HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Limerick

$324+ Cheap flights from Washington, D.C. (WAS) 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 9/24. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — ORK
Oct 18 — Oct 251
Sat 10/18
Sat 10/25
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Washington, D.C. to Limerick 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 Washington, D.C. to Limerick

Keep the following information in mind while searching for Washington, D.C. to Limerick flight deals. Data was last updated September 18, 2025.

Round-trip from

$504
(American Airlines)

One-way from

$324
(Mytrip)

Popular in

June

Cheapest in

August

Average price

$866
From Washington, D.C. (WAS) to Limerick
Search Deals
One-way flight from Washington, D.C. (WAS) to Limerick
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($126 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

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

Cheapest flights from Washington, D.C. to Limerick
Explore the most affordable flight options available from Washington, D.C. to Limerick. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 18, 2025.

This American Airlines deal was found by Cheapflights users on 9/16. 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 10/199:35 pmBWI - SNN
1 stop13h 35mAmerican Airlines
Tue 11/47:50 amSNN - BWI
1 stop15h 55mAmerican Airlines
Deal found 9/16$504
This American Airlines deal was found by Cheapflights users on 9/16. 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 10/197:25 pmIAD - SNN
1 stop20h 10mAmerican Airlines
Tue 11/47:50 amSNN - IAD
1 stop17h 05mAmerican Airlines
Deal found 9/16$504
This American Airlines deal was found by Cheapflights users on 9/17. 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 11/116:20 pmIAD - SNN
1 stop17h 25mAmerican Airlines
Tue 11/187:50 amSNN - IAD
2 stops20h 17mAmerican Airlines
Deal found 9/17$512
This American Airlines deal was found by Cheapflights users on 9/15. 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.
Fri 10/317:20 pmIAD - SNN
1 stop12h 10mAmerican Airlines
Fri 11/77:50 amSNN - IAD
1 stop12h 45mAmerican Airlines
Deal found 9/15$552
This American Airlines deal was found by Cheapflights users on 9/16. 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.
Fri 10/319:35 pmBWI - SNN
1 stop14h 10mAmerican Airlines
Fri 11/77:50 amSNN - BWI
1 stop15h 55mAmerican Airlines
Deal found 9/16$553
This American Airlines deal was found by Cheapflights users on 9/17. 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.
Fri 11/283:37 pmDCA - SNN
2 stops14h 53mAmerican Airlines
Wed 12/107:50 amSNN - DCA
2 stops17h 25mAmerican Airlines
Deal found 9/17$567
This American Airlines deal was found by Cheapflights users on 9/15. 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 10/149:35 pmBWI - SNN
1 stop13h 35mAmerican Airlines
Tue 10/217:40 amSNN - BWI
1 stop17h 05mAmerican Airlines
Deal found 9/15$573
This American Airlines deal was found by Cheapflights users on 9/15. 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 10/147:25 pmIAD - SNN
1 stop10h 55mAmerican Airlines
Tue 10/219:15 pmSNN - IAD
1 stop25h 15mAmerican Airlines
Deal found 9/15$573
This United Airlines deal was found by Cheapflights users on 9/15. 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 10/147:00 pmDCA - SNN
1 stop10h 15mUnited Airlines
Tue 10/2112:30 pmSNN - DCA
1 stop12h 36mUnited Airlines
Deal found 9/15$575
This Mytrip deal was found by Cheapflights users on 9/15. 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.
Tue 10/145:00 pmIAD - SNN
2 stops22h 35mMultiple Airlines
Tue 10/2112:45 pmSNN - IAD
2 stops31h 35mMultiple Airlines
Deal found 9/15$579
This United Airlines deal was found by Cheapflights users on 9/15. 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 10/146:29 amBWI - SNN
2 stops22h 46mUnited Airlines
Tue 10/2112:30 pmSNN - BWI
2 stops26h 25mUnited Airlines
Deal found 9/15$580
This American Airlines deal was found by Cheapflights users on 9/15. 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 10/145:30 pmDCA - SNN
2 stops12h 50mAmerican Airlines
Tue 10/217:40 amSNN - DCA
2 stops17h 19mAmerican Airlines
Deal found 9/15$588

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington, D.C. to Limerick 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 September 18, 2025.
Use the filters below to find and compare flights from Washington, D.C. to Limerick that are best for you.

Fly from

Washington, D.C.

Fly to

Limerick

Route

Depart

Return

Price

BaltimoreShannon

BWI - SNN

BWISNN

Baltimore/Washington

Sun 10/19

9:35 pm-4:10 pm

1 stop13h 35m

Shannon

Tue 11/4

7:50 am-6:45 pm

1 stop15h 55m

$504

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Sun 10/19

7:25 pm-8:35 pm

1 stop20h 10m

Shannon

Tue 11/4

7:50 am-7:55 pm

1 stop17h 05m

$504

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Tue 11/11

6:20 pm-4:45 pm

1 stop17h 25m

Shannon

Tue 11/18

7:50 am-11:07 pm

2 stops20h 17m

$512

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Fri 10/31

7:20 pm-11:30 am

1 stop12h 10m

Shannon

Fri 11/7

7:50 am-7:55 pm

1 stop17h 05m

$553

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Fri 11/28

3:37 pm-11:30 am

2 stops14h 53m

Shannon

Wed 12/10

7:50 am-8:15 pm

2 stops17h 25m

$567

BaltimoreShannon

BWI - SNN

BWISNN

Baltimore/Washington

Tue 10/14

9:35 pm-4:10 pm

1 stop13h 35m

Shannon

Tue 10/21

7:40 am-7:45 pm

1 stop17h 05m

$573

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Tue 10/14

7:25 pm-11:20 am

1 stop10h 55m

Shannon

Tue 10/21

9:15 pm-5:30 pm

1 stop25h 15m

$573

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Tue 10/14

7:00 pm-10:15 am

1 stop10h 15m

Shannon

Tue 10/21

12:30 pm-8:06 pm

1 stop12h 36m

$575

BaltimoreShannon

BWI - SNN

BWISNN

Baltimore/Washington

Tue 10/14

6:29 am-10:15 am

2 stops22h 46m

Shannon

Tue 10/21

12:30 pm-9:55 am

2 stops26h 25m

$580

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Tue 10/14

5:30 pm-11:20 am

2 stops12h 50m

Shannon

Tue 10/21

7:40 am-7:59 pm

2 stops17h 19m

$588

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 32 results
1
2
3
4

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

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

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

Find hourly flight availability from Washington, D.C. to Limerick. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 18, 2025.

When flying from Washington, D.C. to Limerick, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

Reviews of airlines servicing Limerick

Get insights into the airlines that provide service to Limerick. 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 Limerick. Reviews last updated September 18, 2025.
Peruse reviews from past customers who have flown with United Airlines and American Airlines from Washington, D.C. to Limerick to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,926 reviews

Entertainment

7.1

Overall

7.4

Crew

8.1

Comfort

7.3

Food

6.6

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.
United Airlines
7.4
Good
8,926 reviews
United Airlines
7.4
Good
8,926 reviews

Entertainment

7.1

Overall

7.4

Crew

8.1

Comfort

7.3

Food

6.6

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,926 reviews

Entertainment

7.1

Overall

7.4

Crew

8.1

Comfort

7.3

Food

6.6

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.

Related info for your journey

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

    American Airlines and United Airlines can get you from Washington, D.C. to Limerick in just under 10h 15m. Your travel time can differ by up to 3h 20m. The distance between Washington, D.C. and Limerick is about 3284 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    The most popular flight routes from Washington, D.C. to Limerick are Washington, D.C. Dulles Intl - Shannon, Baltimore/Washington - Shannon and Washington, D.C. Reagan-National - Shannon.

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

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

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

    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 Limerick.

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Washington, D.C. to Limerick (average of $644). Flying from Washington, D.C. to Limerick in June is currently the most expensive (average of $1,277). 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

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.

Top 5 airlines flying from Washington, D.C. to Limerick

Discover the top 5 airlines that operate flights from Washington, D.C. to Limerick. 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 September 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$435Average$907FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$634Average$798FlexibilityNo cancel feeOn-time69%
KLMCheapest$643Average$645FlexibilityNo cancel feeOn-time75%
DeltaCheapest$644Average$936FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$796Average$899FlexibilityNo cancel feeOn-time70%

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.