / 20

4.0

Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability

American Airlines

7.2

Good

11,054 reviews

United Airlines

7.4

Good

9,091 reviews

Reviews

1 / 20

4.0

Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability

Related info for your journey

How long is the flight from Washington, D.C. Reagan-National Airport to Limerick?
Departing from Washington, D.C. Reagan-National Airport to Limerick will take you 13h 51m. The distance from Washington, D.C. Reagan-National Airport to Limerick is about 3284 mi. Both multi-stop and nonstop flights can be found to your destination and back.
Can I find deals for flights from Reagan-National to Limerick that include hotel bookings?
Yes. In addition to deals on Reagan-National to Limerick flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Reagan-National to Limerick?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Reagan-National to Limerick.
Can I find deals for business class flights from Reagan-National to Limerick?
Yes. Cheapflights offers flight deals from Reagan-National to Limerick 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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Reagan-National to Limerick

Dulles Intl to Dublin flights

Baltimore to Dublin flights

Reagan-National to Dublin flights

Dulles Intl to Shannon flights

Reagan-National to Shannon flights

Baltimore to Shannon flights

Reagan-National to Cork flights

Dulles Intl to Cork flights

Baltimore to Cork flights

Dulles Intl to Knock flights

Baltimore to Donegal flights

Dulles Intl to Donegal flights

Dulles Intl to Milltown (Kerry) flights

Baltimore to Milltown (Kerry) flights

Reagan-National to Donegal flights

Other flights from Reagan-National

Reagan-National to Orlando flights

Reagan-National to Denver flights

Reagan-National to LaGuardia flights

Reagan-National to Boston flights

Reagan-National to Fort Lauderdale flights

Reagan-National to West Palm Beach flights

Top 2 airlines flying from Reagan-National to Limerick

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$685	Average$892	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$785	Average$996	FlexibilityNo cancel fee	On-time71%

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$545+ Cheap flights from Reagan-National (DCA) to Limerick, Ireland

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 1/5. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheap flight deals from Reagan-National to Limerick

Cheapest flights from Reagan-National to LimerickExplore the most affordable flight options available from Reagan-National to Limerick. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

Explore the most affordable flight options available from Reagan-National to Limerick. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

Find flight deals from Reagan-National to Limerick

Keep the following information in mind while searching for Reagan-National to Limerick flight deals. Data was last updated December 18, 2025.

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Round-trip from

One-way from

Popular in

Cheapest in

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Limerick that are best for you.

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

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

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Reagan-National Airport to Limerick

Reviews of airlines servicing Limerick

Related info for your journey

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

How long is the flight from Washington, D.C. Reagan-National Airport to Limerick?

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

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

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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Reagan-National to Limerick

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

Top 2 airlines flying from Reagan-National to Limerick

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Cheapest flights from Reagan-National to Limerick
Explore the most affordable flight options available from Reagan-National to Limerick. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.