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Cheap flights from Ireland to Washington, D.C. from €319

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ireland to Washington, D.C. departing on 23/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
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Find the cheapest flights from Ireland to Washington, D.C.

Recent return flight deals from Ireland to Washington, D.C.

Enter your travel dates to find the best prices.
Delta Logo
13:25 - 22:48
DUB
-
DCA
14h 23m2 stops
Delta Logo
17:00 - 15:45
DCA
-
DUB
17h 45m2 stops
€427Delta
Wed, 11 Feb - Wed, 18 Feb
Delta Logo
13:25 - 22:53
DUB
-
DCA
14h 28m2 stops
Delta Logo
17:59 - 15:45
DCA
-
DUB
16h 46m2 stops
€428Delta
Sat, 7 Feb - Sun, 15 Feb
Delta Logo
05:55 - 18:29
DUB
-
DCA
17h 34m2 stops
Delta Logo
17:00 - 15:45
DCA
-
DUB
17h 45m2 stops
€429Delta
Fri, 13 Feb - Fri, 20 Feb
KLM Logo
13:25 - 22:48
DUB
-
DCA
14h 23m2 stops
KLM Logo
11:10 - 08:45
DCA
-
DUB
16h 35m1 stop
€430KLM
Thu, 15 Jan - Thu, 22 Jan
KLM Logo
13:25 - 22:48
DUB
-
DCA
14h 23m2 stops
KLM Logo
06:00 - 08:45
DCA
-
DUB
21h 45m1 stop
€431KLM
Thu, 15 Jan - Wed, 21 Jan
British Airways Logo
07:50 - 19:36
SNN
-
DCA
16h 46m2 stops
British Airways Logo
16:34 - 11:30
DCA
-
SNN
13h 56m2 stops
€545British Airways
Mon, 2 Feb - Mon, 2 Mar
British Airways Logo
17:35 - 16:50
ORK
-
DCA
28h 15m2 stops
British Airways Logo
17:24 - 21:00
DCA
-
ORK
22h 36m2 stops
€583British Airways
Fri, 6 Feb - Sun, 8 Feb
American Airlines Logo
07:40 - 22:17
SNN
-
DCA
19h 37m2 stops
American Airlines Logo
16:43 - 11:20
DCA
-
SNN
13h 37m2 stops
€594American Airlines
Wed, 6 May - Sun, 10 May
United Airlines Logo
12:30 - 17:23
SNN
-
DCA
9h 53m1 stop
United Airlines Logo
19:00 - 10:15
DCA
-
SNN
10h 15m1 stop
€612United Airlines
Wed, 6 May - Sun, 10 May
American Airlines Logo
13:45 - 22:00
SNN
-
DCA
13h 15m2 stops
American Airlines Logo
15:50 - 05:25
DCA
-
SNN
8h 35m1 stop
€613American Airlines
Wed, 6 May - Sun, 10 May

American Airlines flights from Ireland to Washington, D.C. Reagan-National Airport

Our best American Airlines deals on Ireland to Washington, D.C. Reagan-National Airport flight tickets
American Airlines
23 Jan
DUB13:40Dublin
25h 23m
2 stops
DCA10:03Washington, D.C. Reagan-National
27 Jan
DCA19:31Washington, D.C. Reagan-National
33h 09m
2 stops
DUB09:40Dublin
€442
Find similar
American Airlines
12 Jan
DUB11:30Dublin
10h 20m
1 stop
DCA16:50Washington, D.C. Reagan-National
18 Jan
DCA16:43Washington, D.C. Reagan-National
10h 57m
1 stop
DUB08:40Dublin
€460
Find similar
American Airlines
11 Jun
DUB11:45Dublin
11h 41m
1 stop
DCA18:26Washington, D.C. Reagan-National
18 Jun
DCA17:26Washington, D.C. Reagan-National
11h 09m
1 stop
DUB09:35Dublin
€487
Find similar

Delta flights from Ireland to Washington, D.C. Reagan-National Airport

Our best Delta deals on Ireland to Washington, D.C. Reagan-National Airport flight tickets
Delta
15 Jan
DUB05:55Dublin
16h 58m
2 stops
DCA17:53Washington, D.C. Reagan-National
22 Jan
DCA11:10Washington, D.C. Reagan-National
15h 50m
2 stops
DUB08:00Dublin
€427
Find similar
Delta
7 Feb
DUB13:25Dublin
14h 28m
2 stops
DCA22:53Washington, D.C. Reagan-National
15 Feb
DCA17:59Washington, D.C. Reagan-National
16h 46m
2 stops
DUB15:45Dublin
€428
Find similar
Delta
13 Feb
DUB05:55Dublin
17h 34m
2 stops
DCA18:29Washington, D.C. Reagan-National
20 Feb
DCA17:00Washington, D.C. Reagan-National
17h 45m
2 stops
DUB15:45Dublin
€429
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Ireland 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 30 December 2025.
Use the filters below to find and compare flights from Ireland 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

Wed 11/2

13:25-22:48

2 stops14h 23m

Washington, D.C. Reagan-National

Wed 18/2

17:00-15:45

2 stops17h 45m

€427

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Sat 7/2

13:25-22:53

2 stops14h 28m

Washington, D.C. Reagan-National

Sun 15/2

17:59-15:45

2 stops16h 46m

€428

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Fri 13/2

05:55-18:29

2 stops17h 34m

Washington, D.C. Reagan-National

Fri 20/2

17:00-15:45

2 stops17h 45m

€429

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Thu 15/1

13:25-22:48

2 stops14h 23m

Washington, D.C. Reagan-National

Thu 22/1

11:10-08:45

1 stop16h 35m

€430

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Thu 15/1

13:25-22:48

2 stops14h 23m

Washington, D.C. Reagan-National

Wed 21/1

06:00-08:45

1 stop21h 45m

€431

ShannonWashington, D.C.

SNN - DCA

SNNDCA

Shannon

Mon 2/2

07:50-19:36

2 stops16h 46m

Washington, D.C. Reagan-National

Mon 2/3

16:34-11:30

2 stops13h 56m

€545

CorkWashington, D.C.

ORK - DCA

ORKDCA

Cork

Fri 6/2

17:35-16:50

2 stops28h 15m

Washington, D.C. Reagan-National

Sun 8/2

17:24-21:00

2 stops22h 36m

€583

ShannonWashington, D.C.

SNN - DCA

SNNDCA

Shannon

Wed 6/5

07:40-22:17

2 stops19h 37m

Washington, D.C. Reagan-National

Sun 10/5

16:43-11:20

2 stops13h 37m

€594

ShannonWashington, D.C.

SNN - DCA

SNNDCA

Shannon

Wed 6/5

12:30-17:23

1 stop9h 53m

Washington, D.C. Reagan-National

Sun 10/5

19:00-10:15

1 stop10h 15m

€612

ShannonWashington, D.C.

SNN - DCA

SNNDCA

Shannon

Wed 6/5

13:45-22:00

2 stops13h 15m

Washington, D.C. Reagan-National

Sun 10/5

15:50-05:25

1 stop8h 35m

€613

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 Washington, D.C. from

How to get the cheapest flight ticket from Ireland 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 airline that flies from Ireland to Washington, D.C. Reagan-National?

WestJet, British Airways, and American Airlines are the most popular carriers operating from Ireland to Washington, D.C. Reagan-National

Cheap Ireland to Washington, D.C. Reagan-National Airport flight deals and tips

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

Fastest flight time

10h 57m

Direct flights

None
The fastest flight from Ireland to Washington, D.C. Reagan-National Airport takes 10h 57m
There are no direct flights from Ireland to Washington, D.C. Reagan-National Airport. There are no popular flight routes from Ireland to Washington, D.C. Reagan-National Airport.
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  • When did momondo last update prices for flights from Ireland to Washington, D.C. Reagan-National Airport?

    Prices for flights from Ireland to Washington, D.C. Reagan-National Airport were last updated today.

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ireland to Washington, D.C. Reagan-National Airport.

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

    The travel and health documents you'll need for your trip to Washington, D.C. Reagan-National Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Washington, D.C. Reagan-National Airport. It is always advisable to seek advice from your airline or a trusted 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 Ireland to Washington, D.C.?

It is quick and easy to find Ireland to Washington, D.C. flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Washington, D.C. that suits you.

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

Yes. momondo allows you to filter the results for Ireland to Washington, D.C. flights to just show those with flexible booking policies.

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

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 Ireland to Washington, D.C..

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

Of course. momondo tracks the price of Ireland to Washington, D.C. flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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