HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Reagan-National

$393+ Cheap flights from Ireland to Reagan-National (DCA)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/12. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — DCA
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Ireland to Reagan-National 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 Ireland to Reagan-National

Discover tips and strategies to find the most affordable flight options for your journey from Ireland (IE0) to Reagan-National (DCA). 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.

Round-trip from

$393
(TravelUp)
From Ireland to Washington, D.C. Reagan-National
Search Deals

Find flight deals from Ireland to Reagan-National

Cheapest flights from Ireland to Reagan-National
Explore the most affordable flight options available from Ireland to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2025.

This TravelUp 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1212:00 pmDUB - DCA
1 stop13h 36mKLM
Mon 3/175:05 pmDCA - DUB
1 stop11h 20mKLM
Deal found 1/21$393
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/45:55 amDUB - DCA
2 stops17h 05mDelta
Tue 3/1111:39 amDCA - DUB
2 stops16h 26mDelta
Deal found 1/21$405
This KLM 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/36:00 amORK - DCA
2 stops15h 59mKLM
Mon 2/104:25 pmDCA - ORK
2 stops15h 30mKLM
Deal found 1/21$454
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.
Mon 2/102:05 pmDUB - DCA
1 stop10h 54mAmerican Airlines
Mon 2/244:10 pmDCA - DUB
1 stop11h 30mAmerican Airlines
Deal found 1/21$495
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 2/19:00 amDUB - DCA
2 stops32h 20mUnited Airlines
Sun 2/95:00 pmDCA - DUB
1 stop9h 00mUnited Airlines
Deal found 1/21$547
This OneTravel 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 OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1912:05 pmDUB - DCA
2 stops14h 32mMultiple Airlines
Wed 4/24:10 pmDCA - DUB
2 stops13h 05mMultiple Airlines
Deal found 1/20$556
This Booking.com 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1912:05 pmDUB - DCA
2 stops14h 32mAir Canada
Wed 4/28:40 pmDCA - DUB
1 stop30h 35mAir Canada
Deal found 1/20$612
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.
Thu 2/67:45 amSNN - DCA
2 stops15h 12mAmerican Airlines
Mon 2/105:49 pmDCA - SNN
2 stops12h 41mAmerican Airlines
Deal found 1/21$615
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.
Thu 2/67:45 amSNN - DCA
2 stops16h 29mBritish Airways
Mon 2/105:49 pmDCA - SNN
2 stops12h 41mBritish Airways
Deal found 1/21$617
This CheapTickets.ch 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 CheapTickets.ch is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/711:35 amDUB - DCA
1 stop12h 13mBritish Airways
Fri 3/1412:37 pmDCA - DUB
1 stop11h 38mBritish Airways
Deal found 1/21$636
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.
Thu 3/207:40 amORK - DCA
2 stops16h 35mAmerican Airlines
Thu 3/274:12 pmDCA - ORK
2 stops14h 58mAmerican Airlines
Deal found 1/21$671
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/142:15 pmDUB - DCA
2 stops23h 07mIcelandair
Tue 4/225:30 pmDCA - DUB
2 stops12h 35mIcelandair
Deal found 1/21$680

Find flights from Ireland to Reagan-National within your budget

Customize your flight search to find flights from Ireland to Reagan-National 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

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Wed 3/12

12:00 pm-9:36 pm

1 stop13h 36m

Washington, D.C. Reagan-National

Mon 3/17

5:05 pm-8:25 am

1 stop11h 20m

$393

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Tue 3/4

5:55 am-6:00 pm

2 stops17h 05m

Washington, D.C. Reagan-National

Tue 3/11

11:39 am-8:05 am

2 stops16h 26m

$405

CorkWashington, D.C.

ORK - DCA

ORKDCA

Cork

Mon 2/3

6:00 am-4:59 pm

2 stops15h 59m

Washington, D.C. Reagan-National

Mon 2/10

4:25 pm-12:55 pm

2 stops15h 30m

$454

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Mon 2/10

2:05 pm-7:59 pm

1 stop10h 54m

Washington, D.C. Reagan-National

Mon 2/24

4:10 pm-8:40 am

1 stop11h 30m

$495

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Sat 2/1

9:00 am-12:20 pm

2 stops32h 20m

Washington, D.C. Reagan-National

Sun 2/9

5:00 pm-7:00 am

1 stop9h 00m

$547

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Wed 3/19

12:05 pm-10:37 pm

2 stops14h 32m

Washington, D.C. Reagan-National

Wed 4/2

4:10 pm-10:15 am

2 stops13h 05m

$556

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Wed 3/19

12:05 pm-10:37 pm

2 stops14h 32m

Washington, D.C. Reagan-National

Wed 4/2

8:40 pm-8:15 am

1 stop30h 35m

$612

ShannonWashington, D.C.

SNN - DCA

SNNDCA

Shannon

Thu 2/6

7:45 am-5:57 pm

2 stops15h 12m

Washington, D.C. Reagan-National

Mon 2/10

5:49 pm-11:30 am

2 stops12h 41m

$615

ShannonWashington, D.C.

SNN - DCA

SNNDCA

Shannon

Thu 2/6

7:45 am-7:14 pm

2 stops16h 29m

Washington, D.C. Reagan-National

Mon 2/10

5:49 pm-11:30 am

2 stops12h 41m

$617

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Fri 3/7

11:35 am-6:48 pm

1 stop12h 13m

Washington, D.C. Reagan-National

Fri 3/14

12:37 pm-4:15 am

1 stop11h 38m

$636

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

Showing 1-10 of 31 results
1
2
3
4

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

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

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

Rainfall in Reagan-National by month

Plan your trip to Reagan-National by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. Reagan-National Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Reagan-National Airport when rainfall is around 2.6 in.

Temperature in Reagan-National by month

Plan your trip to Reagan-National by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C. Reagan-National Airport, 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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Reagan-National

Get insights into the airlines that provide service to Reagan-National. 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 Reagan-National. Reviews last updated January 21, 2025.
To help decide which airline to fly from Ireland to Washington, D.C., see what other customers have to say about British Airways, KLM and American Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,521 reviews

Overall

8.0

Comfort

8.0

Boarding

8.2

Food

7.3

Crew

8.6

Entertainment

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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

Overall

8.0

Comfort

8.0

Boarding

8.2

Food

7.3

Crew

8.6

Entertainment

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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

Overall

8.0

Comfort

8.0

Boarding

8.2

Food

7.3

Crew

8.6

Entertainment

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Finnair
7.6
Good
1,286 reviews
Delta
8.0
Very good
8,521 reviews

Overall

8.0

Comfort

8.0

Boarding

8.2

Food

7.3

Crew

8.6

Entertainment

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines
7.4
Good
8,984 reviews
Delta
8.0
Very good
8,521 reviews

Overall

8.0

Comfort

8.0

Boarding

8.2

Food

7.3

Crew

8.6

Entertainment

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

JetBlue
7.4
Good
3,200 reviews
Delta
8.0
Very good
8,521 reviews

Overall

8.0

Comfort

8.0

Boarding

8.2

Food

7.3

Crew

8.6

Entertainment

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

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

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

    For one-way options, check prices for WestJet. According to our data, you can fly for as low as $453. Users have also found prices from $512 and $519 on Icelandair and British Airways, respectively.

  • What are the most popular routes from Ireland to Washington, D.C. Reagan-National Airport?

    When deciding which route to take from Ireland to Washington, D.C. Reagan-National Airport consider Dublin - Washington, D.C. Reagan-National, Shannon - Washington, D.C. Reagan-National or Cork - Washington, D.C. Reagan-National as they are the most popular.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ireland to Reagan-National 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 Ireland to Washington, D.C. Reagan-National Airport?

    Currently, February is the cheapest month in which you can book a flight from Ireland to Washington, D.C. Reagan-National Airport (average of $278). Flying from Ireland to Washington, D.C. Reagan-National Airport in June is currently the most expensive (average of $345). 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

Traveling to a place near Ireland?

Book flights to Ireland if you plan to visit one of these locations
Fairfax
Arlington
Alexandria
Springfield
Silver Spring
Rockville
Tysons
Gaithersburg
Fredericksburg
Linthicum Heights
Laurel
Falls Church
Greenbelt
Easton
Oxon Hill
Herndon
Woodbridge
Bowie
Reston
National Harbor

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 Ireland to Reagan-National

See prices for flight routes from nearby airports that may be better suited for you.
Frankfurt to Dulles Intl flights
Charles de Gaulle to Dulles Intl flights
Heathrow to Dulles Intl flights
Heathrow to Baltimore flights
Frankfurt to Baltimore flights
Charles de Gaulle to Reagan-National flights
Orly to Dulles Intl flights
Charles de Gaulle to Baltimore flights
Amsterdam to Dulles Intl flights
Heathrow to Reagan-National flights
Bruxelles-National to Dulles Intl flights
Frederic Chopin to Baltimore flights
Frankfurt to Reagan-National flights
Gatwick to Dulles Intl flights
Istanbul to Dulles Intl flights
Leonardo da Vinci/Fiumicino to Dulles Intl flights
Madrid to Dulles Intl flights
Frederic Chopin to Dulles Intl flights
London City to Dulles Intl flights
Vienna to Dulles Intl flights
Munich to Dulles Intl flights
Gatwick to Baltimore flights
Dublin to Dulles Intl flights
Barcelona-El Prat to Dulles Intl flights
Frederic Chopin to Reagan-National flights
Stansted to Baltimore flights
Gatwick to Reagan-National flights
Leonardo da Vinci/Fiumicino to Baltimore flights
Frankfurt-Hahn to Baltimore flights
Leonardo da Vinci/Fiumicino to Reagan-National flights
Berlin to Baltimore flights
Madrid to Reagan-National flights
Amsterdam to Baltimore flights
Berlin to Dulles Intl flights
Bruxelles-National to Reagan-National flights
Zurich to Dulles Intl flights
Vienna to Reagan-National flights
Stansted to Dulles Intl flights
Madrid to Baltimore flights
Barcelona-El Prat to Baltimore flights
Ciampino to Baltimore flights
Luton to Dulles Intl flights
Berlin to Reagan-National flights
Amsterdam to Reagan-National flights
Barcelona-El Prat to Reagan-National flights
Bruxelles-National to Baltimore flights
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.