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Cheap flights from Washington, D.C. Reagan-National Airport to Dublin from €208

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 5/10. 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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Find the cheapest flights from Washington, D.C. Reagan-National Airport to Dublin (DCA-DUB)

Cheap return flights

Delta Logo
09:40 - 07:45DCA-DUB
17h 05m2 stops
Delta Logo
10:45 - 18:00DUB-DCA
12h 15m1 stop
€390Delta
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Tue, 18 Nov - Tue, 25 Nov
Logo
12:55 - 06:10DCA-DUB
13h 15m2 stops
Logo
05:00 - 15:31DUB-DCA
15h 31m2 stops
€396
Find Deal
Tue, 28 Oct - Tue, 4 Nov
Delta Logo
16:50 - 09:20DCA-DUB
12h 30m1 stop
Delta Logo
06:00 - 18:00DUB-DCA
17h 00m2 stops
€402Delta
Find Deal
Sun, 26 Oct - Tue, 4 Nov
Air Canada Logo
12:55 - 07:10DCA-DUB
13h 15m2 stops
Air Canada Logo
09:00 - 19:45DUB-DCA
15h 45m1 stop
€409Air Canada
Find Deal
Tue, 17 Feb - Wed, 25 Feb
JetBlue Logo
18:55 - 09:00DCA-DUB
9h 05m1 stop
JetBlue Logo
11:30 - 19:20DUB-DCA
12h 50m1 stop
€411JetBlue
Find Deal
Tue, 14 Oct - Mon, 20 Oct
United Airlines Logo
11:30 - 08:10DCA-DUB
15h 40m1 stop
United Airlines Logo
09:00 - 12:19DUB-DCA
32h 19m2 stops
€416United Airlines
Find Deal
Mon, 16 Feb - Sun, 1 Mar
United Airlines Logo
20:40 - 07:10DCA-DUB
29h 30m1 stop
United Airlines Logo
09:00 - 12:19DUB-DCA
32h 19m2 stops
€417United Airlines
Find Deal
Mon, 3 Nov - Sun, 16 Nov
Air Canada Logo
09:40 - 07:10DCA-DUB
16h 30m1 stop
Air Canada Logo
09:00 - 19:45DUB-DCA
15h 45m1 stop
€443Air Canada
Find Deal
Sun, 16 Nov - Fri, 28 Nov
British Airways Logo
15:59 - 09:50DCA-DUB
12h 51m2 stops
British Airways Logo
20:40 - 17:57DUB-DCA
26h 17m2 stops
€449British Airways
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Thu, 15 Jan - Mon, 19 Jan
JetBlue Logo
17:55 - 09:00DCA-DUB
10h 05m1 stop
JetBlue Logo
11:30 - 22:56DUB-DCA
16h 26m1 stop
€458JetBlue
Find Deal
Mon, 29 Sep - Sat, 11 Oct

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
18 Nov
DCA09:40Washington, D.C. Reagan-National
17h 05m
2 stops
DUB07:45Dublin
25 Nov
DUB10:45Dublin
12h 15m
1 stop
DCA18:00Washington, D.C. Reagan-National
€390
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Delta
26 Oct
DCA16:50Washington, D.C. Reagan-National
12h 30m
1 stop
DUB09:20Dublin
4 Nov
DUB06:00Dublin
17h 00m
2 stops
DCA18:00Washington, D.C. Reagan-National
€402
Find similar
Delta
29 Oct
DCA20:40Washington, D.C. Reagan-National
15h 05m
2 stops
DUB15:45Dublin
4 Nov
DUB06:00Dublin
16h 10m
2 stops
DCA17:10Washington, D.C. Reagan-National
€419
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Air Canada flights from Washington, D.C. Reagan-National Airport to Dublin

Our best Air Canada deals on Washington, D.C. Reagan-National Airport to Dublin flight tickets
Air Canada
17 Feb
DCA12:55Washington, D.C. Reagan-National
13h 15m
2 stops
DUB07:10Dublin
25 Feb
DUB09:00Dublin
15h 45m
1 stop
DCA19:45Washington, D.C. Reagan-National
€409
Find similar
Air Canada
14 Sept
DCA16:35Washington, D.C. Reagan-National
10h 10m
1 stop
DUB07:45Dublin
24 Sept
DUB09:50Dublin
13h 14m
1 stop
DCA18:04Washington, D.C. Reagan-National
€441
Find similar
Air Canada
16 Nov
DCA09:40Washington, D.C. Reagan-National
16h 30m
1 stop
DUB07:10Dublin
28 Nov
DUB09:00Dublin
15h 45m
1 stop
DCA19:45Washington, D.C. Reagan-National
€443
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 8 September 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

Tue 18/11

09:40-07:45

2 stops17h 05m

Dublin

Tue 25/11

10:45-18:00

1 stop12h 15m

€390

Washington, D.C.Dublin

DCA - DUB

DCADUB

Washington, D.C. Reagan-National

Tue 28/10

12:55-06:10

2 stops13h 15m

Dublin

Tue 4/11

05:00-15:31

2 stops15h 31m

€396

Washington, D.C.Dublin

DCA - DUB

DCADUB

Washington, D.C. Reagan-National

Sun 26/10

16:50-09:20

1 stop12h 30m

Dublin

Tue 4/11

06:00-18:00

2 stops17h 00m

€402

Washington, D.C.Dublin

DCA - DUB

DCADUB

Washington, D.C. Reagan-National

Tue 17/2

12:55-07:10

2 stops13h 15m

Dublin

Wed 25/2

09:00-19:45

1 stop15h 45m

€409

Washington, D.C.Dublin

DCA - DUB

DCADUB

Washington, D.C. Reagan-National

Tue 14/10

18:55-09:00

1 stop9h 05m

Dublin

Mon 20/10

11:30-19:20

1 stop12h 50m

€411

Washington, D.C.Dublin

DCA - DUB

DCADUB

Washington, D.C. Reagan-National

Mon 16/2

11:30-08:10

1 stop15h 40m

Dublin

Sun 1/3

09:00-12:19

2 stops32h 19m

€416

Washington, D.C.Dublin

DCA - DUB

DCADUB

Washington, D.C. Reagan-National

Mon 3/11

20:40-07:10

1 stop29h 30m

Dublin

Sun 16/11

09:00-12:19

2 stops32h 19m

€417

Washington, D.C.Dublin

DCA - DUB

DCADUB

Washington, D.C. Reagan-National

Sun 16/11

09:40-07:10

1 stop16h 30m

Dublin

Fri 28/11

09:00-19:45

1 stop15h 45m

€443

Washington, D.C.Dublin

DCA - DUB

DCADUB

Washington, D.C. Reagan-National

Thu 15/1

15:59-09:50

2 stops12h 51m

Dublin

Mon 19/1

20:40-17:57

2 stops26h 17m

€449

Washington, D.C.Dublin

DCA - DUB

DCADUB

Washington, D.C. Reagan-National

Mon 29/9

17:55-09:00

1 stop10h 05m

Dublin

Sat 11/10

11:30-22:56

1 stop16h 26m

€458

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 January, 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 January, still average around €548.

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 €612. If your travel schedule is flexible, try to avoid departing on a Wednesday because tickets tend to average around €620. 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 afternoon. Our users have found flights to Dublin in the afternoon for as low as €612. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are €622 on average. Flights to Dublin from Washington, D.C. Reagan-National Airport in the evening 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

Direct flights

None
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.
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  • 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 05m.

  • 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
Cavan
Swords
Dundalk
Tullamore
Enniscorthy
Kildare
Naas
Mullingar
Maynooth
Arklow
Bray
Drogheda
Gorey
Malahide
Carlingford
Portmarnock
Leixlip

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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