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Cheap flights from Washington, D.C. Reagan-National Airport to Dublin from €226

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 22/10. 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

Cheap return flights

KLM Logo
17:03 - 08:45DCA-DUB
10h 42m1 stop
KLM Logo
09:45 - 17:18DUB-DCA
12h 33m1 stop
€385KLM
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Wed, 12 Nov - Wed, 19 Nov
Delta Logo
17:00 - 08:45DCA-DUB
11h 45m1 stop
Delta Logo
10:45 - 18:59DUB-DCA
13h 14m2 stops
€389Delta
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Mon, 27 Oct - Wed, 5 Nov
Delta Logo
05:00 - 08:20DCA-DUB
22h 20m1 stop
Delta Logo
11:30 - 17:00DUB-DCA
10h 30m1 stop
€390Delta
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Sun, 2 Nov - Fri, 14 Nov
United Airlines Logo
06:30 - 07:10DCA-DUB
43h 40m2 stops
United Airlines Logo
13:35 - 19:35DUB-DCA
11h 00m1 stop
€391United Airlines
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Mon, 10 Nov - Tue, 18 Nov
United Airlines Logo
19:00 - 09:55DCA-DUB
9h 55m1 stop
United Airlines Logo
09:00 - 19:45DUB-DCA
15h 45m1 stop
€391United Airlines
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Wed, 12 Nov - Fri, 21 Nov
Air Canada Logo
12:55 - 07:10DCA-DUB
13h 15m2 stops
Air Canada Logo
09:00 - 22:35DUB-DCA
18h 35m1 stop
€393Air Canada
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Tue, 4 Nov - Wed, 12 Nov
Multiple Airlines Logo
12:55 - 06:10DCA-DUB
13h 15m2 stops
Multiple Airlines Logo
05:00 - 15:31DUB-DCA
15h 31m2 stops
€395Multiple Airlines
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Tue, 28 Oct - Tue, 4 Nov
Multiple Airlines Logo
18:50 - 06:10DCA-DUB
31h 20m1 stop
Multiple Airlines Logo
05:10 - 15:31DUB-DCA
15h 21m2 stops
€396Multiple Airlines
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Mon, 27 Oct - Wed, 5 Nov
Air Canada Logo
11:05 - 06:10DCA-DUB
15h 05m2 stops
Air Canada Logo
09:00 - 18:05DUB-DCA
14h 05m1 stop
€408Air Canada
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Fri, 31 Oct - Fri, 7 Nov
Lufthansa Logo
16:30 - 07:30DCA-DUB
11h 00m1 stop
Lufthansa Logo
13:35 - 19:35DUB-DCA
11h 00m1 stop
€414Lufthansa
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Mon, 27 Oct - Wed, 5 Nov

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
27 Oct
DCA17:00Washington, D.C. Reagan-National
11h 45m
1 stop
DUB08:45Dublin
5 Nov
DUB10:45Dublin
13h 14m
2 stops
DCA18:59Washington, D.C. Reagan-National
€389
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Delta
2 Nov
DCA05:00Washington, D.C. Reagan-National
22h 20m
1 stop
DUB08:20Dublin
14 Nov
DUB11:30Dublin
10h 30m
1 stop
DCA17:00Washington, D.C. Reagan-National
€390
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Delta
19 Nov
DCA08:59Washington, D.C. Reagan-National
17h 46m
1 stop
DUB07:45Dublin
27 Nov
DUB08:45Dublin
17h 30m
2 stops
DCA21:15Washington, D.C. Reagan-National
€401
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JetBlue flights from Washington, D.C. Reagan-National Airport to Dublin

Our best JetBlue deals on Washington, D.C. Reagan-National Airport to Dublin flight tickets
JetBlue
15 Oct
DCA17:20Washington, D.C. Reagan-National
10h 00m
1 stop
DUB08:20Dublin
22 Oct
DUB11:30Dublin
12h 52m
1 stop
DCA19:22Washington, D.C. Reagan-National
€419
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JetBlue
7 Oct
DCA13:35Washington, D.C. Reagan-National
14h 25m
1 stop
DUB09:00Dublin
14 Oct
DUB11:30Dublin
16h 26m
1 stop
DCA22:56Washington, D.C. Reagan-National
€432
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JetBlue
17 Oct
DCA17:20Washington, D.C. Reagan-National
10h 00m
1 stop
DUB08:20Dublin
20 Oct
DUB11:30Dublin
12h 50m
1 stop
DCA19:20Washington, D.C. Reagan-National
€449
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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 16 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

Wed 12/11

17:03-08:45

1 stop10h 42m

Dublin

Wed 19/11

09:45-17:18

1 stop12h 33m

€385

Washington, D.C.Dublin

DCA - DUB

DCADUB

Washington, D.C. Reagan-National

Mon 27/10

17:00-08:45

1 stop11h 45m

Dublin

Wed 5/11

10:45-18:59

2 stops13h 14m

€389

Washington, D.C.Dublin

DCA - DUB

DCADUB

Washington, D.C. Reagan-National

Sun 2/11

05:00-08:20

1 stop22h 20m

Dublin

Fri 14/11

11:30-17:00

1 stop10h 30m

€390

Washington, D.C.Dublin

DCA - DUB

DCADUB

Washington, D.C. Reagan-National

Mon 10/11

06:30-07:10

2 stops43h 40m

Dublin

Tue 18/11

13:35-19:35

1 stop11h 00m

€391

Washington, D.C.Dublin

DCA - DUB

DCADUB

Washington, D.C. Reagan-National

Wed 12/11

19:00-09:55

1 stop9h 55m

Dublin

Fri 21/11

09:00-19:45

1 stop15h 45m

€391

Washington, D.C.Dublin

DCA - DUB

DCADUB

Washington, D.C. Reagan-National

Tue 4/11

12:55-07:10

2 stops13h 15m

Dublin

Wed 12/11

09:00-22:35

1 stop18h 35m

€393

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

€395

Washington, D.C.Dublin

DCA - DUB

DCADUB

Washington, D.C. Reagan-National

Mon 27/10

18:50-06:10

1 stop31h 20m

Dublin

Wed 5/11

05:10-15:31

2 stops15h 21m

€396

Washington, D.C.Dublin

DCA - DUB

DCADUB

Washington, D.C. Reagan-National

Fri 31/10

11:05-06:10

2 stops15h 05m

Dublin

Fri 7/11

09:00-18:05

1 stop14h 05m

€408

Washington, D.C.Dublin

DCA - DUB

DCADUB

Washington, D.C. Reagan-National

Mon 27/10

16:30-07:30

1 stop11h 00m

Dublin

Wed 5/11

13:35-19:35

1 stop11h 00m

€414

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 €546.

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 €603. If your travel schedule is flexible, try to avoid departing on a Wednesday because tickets tend to average around €618. 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 €611. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are €621 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 30m.

  • 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
Bray
Maynooth
Arklow
Drogheda
Malahide
Carlingford
Portmarnock
Castleknock
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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