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Reagan-National

$296+ 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 4/30. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — DCA
Mar 11 — Mar 181
Wed 3/11
Wed 3/18
1 adult, Economy
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Cheap 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 February 9, 2026.

This JetBlue deal was found by Cheapflights users on 2/6. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/3011:40 am
DUB
-
DCA
1 stop16h 19m
JetBlue
Mon 5/46:40 pm
DCA
-
DUB
1 stop8h 40m
JetBlue
Deal found 2/6$478
This Delta deal was found by Cheapflights users on 2/6. 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 2/185:55 am
DUB
-
DCA
2 stops16h 55m
Delta
Mon 3/165:05 pm
DCA
-
DUB
1 stop12h 15m
Delta
Deal found 2/6$575
This Delta deal was found by Cheapflights users on 2/7. 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 3/248:55 am
DUB
-
DCA
2 stops17h 13m
Delta
Tue 3/312:00 pm
DCA
-
DUB
2 stops13h 20m
Delta
Deal found 2/7$579
This Delta deal was found by Cheapflights users on 2/6. 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 4/301:25 pm
DUB
-
DCA
2 stops14h 16m
Delta
Mon 5/45:00 pm
DCA
-
DUB
1 stop12h 45m
Delta
Deal found 2/6$580
This Delta deal was found by Cheapflights users on 2/7. 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 4/301:25 pm
DUB
-
DCA
2 stops14h 16m
Delta
Sat 5/165:00 pm
DCA
-
DUB
1 stop12h 45m
Delta
Deal found 2/7$581
This Delta deal was found by Cheapflights users on 2/7. 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 2/239:45 am
DUB
-
DCA
1 stop16h 49m
Delta
Wed 3/411:06 am
DCA
-
DUB
2 stops15h 54m
Delta
Deal found 2/7$582
This Delta deal was found by Cheapflights users on 2/7. 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 2/158:55 am
DUB
-
DCA
2 stops17h 02m
Delta
Sun 2/226:55 pm
DCA
-
DUB
1 stop9h 25m
Delta
Deal found 2/7$585
This Delta deal was found by Cheapflights users on 2/8. 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 2/259:45 am
DUB
-
DCA
1 stop12h 15m
Delta
Thu 3/192:25 pm
DCA
-
DUB
1 stop14h 55m
Delta
Deal found 2/8$586
This JetBlue deal was found by Cheapflights users on 2/6. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/3011:40 am
DUB
-
DCA
1 stop16h 19m
JetBlue
Sat 5/166:40 pm
DCA
-
DUB
1 stop8h 40m
JetBlue
Deal found 2/6$607

Find 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 February 9, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$478
(JetBlue)

One-way from

$296
(Mytrip)

Popular in

August

Cheapest in

September

Average price

$578
Provider with most accurate pricing for Dublin-Washington, D.C. Reagan-National flight deals.
Search Deals
Provider most trusted by Cheapflights users for Dublin-Washington, D.C. Reagan-National flights.
Search Deals
From Dublin to Washington, D.C. Reagan-National
Search Deals
One-way flight from Dublin to Washington, D.C. Reagan-National
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($82 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($19 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

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 February 9, 2026.
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

Thu 4/30

11:40 am-10:59 pm

1 stop16h 19m

Washington, D.C. Reagan-National

Mon 5/4

6:40 pm-8:20 am

1 stop8h 40m

$478

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Thu 2/26

5:55 am-4:27 pm

2 stops15h 32m

Washington, D.C. Reagan-National

Fri 3/20

5:05 pm-9:20 am

1 stop12h 15m

$576

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Wed 2/25

5:55 am-4:27 pm

2 stops15h 32m

Washington, D.C. Reagan-National

Thu 3/19

2:25 pm-9:20 am

1 stop14h 55m

$576

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Tue 3/17

5:55 am-5:49 pm

2 stops15h 54m

Washington, D.C. Reagan-National

Sun 3/22

5:09 pm-8:45 am

1 stop11h 36m

$576

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Thu 2/19

5:55 am-4:27 pm

2 stops15h 32m

Washington, D.C. Reagan-National

Sat 2/28

3:40 pm-7:45 am

1 stop11h 05m

$576

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Tue 2/24

5:55 am-4:27 pm

2 stops15h 32m

Washington, D.C. Reagan-National

Wed 3/18

5:05 pm-9:20 am

1 stop12h 15m

$576

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Thu 4/30

1:25 pm-10:41 pm

2 stops14h 16m

Washington, D.C. Reagan-National

Mon 5/4

12:59 pm-8:20 am

2 stops14h 21m

$577

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Tue 3/24

8:55 am-10:08 pm

2 stops17h 13m

Washington, D.C. Reagan-National

Tue 3/31

2:00 pm-8:20 am

2 stops13h 20m

$579

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Thu 4/30

10:40 am-7:53 pm

1 stop14h 13m

$296

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Wed 5/6

9:40 am-9:55 pm

2 stops17h 15m

$403

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/5

Showing 1-10 of 16 results
1
2
  • Most accurate provider: When it comes to deals on Dublin-Washington, D.C. Reagan-National Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Dublin-Washington, D.C. Reagan-National Airport flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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 13h 13m. JetBlue provides one of the quickest options available for as low as $530. Airlines will cover a distance of 3381 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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
Woodbridge
Tysons
Arlington
Owings Mills
Springfield
Silver Spring
Herndon
Fredericksburg
Hanover
Laurel
Linthicum Heights
Rockville
Upper Marlboro
Manassas
Bowie
Largo
McLean
Clinton
Towson

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Alternative routes for Dublin to Reagan-National

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