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Reagan-National

$455+ 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 12/24. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — DCA
Dec 3 — Dec 101
Wed 12/3
Wed 12/10
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 3, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$472
(Delta)

One-way from

$455
(Finnair)

Popular in

July

Cheapest in

October

Average price

$575
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. 8% potential increase in price ($54 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($14 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 3, 2025.

This Delta deal was found by Cheapflights users on 11/1. 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.
Sun 11/95:55 amDUB - DCA
2 stops16h 05mDelta
Tue 11/1811:10 amDCA - DUB
2 stops15h 40mDelta
Deal found 11/1$473
This Delta deal was found by Cheapflights users on 11/3. 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.
Wed 11/261:25 pmDUB - DCA
2 stops14h 31mDelta
Thu 2/269:55 amDCA - DUB
2 stops16h 50mDelta
Deal found 11/3$475
This Delta deal was found by Cheapflights users on 11/3. 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.
Mon 11/105:55 amDUB - DCA
2 stops17h 05mDelta
Wed 11/1911:10 amDCA - DUB
2 stops15h 55mDelta
Deal found 11/3$477
This Delta deal was found by Cheapflights users on 11/3. 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 11/131:25 pmDUB - DCA
2 stops14h 31mDelta
Wed 11/1911:10 amDCA - DUB
2 stops15h 55mDelta
Deal found 11/3$478
This Delta deal was found by Cheapflights users on 11/3. 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.
Fri 11/141:25 pmDUB - DCA
2 stops14h 31mDelta
Thu 11/2012:02 pmDCA - DUB
1 stop14h 43mDelta
Deal found 11/3$479
This Finnair deal was found by Cheapflights users on 11/3. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1011:30 amDUB - DCA
1 stop14h 28mMultiple Airlines
Wed 11/194:51 pmDCA - DUB
1 stop10h 49mMultiple Airlines
Deal found 11/3$484
This KLM deal was found by Cheapflights users on 11/2. 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.
Sun 11/99:45 amDUB - DCA
1 stop12h 41mKLM
Mon 11/171:44 pmDCA - DUB
1 stop13h 01mKLM
Deal found 11/2$485
This American Airlines deal was found by Cheapflights users on 11/3. 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 11/1111:30 amDUB - DCA
1 stop9h 26mAmerican Airlines
Sun 11/164:51 pmDCA - DUB
1 stop10h 49mAmerican Airlines
Deal found 11/3$494
This American Airlines deal was found by Cheapflights users on 11/3. 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 11/2611:30 amDUB - DCA
1 stop9h 29mAmerican Airlines
Thu 2/261:39 pmDCA - DUB
1 stop14h 01mAmerican Airlines
Deal found 11/3$495

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 3, 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

Wed 2/11

1:25 pm-10:48 pm

2 stops14h 23m

Washington, D.C. Reagan-National

Wed 2/18

5:00 pm-3:45 pm

2 stops17h 45m

$472

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Sun 11/23

5:55 am-5:00 pm

2 stops16h 05m

Washington, D.C. Reagan-National

Sun 11/30

10:20 am-7:45 am

1 stop16h 25m

$475

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Wed 3/25

1:25 pm-11:33 pm

2 stops14h 08m

Washington, D.C. Reagan-National

Wed 4/15

1:30 pm-10:45 am

1 stop16h 15m

$475

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Wed 11/26

5:55 am-6:00 pm

2 stops17h 05m

Washington, D.C. Reagan-National

Tue 2/24

12:05 pm-9:20 am

1 stop16h 15m

$475

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Wed 11/26

1:25 pm-10:56 pm

2 stops14h 31m

Washington, D.C. Reagan-National

Thu 2/26

9:55 am-7:45 am

2 stops16h 50m

$475

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Fri 11/14

1:25 pm-10:56 pm

2 stops14h 31m

Washington, D.C. Reagan-National

Mon 11/17

9:34 am-7:45 am

2 stops17h 11m

$475

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Sat 11/15

1:25 pm-10:56 pm

2 stops14h 31m

Washington, D.C. Reagan-National

Sun 11/23

3:06 pm-8:45 am

2 stops12h 39m

$476

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Wed 12/24

11:30 am-4:35 pm

1 stop10h 05m

$455

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Tue 12/23

10:55 am-11:45 pm

2 stops17h 50m

$459

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Wed 12/24

3:10 pm-5:13 pm

2 stops31h 03m

$459

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/2

Showing 1-10 of 17 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 14h 23m. Delta provides one of the quickest options available for as low as $472. 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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