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Cheap flights from Dublin to Washington, D.C. from €391

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Dublin to Washington, D.C. departing on 23/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags
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Cheap return flights

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American Airlines Logo
11:30 - 16:50
DUB
-
DCA
10h 20m1 stop
American Airlines Logo
13:44 - 08:40
DCA
-
DUB
13h 56m1 stop
€439American Airlines
Mon, 12 Jan - Sun, 18 Jan
Multiple Airlines Logo
11:30 - 21:30
DUB
-
DCA
15h 00m1 stop
Multiple Airlines Logo
16:43 - 08:40
DCA
-
DUB
10h 57m1 stop
€440Multiple Airlines
Mon, 12 Jan - Sun, 18 Jan
Multiple Airlines Logo
11:30 - 16:50
DUB
-
DCA
10h 20m1 stop
Multiple Airlines Logo
13:44 - 08:40
DCA
-
DUB
13h 56m1 stop
€441Multiple Airlines
Mon, 19 Jan - Mon, 26 Jan
American Airlines Logo
09:30 - 20:00
DUB
-
DCA
15h 30m1 stop
American Airlines Logo
17:30 - 09:55
DCA
-
DUB
11h 25m1 stop
€442American Airlines
Wed, 29 Apr - Sun, 3 May
Multiple Airlines Logo
12:40 - 20:38
DUB
-
DCA
12h 58m1 stop
Multiple Airlines Logo
17:30 - 09:55
DCA
-
DUB
11h 25m1 stop
€443Multiple Airlines
Thu, 30 Apr - Sat, 16 May
Multiple Airlines Logo
12:40 - 20:38
DUB
-
DCA
12h 58m1 stop
Multiple Airlines Logo
15:54 - 06:30
DCA
-
DUB
9h 36m1 stop
€445Multiple Airlines
Thu, 30 Apr - Sat, 16 May
American Airlines Logo
11:30 - 16:50
DUB
-
DCA
10h 20m1 stop
American Airlines Logo
13:44 - 08:40
DCA
-
DUB
13h 56m1 stop
€447American Airlines
Wed, 11 Feb - Wed, 18 Feb
British Airways Logo
11:30 - 16:50
DUB
-
DCA
10h 20m1 stop
British Airways Logo
16:43 - 08:40
DCA
-
DUB
10h 57m1 stop
€491British Airways
Mon, 12 Jan - Sun, 18 Jan
Scandinavian Airlines Logo
12:30 - 19:52
DUB
-
DCA
36h 22m2 stops
Scandinavian Airlines Logo
11:10 - 11:45
DCA
-
DUB
19h 35m2 stops
€510Scandinavian Airlines
Mon, 19 Jan - Mon, 26 Jan
Scandinavian Airlines Logo
12:30 - 19:52
DUB
-
DCA
36h 22m2 stops
Scandinavian Airlines Logo
11:10 - 11:45
DCA
-
DUB
19h 35m2 stops
€516Scandinavian Airlines
Mon, 19 Jan - Mon, 26 Jan

Iberia flights from Dublin to Washington, D.C. Reagan-National Airport

Our best Iberia deals on Dublin to Washington, D.C. Reagan-National Airport flight tickets
Iberia
21 Jan
DUB11:40Dublin
12h 16m
1 stop
DCA18:56Washington, D.C. Reagan-National
28 Jan
DCA13:35Washington, D.C. Reagan-National
14h 20m
2 stops
DUB08:55Dublin
€527
Find similar
Iberia
10 Dec
DUB09:40Dublin
38h 31m
2 stops
DCA19:11Washington, D.C. Reagan-National
27 Dec
DCA13:59Washington, D.C. Reagan-National
13h 56m
2 stops
DUB08:55Dublin
€872
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Delta flights from Dublin to Washington, D.C. Reagan-National Airport

Our best Delta deals on Dublin to Washington, D.C. Reagan-National Airport flight tickets
Delta
20 Jan
DUB13:25Dublin
14h 23m
2 stops
DCA22:48Washington, D.C. Reagan-National
27 Jan
DCA11:10Washington, D.C. Reagan-National
15h 50m
2 stops
DUB08:00Dublin
€548
Find similar
Delta
12 Dec
DUB13:25Dublin
15h 33m
2 stops
DCA23:58Washington, D.C. Reagan-National
14 Dec
DCA14:55Washington, D.C. Reagan-National
13h 25m
1 stop
DUB09:20Dublin
€551
Find similar
Delta
12 Dec
DUB11:30Dublin
17h 28m
1 stop
DCA23:58Washington, D.C. Reagan-National
14 Dec
DCA18:45Washington, D.C. Reagan-National
9h 35m
1 stop
DUB09:20Dublin
€560
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Dublin to Washington, D.C. Reagan-National Airport 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, momondo users made 13,528 searches. Data last updated 7 December 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

Fly to

Route

Depart

Return

Price

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Mon 12/1

11:30-16:50

1 stop10h 20m

Washington, D.C. Reagan-National

Sun 18/1

13:44-08:40

1 stop13h 56m

€439

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Mon 12/1

11:30-21:30

1 stop15h 00m

Washington, D.C. Reagan-National

Sun 18/1

16:43-08:40

1 stop10h 57m

€440

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Mon 19/1

11:30-16:50

1 stop10h 20m

Washington, D.C. Reagan-National

Mon 26/1

13:44-08:40

1 stop13h 56m

€441

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Wed 29/4

09:30-20:00

1 stop15h 30m

Washington, D.C. Reagan-National

Sun 3/5

17:30-09:55

1 stop11h 25m

€442

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Thu 30/4

12:40-20:38

1 stop12h 58m

Washington, D.C. Reagan-National

Sat 16/5

17:30-09:55

1 stop11h 25m

€443

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Thu 30/4

12:40-20:38

1 stop12h 58m

Washington, D.C. Reagan-National

Sat 16/5

15:54-06:30

1 stop9h 36m

€445

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Wed 11/2

11:30-16:50

1 stop10h 20m

Washington, D.C. Reagan-National

Wed 18/2

13:44-08:40

1 stop13h 56m

€447

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Mon 12/1

11:30-16:50

1 stop10h 20m

Washington, D.C. Reagan-National

Sun 18/1

16:43-08:40

1 stop10h 57m

€491

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Mon 19/1

12:30-19:52

2 stops36h 22m

Washington, D.C. Reagan-National

Mon 26/1

11:10-11:45

2 stops19h 35m

€510

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Mon 19/1

12:30-19:52

2 stops36h 22m

Washington, D.C. Reagan-National

Mon 26/1

11:10-11:45

2 stops19h 35m

€516

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How to get the cheapest flight ticket from Dublin to Washington, D.C. Reagan-National Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Washington, D.C. Reagan-National Airport?

The cheapest day to depart from Dublin to Washington, D.C. Reagan-National Airport is on a Wednesday. Travellers who choose to depart for Washington, D.C. Reagan-National Airport on a Wednesday will often find tickets for as low as €372. Flights from Dublin to Washington, D.C. Reagan-National Airport on a Thursday will generally be more expensive and average around €610. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

When to book flights from Dublin to Washington, D.C. Reagan-National Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Dublin to Washington, D.C. Reagan-National Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Dublin to Washington, D.C. Reagan-National Airport (DUB to DCA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Dublin to Washington, D.C. Reagan-National Airport

Fastest flight time

10h 20m

Direct flights

None
The fastest flight from Dublin to Washington, D.C. Reagan-National Airport takes 10h 20m
There are no direct flights from Dublin to Washington, D.C. Reagan-National Airport. There are no popular flight routes from Dublin to Washington, D.C. Reagan-National Airport.
Search flight deals

  • How far is Dublin to Washington, D.C. Reagan-National by plane?

    Washington, D.C. Reagan-National is 5442.4 km away from Dublin. Flights usually cover this in 10h 05m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Dublin Airport to Washington, D.C. Reagan-National Airport?

    Prices for flights from Dublin Airport to Washington, D.C. Reagan-National Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Dublin Airport to Washington, D.C. Reagan-National Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Dublin Airport to Washington, D.C. Reagan-National Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Reagan-National Airport?

    The required travel and health documents for your Washington, D.C. Reagan-National Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Washington, D.C. Reagan-National Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Travelling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Gettysburg

Why use momondo?

Why should I use momondo to find a flight deal from Dublin to Washington, D.C.?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Washington, D.C. from Dublin.

Can I find flights from Dublin to Washington, D.C. with flexible booking policies on momondo?

Yes. All flights to Washington, D.C. from Dublin on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Dublin to Washington, D.C.?

momondo provides multiple filters to help you find the best flight to Washington, D.C. from Dublin. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Dublin to Washington, D.C. right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Washington, D.C., momondo offers a useful price alert feature which will track prices for flights to Washington, D.C. from Dublin and alert you when they change.

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