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Reagan-National

$454+ Cheap flights from Dublin (DUB) to Reagan-National (DCA)

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 1/30. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — DCA
Dec 24 — Dec 311
Wed 12/24
Wed 12/31
1 adult, Economy
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Cheap flight deals from Dublin to Reagan-National

Discover tips and strategies to find the most affordable flight options for your journey from Dublin (DUB) 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 November 24, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$489
(Delta)

One-way from

$454
(Finnair)

Popular in

August

Cheapest in

January

Average price

$550
Provider with most accurate pricing for Dublin-Washington, D.C. Reagan-National flight deals.
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Provider most trusted by Cheapflights users for Dublin-Washington, D.C. Reagan-National flights.
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From Dublin to Washington, D.C. Reagan-National
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One-way flight from Dublin to Washington, D.C. Reagan-National
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Highest demand for flights based on searches. 13% potential increase in price ($88 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Dublin to Reagan-National

Cheapest flights from Dublin to Reagan-National
Explore the most affordable flight options available from Dublin to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 24, 2025.

This Delta deal was found by Cheapflights users on 11/23. 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.
Thu 12/45:55 amDUB - DCA
2 stops16h 10mDelta
Thu 12/112:55 pmDCA - DUB
1 stop13h 25mDelta
Deal found 11/23$492
This Delta deal was found by Cheapflights users on 11/22. 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.
Thu 12/45:55 amDUB - DCA
2 stops17h 04mDelta
Fri 12/125:02 pmDCA - DUB
1 stop10h 43mDelta
Deal found 11/22$493
This KLM deal was found by Cheapflights users on 11/24. 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.
Fri 12/59:45 amDUB - DCA
1 stop12h 36mKLM
Sun 12/144:15 pmDCA - DUB
1 stop10h 30mKLM
Deal found 11/24$502
This KLM deal was found by Cheapflights users on 11/23. 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.
Thu 12/49:45 amDUB - DCA
1 stop13h 18mKLM
Thu 12/112:55 pmDCA - DUB
1 stop13h 25mKLM
Deal found 11/23$507
This KLM deal was found by Cheapflights users on 11/22. 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.
Thu 12/49:45 amDUB - DCA
1 stop13h 18mKLM
Fri 12/125:02 pmDCA - DUB
1 stop10h 43mKLM
Deal found 11/22$508
This KLM deal was found by Cheapflights users on 11/21. 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.
Thu 12/49:45 amDUB - DCA
1 stop13h 18mKLM
Wed 12/106:07 amDCA - DUB
1 stop21h 38mKLM
Deal found 11/21$568
This Delta deal was found by Cheapflights users on 11/21. 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.
Thu 12/45:55 amDUB - DCA
2 stops16h 10mDelta
Wed 12/1011:13 amDCA - DUB
2 stops15h 37mDelta
Deal found 11/21$586
This Air Canada deal was found by Cheapflights users on 11/23. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/49:20 amDUB - DCA
2 stops15h 25mMultiple Airlines
Thu 12/1111:05 amDCA - DUB
2 stops15h 05mMultiple Airlines
Deal found 11/23$608
This Air Canada deal was found by Cheapflights users on 11/22. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/49:20 amDUB - DCA
2 stops15h 25mMultiple Airlines
Fri 12/1211:05 amDCA - DUB
2 stops15h 05mMultiple Airlines
Deal found 11/22$609
This Air Canada deal was found by Cheapflights users on 11/24. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/59:00 amDUB - DCA
2 stops17h 56mAir Canada
Sun 12/1411:05 amDCA - DUB
2 stops15h 05mAir Canada
Deal found 11/24$617

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dublin 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 November 24, 2025.
Use the filters below to find and compare flights from Dublin to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Dublin

Fly to

Reagan-National

Route

Depart

Return

Price

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Fri 2/6

5:55 am-5:53 pm

2 stops16h 58m

Washington, D.C. Reagan-National

Mon 2/16

5:00 pm-3:45 pm

2 stops17h 45m

$489

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Wed 2/11

1:25 pm-10:48 pm

2 stops14h 23m

Washington, D.C. Reagan-National

Wed 2/18

11:06 am-7:50 am

2 stops15h 44m

$489

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Wed 1/14

1:25 pm-10:48 pm

2 stops14h 23m

Washington, D.C. Reagan-National

Wed 1/21

11:10 am-7:50 am

2 stops15h 40m

$490

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Thu 2/26

5:55 am-4:27 pm

2 stops15h 32m

Washington, D.C. Reagan-National

Sun 3/1

9:59 am-7:45 am

2 stops16h 46m

$492

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Fri 1/30

1:25 pm-11:41 pm

2 stops15h 16m

Washington, D.C. Reagan-National

Sun 2/8

11:11 am-8:45 am

1 stop16h 34m

$492

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Fri 12/5

1:25 pm-11:58 pm

2 stops15h 33m

Washington, D.C. Reagan-National

Sun 12/14

4:15 pm-7:45 am

1 stop10h 30m

$492

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Thu 12/4

5:55 am-5:05 pm

2 stops16h 10m

Washington, D.C. Reagan-National

Thu 12/11

2:55 pm-9:20 am

1 stop13h 25m

$492

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Fri 12/5

5:55 am-5:05 pm

2 stops16h 10m

Washington, D.C. Reagan-National

Fri 12/12

5:02 pm-8:45 am

1 stop10h 43m

$492

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Fri 1/30

5:55 am-5:53 pm

2 stops16h 58m

Washington, D.C. Reagan-National

Sun 3/8

5:05 pm-8:45 am

1 stop11h 40m

$492

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Fri 1/30

11:30 am-9:30 pm

1 stop15h 00m

$454

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/21

Showing 1-10 of 20 results
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Compare providers for flights from Dublin to Reagan-National

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 Dublin to Reagan-National in November.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust 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 Dublin-Washington, D.C. Reagan-National Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Dublin-Washington, D.C. Reagan-National Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Dublin-Washington, D.C. Reagan-National Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Dublin-Washington, D.C. Reagan-National Airport flights, Cheapflights users trust eDreams the most. eDreams 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 Dublin-Washington, D.C. Reagan-National Airport 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 Dublin to Reagan-National

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

Related info for your journey

Find useful and relevant information for your journey from Dublin 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 airport do you fly from for flights from Dublin to Washington, D.C. Reagan-National?

    Located just 5.7 mi from the city center, Dublin is the airport most travelers will use when flying to Washington, D.C. Reagan-National from Dublin. Booking flights from Dublin (DUB) to Washington, D.C. Reagan-National should be relatively easy as there are 0 daily outbound flights to Washington, D.C. Reagan-National from 0 different airlines.

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

    A quick flight from Dublin to Washington, D.C. Reagan-National Airport can take about 16h 58m. Delta provides one of the quickest options available for as low as $489. Airlines will cover a distance of 3381 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Dublin 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.

See more FAQs

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

Book flights to Washington, D.C. Reagan-National Airport if you plan to visit one of these locations
Alexandria
Tysons
Woodbridge
Arlington
Owings Mills
Springfield
Hanover
Silver Spring
Fairfax
Fredericksburg
Falls Church
Linthicum Heights
Manassas
Laurel
Towson
National Harbor
Waldorf
Bowie
Largo
McLean

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