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Reagan-National

$446+ 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 2/3. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — DCA
Jan 14 — Jan 211
Wed 1/14
Wed 1/21
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 December 15, 2025.

This United Airlines deal was found by Cheapflights users on 12/13. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/269:30 amDUB - DCA
1 stop10h 59mUnited Airlines
Sat 1/37:00 pmDCA - DUB
1 stop32h 10mUnited Airlines
Deal found 12/13$734
This American Airlines deal was found by Cheapflights users on 12/13. 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.
Sat 12/138:40 pmDUB - DCA
2 stops24h 45mMultiple Airlines
Wed 12/175:31 pmDCA - DUB
1 stop10h 14mMultiple Airlines
Deal found 12/13$1,144
This Air Canada deal was found by Cheapflights users on 12/13. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/268:45 amDUB - DCA
2 stops14h 20mAir Canada
Sat 1/38:40 pmDCA - DUB
1 stop29h 30mAir Canada
Deal found 12/13$1,164
This Cheapflightsfares deal was found by Cheapflights users on 12/13. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/2610:00 amDUB - DCA
2 stops18h 59mBritish Airways
Sat 1/38:46 pmDCA - DUB
2 stops20h 19mBritish Airways
Deal found 12/13$1,276
This oojo deal was found by Cheapflights users on 12/13. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/174:55 pmDUB - DCA
2 stops33h 57mTAP AIR PORTUGAL
Wed 1/71:00 pmDCA - DUB
2 stops29h 20mTAP AIR PORTUGAL
Deal found 12/13$1,622
This Air Canada deal was found by Cheapflights users on 12/13. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/137:45 pmDUB - DCA
2 stops48h 46mAir Canada
Wed 12/178:40 pmDCA - DUB
1 stop29h 30mAir Canada
Deal found 12/13$1,841
This Kissandfly.com deal was found by Cheapflights users on 12/15. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/279:30 amDUB - DCA
1 stop10h 59mAustrian Airlines
Sat 1/34:26 pmDCA - DUB
1 stop10h 04mAustrian Airlines
Deal found 12/15$2,019
This Kissandfly.com deal was found by Cheapflights users on 12/14. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/194:25 amDUB - DCA
2 stops21h 45mMultiple Airlines
Sun 12/289:40 amDCA - DUB
1 stop16h 30mMultiple Airlines
Deal found 12/14$2,286
This Kissandfly.com deal was found by Cheapflights users on 12/15. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/264:25 amDUB - DCA
2 stops35h 04mTAP AIR PORTUGAL
Sat 1/39:10 amDCA - DUB
2 stops20h 10mTAP AIR PORTUGAL
Deal found 12/15$2,479
This Kissandfly.com deal was found by Cheapflights users on 12/14. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2011:10 amDUB - DCA
2 stops38h 40mTAP AIR PORTUGAL
Sun 12/288:10 pmDCA - DUB
2 stops15h 00mTAP AIR PORTUGAL
Deal found 12/14$2,756
This Gotogate deal was found by Cheapflights users on 12/15. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/289:00 amDUB - DCA
1 stop15h 45mMultiple Airlines
Sun 1/184:15 pmDCA - DUB
2 stops13h 00mMultiple Airlines
Deal found 12/15$2,994
This Gotogate deal was found by Cheapflights users on 12/14. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/289:00 amDUB - DCA
1 stop15h 45mMultiple Airlines
Sat 1/176:59 amDCA - DUB
1 stop19h 11mMultiple Airlines
Deal found 12/14$3,033

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 December 15, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$493
(British Airways)

One-way from

$446
(Kiwi.com)

Popular in

August

Cheapest in

February

Average price

$616
Provider with most accurate pricing for Dublin-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Dublin-Washington, D.C. (WAS) 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. 13% potential increase in price ($88 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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 December 15, 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

Mon 1/12

8:40 pm-5:08 pm

2 stops25h 28m

Washington, D.C. Reagan-National

Sun 1/25

6:34 pm-4:50 pm

2 stops17h 16m

$493

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Sat 2/7

9:45 am-9:58 pm

2 stops17h 13m

Washington, D.C. Reagan-National

Sat 2/14

4:15 pm-8:40 am

1 stop11h 25m

$505

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Mon 1/12

9:45 am-10:03 pm

2 stops17h 18m

Washington, D.C. Reagan-National

Sun 1/25

4:43 pm-8:40 am

1 stop10h 57m

$505

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Thu 1/15

11:30 am-9:30 pm

1 stop15h 00m

Washington, D.C. Reagan-National

Wed 1/21

4:43 pm-8:40 am

1 stop10h 57m

$510

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Wed 1/28

11:30 am-4:50 pm

1 stop10h 20m

Washington, D.C. Reagan-National

Wed 2/4

4:43 pm-8:40 am

1 stop10h 57m

$514

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Mon 1/12

11:30 am-4:50 pm

1 stop10h 20m

Washington, D.C. Reagan-National

Sun 1/18

1:44 pm-8:40 am

1 stop13h 56m

$515

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Mon 1/12

11:30 am-4:50 pm

1 stop10h 20m

Washington, D.C. Reagan-National

Mon 1/19

4:43 pm-8:40 am

1 stop10h 57m

$515

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Thu 1/15

11:30 am-4:50 pm

1 stop10h 20m

Washington, D.C. Reagan-National

Wed 1/21

4:43 pm-8:40 am

1 stop10h 57m

$515

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Tue 2/3

6:20 am-10:03 pm

2 stops20h 43m

$446

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Tue 1/13

4:40 pm-10:59 pm

1 stop11h 19m

$472

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/15

Showing 1-10 of 18 results
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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 25h 28m. British Airways provides one of the quickest options available for as low as $493. 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
Woodbridge
Tysons
Arlington
Owings Mills
Springfield
Hanover
Silver Spring
Fredericksburg
Linthicum Heights
Rockville
Laurel
Towson
Manassas
National Harbor
Bowie
Largo
McLean
Clinton
Cordova

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Alternative routes for Dublin to Reagan-National

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