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Cheap flights from Washington, D.C. Reagan-National Airport to Dublin from €273

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Reagan-National Airport to Dublin departing on 27/1. 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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Find the cheapest flights from Washington, D.C. Reagan-National Airport to Dublin

Cheap return flights

Enter your travel dates to find the best prices.
JetBlue Logo
14:59 - 08:20
DCA
-
DUB
12h 21m1 stop
JetBlue Logo
10:40 - 17:49
DUB
-
DCA
12h 09m1 stop
€441JetBlue
Wed, 29 Apr - Thu, 7 May
JetBlue Logo
20:55 - 08:20
DCA
-
DUB
30h 25m1 stop
JetBlue Logo
10:40 - 17:49
DUB
-
DCA
12h 09m1 stop
€447JetBlue
Sun, 19 Apr - Thu, 30 Apr
JetBlue Logo
15:59 - 08:20
DCA
-
DUB
11h 21m1 stop
JetBlue Logo
10:40 - 16:19
DUB
-
DCA
10h 39m1 stop
€464JetBlue
Wed, 6 May - Wed, 13 May
JetBlue Logo
08:30 - 08:20
DCA
-
DUB
18h 50m1 stop
JetBlue Logo
11:45 - 22:59
DUB
-
DCA
16h 14m1 stop
€469JetBlue
Wed, 6 May - Fri, 15 May
Multiple Airlines Logo
12:55 - 07:10
DCA
-
DUB
13h 15m2 stops
Multiple Airlines Logo
09:10 - 19:45
DUB
-
DCA
15h 35m2 stops
€483Multiple Airlines
Tue, 13 Jan - Tue, 20 Jan
JetBlue Logo
20:55 - 08:20
DCA
-
DUB
30h 25m1 stop
JetBlue Logo
10:40 - 16:19
DUB
-
DCA
10h 39m1 stop
€484JetBlue
Sat, 2 May - Sat, 9 May
Multiple Airlines Logo
11:05 - 19:15
DCA
-
DUB
27h 10m3 stops
Multiple Airlines Logo
06:20 - 21:58
DUB
-
DCA
20h 38m2 stops
€487Multiple Airlines
Tue, 13 Jan - Tue, 20 Jan
Multiple Airlines Logo
06:00 - 07:10
DCA
-
DUB
20h 10m2 stops
Multiple Airlines Logo
05:00 - 21:58
DUB
-
DCA
21h 58m2 stops
€487Multiple Airlines
Sun, 11 Jan - Tue, 20 Jan
Multiple Airlines Logo
09:40 - 07:10
DCA
-
DUB
16h 30m1 stop
Multiple Airlines Logo
09:10 - 19:45
DUB
-
DCA
15h 35m2 stops
€489Multiple Airlines
Sun, 11 Jan - Tue, 20 Jan
JetBlue Logo
15:59 - 08:20
DCA
-
DUB
11h 21m1 stop
JetBlue Logo
11:45 - 22:59
DUB
-
DCA
16h 14m1 stop
€490JetBlue
Wed, 6 May - Fri, 15 May

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

Our best British Airways deals on Washington, D.C. Reagan-National Airport to Dublin flight tickets
British Airways
16 Mar
DCA06:06Washington, D.C. Reagan-National
21h 49m
2 stops
DUB07:55Dublin
24 Mar
DUB08:50Dublin
15h 58m
2 stops
DCA20:48Washington, D.C. Reagan-National
€498
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British Airways
25 Feb
DCA13:54Washington, D.C. Reagan-National
14h 46m
2 stops
DUB09:40Dublin
29 Apr
DUB19:45Dublin
29h 15m
2 stops
DCA20:00Washington, D.C. Reagan-National
€502
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British Airways
21 Jan
DCA18:34Washington, D.C. Reagan-National
14h 31m
2 stops
DUB14:05Dublin
25 Jan
DUB19:25Dublin
28h 31m
2 stops
DCA18:56Washington, D.C. Reagan-National
€540
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Delta flights from Washington, D.C. Reagan-National Airport to Dublin

Our best Delta deals on Washington, D.C. Reagan-National Airport to Dublin flight tickets
Delta
11 Jan
DCA11:10Washington, D.C. Reagan-National
15h 50m
2 stops
DUB08:00Dublin
20 Jan
DUB05:55Dublin
16h 09m
2 stops
DCA17:04Washington, D.C. Reagan-National
€515
Find similar
Delta
7 Jan
DCA17:00Washington, D.C. Reagan-National
17h 45m
2 stops
DUB15:45Dublin
22 Jan
DUB10:45Dublin
17h 03m
1 stop
DCA22:48Washington, D.C. Reagan-National
€516
Find similar
Delta
11 Feb
DCA12:20Washington, D.C. Reagan-National
14h 45m
2 stops
DUB08:05Dublin
17 Feb
DUB08:50Dublin
15h 09m
2 stops
DCA18:59Washington, D.C. Reagan-National
€519
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Washington, D.C. Reagan-National Airport to Dublin 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 18 December 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Dublin that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Dublin

DCA - DUB

DCADUB

Washington, D.C. Reagan-National

Wed 29/4

14:59-08:20

1 stop12h 21m

Dublin

Thu 7/5

10:40-17:49

1 stop12h 09m

€441

Washington, D.C.Dublin

DCA - DUB

DCADUB

Washington, D.C. Reagan-National

Sun 19/4

20:55-08:20

1 stop30h 25m

Dublin

Thu 30/4

10:40-17:49

1 stop12h 09m

€447

Washington, D.C.Dublin

DCA - DUB

DCADUB

Washington, D.C. Reagan-National

Wed 6/5

15:59-08:20

1 stop11h 21m

Dublin

Wed 13/5

10:40-16:19

1 stop10h 39m

€464

Washington, D.C.Dublin

DCA - DUB

DCADUB

Washington, D.C. Reagan-National

Wed 6/5

08:30-08:20

1 stop18h 50m

Dublin

Fri 15/5

11:45-22:59

1 stop16h 14m

€469

Washington, D.C.Dublin

DCA - DUB

DCADUB

Washington, D.C. Reagan-National

Tue 13/1

12:55-07:10

2 stops13h 15m

Dublin

Tue 20/1

09:10-19:45

2 stops15h 35m

€483

Washington, D.C.Dublin

DCA - DUB

DCADUB

Washington, D.C. Reagan-National

Sat 2/5

20:55-08:20

1 stop30h 25m

Dublin

Sat 9/5

10:40-16:19

1 stop10h 39m

€484

Washington, D.C.Dublin

DCA - DUB

DCADUB

Washington, D.C. Reagan-National

Tue 13/1

11:05-19:15

3 stops27h 10m

Dublin

Tue 20/1

06:20-21:58

2 stops20h 38m

€487

Washington, D.C.Dublin

DCA - DUB

DCADUB

Washington, D.C. Reagan-National

Sun 11/1

06:00-07:10

2 stops20h 10m

Dublin

Tue 20/1

05:00-21:58

2 stops21h 58m

€487

Washington, D.C.Dublin

DCA - DUB

DCADUB

Washington, D.C. Reagan-National

Sun 11/1

09:40-07:10

1 stop16h 30m

Dublin

Tue 20/1

09:10-19:45

2 stops15h 35m

€489

Washington, D.C.Dublin

DCA - DUB

DCADUB

Washington, D.C. Reagan-National

Wed 6/5

15:59-08:20

1 stop11h 21m

Dublin

Fri 15/5

11:45-22:59

1 stop16h 14m

€490

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Dublin from

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

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 month to fly to Dublin?

If you aren’t able to travel during the month of February, then book flights to Dublin from Washington, D.C. Reagan-National Airport during September instead. Flights to Dublin in September, while not as cheap as those in February, still average around €539.

What is the cheapest day to depart on your flight to Dublin?

Our data shows that Tuesday is the least expensive day to fly to Dublin. Tickets to fly out on this day can be as low as €609. If your travel schedule is flexible, try to avoid departing on a Wednesday because tickets tend to average around €621. These prices are subject to change though, so be sure to set up a Price Alert for flights to Dublin.

What is the cheapest time of day to depart on your flight to Dublin?

Our data shows that the cheapest Washington, D.C. Reagan-National Airport to Dublin flights are usually those with departure times in the evening. Our users have found flights to Dublin in the evening for as low as €621. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are €682 on average. Flights to Dublin from Washington, D.C. Reagan-National Airport in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.

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

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

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

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

Fastest flight time

9h 31m

Direct flights

None
The fastest flight from Washington, D.C. Reagan-National Airport to Dublin takes 9h 31m
There are no direct flights from Washington, D.C. Reagan-National Airport to Dublin. There are no popular flight routes from Washington, D.C. Reagan-National Airport to Dublin.
Search flight deals

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

    Dublin is 5442.4 km away from Washington, D.C. Reagan-National. By plane, this route typically takes 9h 31m.

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

    Prices for flights from Washington, D.C. Reagan-National Airport to Dublin Airport refresh daily.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Reagan-National Airport to Dublin Airport.

  • What documentation or ID do you need to fly to Dublin Airport?

    The required travel and health documents for your Dublin 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 Dublin Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Travelling to a place near Dublin?

Book flights to Dublin if you plan to visit one of these locations
Kilkenny
Athlone
Wicklow
Swords
Cavan
Dundalk
Tullamore
Kildare
Naas
Enniscorthy
Bray
Mullingar
Carlingford
Arklow
Gorey
Malahide
Maynooth
Leixlip
Castleknock
Drogheda

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington, D.C. to Dublin . Millions of users trust and use momondo every year so you are in good hands.

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

All flight searches from Washington, D.C. to Dublin on momondo can be filtered to show those which offer flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Washington, D.C. to Dublin.

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

Yes momondo offers price alerts on flights to Dublin from Washington, D.C.. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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