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Limerick

$439+ Cheap flights from Dulles Intl (IAD) 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 3/6. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — ORK
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Dulles Intl to Limerick

Keep the following information in mind while searching for Dulles Intl to Limerick flight deals. Data was last updated September 15, 2025.

Round-trip from

$503
(American Airlines)

One-way from

$439
(Kiwi.com)

Popular in

June

Cheapest in

August

Average price

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

Cheapest flights from Dulles Intl to Limerick
Explore the most affordable flight options available from Dulles Intl to Limerick. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This American Airlines deal was found by Cheapflights users on 9/12. 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 10/195:50 pmIAD - SNN
1 stop21h 45mAmerican Airlines
Tue 11/47:50 amSNN - IAD
1 stop17h 05mAmerican Airlines
Deal found 9/12$503
This American Airlines deal was found by Cheapflights users on 9/14. 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.
Wed 10/2910:45 pmIAD - SNN
1 stop14h 00mAmerican Airlines
Wed 11/57:50 amSNN - IAD
1 stop17h 05mAmerican Airlines
Deal found 9/14$542
This American Airlines deal was found by Cheapflights users on 9/12. 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.
Mon 10/277:20 pmIAD - SNN
1 stop12h 10mAmerican Airlines
Mon 11/37:50 amSNN - IAD
1 stop17h 05mAmerican Airlines
Deal found 9/12$552
This American Airlines deal was found by Cheapflights users on 9/13. 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.
Wed 10/85:50 pmIAD - SNN
1 stop12h 30mAmerican Airlines
Mon 10/139:15 pmSNN - IAD
1 stop25h 20mAmerican Airlines
Deal found 9/13$573
This American Airlines deal was found by Cheapflights users on 9/14. 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 10/142:18 pmIAD - SNN
2 stops16h 02mAmerican Airlines
Tue 10/217:40 amSNN - IAD
1 stop14h 55mAmerican Airlines
Deal found 9/14$577

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl 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 15, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Limerick that are best for you.

Fly from

Dulles Intl

Fly to

Limerick

Route

Depart

Return

Price

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Sun 10/19

5:50 pm-8:35 pm

1 stop21h 45m

Shannon

Tue 11/4

7:50 am-7:55 pm

1 stop17h 05m

$503

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Wed 11/26

9:45 pm-4:45 pm

1 stop14h 00m

Shannon

Wed 1/14

7:50 am-3:35 pm

1 stop12h 45m

$542

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Wed 10/29

10:45 pm-4:45 pm

1 stop14h 00m

Shannon

Wed 11/5

7:50 am-7:55 pm

1 stop17h 05m

$542

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Sun 11/30

1:58 pm-11:30 am

2 stops16h 32m

Shannon

Sun 12/14

7:50 am-3:35 pm

1 stop12h 45m

$556

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Mon 10/27

8:25 pm-4:45 pm

2 stops16h 20m

Shannon

Mon 11/3

7:50 am-11:07 pm

2 stops20h 17m

$569

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Wed 10/8

5:50 pm-11:20 am

1 stop12h 30m

Shannon

Mon 10/13

9:15 pm-5:35 pm

1 stop25h 20m

$573

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Fri 3/6

10:30 pm-11:59 pm

2 stops20h 29m

$439

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/12

Best time to book a flight from Dulles Intl to Limerick

Have a flexible travel schedule? Discover the best time to fly to Limerick from Dulles Intl 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. Dulles Intl Airport to Limerick

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

Find hourly flight availability from Dulles Intl 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 15, 2025.

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

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 15, 2025.
Read through reviews of airlines operating flights from Washington, D.C. Dulles Intl Airport to Limerick, such as Delta, KLM, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,956 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,956 reviews
Delta
8.0
Very good
7,956 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,385 reviews
Delta
8.0
Very good
7,956 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,931 reviews
Delta
8.0
Very good
7,956 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
British Airways
6.7
Okay
7,361 reviews
Delta
8.0
Very good
7,956 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl 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. Dulles Intl Airport to Limerick?

    American Airlines can get you from Washington, D.C. Dulles Intl Airport to Limerick in just under 21h 45m. Your travel time can differ by up to . Washington, D.C. Dulles Intl Airport and Limerick are separated by a distance of 3296 mi.

  • Can I find deals for flights from Dulles Intl to Limerick that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Limerick flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Limerick?

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

  • Can I find deals for business class flights from Dulles Intl to Limerick?

    Yes. Cheapflights offers flight deals from Dulles Intl 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. Dulles Intl Airport to Limerick?

    Currently, November is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Limerick (average of $644). Flying from Washington, D.C. Dulles Intl Airport 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

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Top 5 airlines flying from Dulles Intl to Limerick

Discover the top 5 airlines that operate flights from Dulles Intl 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 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$435Average$817FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$634Average$704FlexibilityNo cancel feeOn-time69%
KLMCheapest$643Average$645FlexibilityNo cancel feeOn-time75%
DeltaCheapest$644Average$936FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$796Average$899FlexibilityNo cancel feeOn-time70%

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