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Cheap flights from Ireland to Washington, D.C. from €253

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 18/4. 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.
JetBlue Logo
10:40 - 15:42
DUB
-
DCA
10h 02m
1 stop
JetBlue Logo
20:00 - 08:20
DCA
-
DUB
31h 20m
1 stop
€400JetBlue
Wed, 22 Apr - Thu, 30 Apr
JetBlue Logo
10:40 - 15:42
DUB
-
DCA
10h 02m
1 stop
JetBlue Logo
18:40 - 08:20
DCA
-
DUB
8h 40m
1 stop
€408JetBlue
Wed, 29 Apr - Mon, 4 May
JetBlue Logo
10:40 - 15:42
DUB
-
DCA
10h 02m
1 stop
JetBlue Logo
15:35 - 08:20
DCA
-
DUB
11h 45m
1 stop
€409JetBlue
Tue, 28 Apr - Tue, 5 May
KLM Logo
06:00 - 16:27
ORK
-
DCA
15h 27m
2 stops
KLM Logo
17:05 - 10:45
DCA
-
ORK
13h 40m
2 stops
€454KLM
Thu, 5 Mar - Mon, 9 Mar
United Airlines Logo
12:30 - 17:25
SNN
-
DCA
9h 55m
1 stop
United Airlines Logo
13:05 - 10:15
DCA
-
SNN
16h 10m
1 stop
€479United Airlines
Fri, 3 Apr - Tue, 7 Apr
United Airlines Logo
12:30 - 17:25
SNN
-
DCA
9h 55m
1 stop
United Airlines Logo
13:05 - 10:15
DCA
-
SNN
16h 10m
1 stop
€481United Airlines
Fri, 3 Apr - Tue, 7 Apr
Delta Logo
06:00 - 18:59
ORK
-
DCA
17h 59m
2 stops
Delta Logo
17:09 - 15:00
DCA
-
ORK
17h 51m
2 stops
€489Delta
Thu, 5 Mar - Mon, 9 Mar
American Airlines Logo
07:40 - 16:37
ORK
-
DCA
13h 57m
2 stops
American Airlines Logo
13:41 - 15:25
DCA
-
ORK
21h 44m
2 stops
€589American Airlines
Thu, 5 Mar - Mon, 9 Mar
American Airlines Logo
07:30 - 22:29
SNN
-
DCA
19h 59m
2 stops
American Airlines Logo
13:29 - 11:20
DCA
-
SNN
16h 51m
2 stops
€602American Airlines
Wed, 6 May - Sun, 10 May
Delta Logo
06:15 - 22:08
ORK
-
DCA
20h 53m
2 stops
Delta Logo
12:59 - 10:20
DCA
-
ORK
16h 21m
2 stops
€647Delta
Mon, 6 Apr - Mon, 13 Apr

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

Our best United Airlines deals on Ireland to Washington, D.C. Reagan-National Airport flight tickets
United Airlines
16 Mar
DUB08:00Dublin
14h 05m
1 stop
DCA18:05Washington, D.C. Reagan-National
29 Mar
DCA11:55Washington, D.C. Reagan-National
16h 50m
1 stop
DUB09:45Dublin
€468
United Airlines
22 Apr
DUB09:50Dublin
31h 11m
2 stops
DCA12:01Washington, D.C. Reagan-National
26 Apr
DCA20:10Washington, D.C. Reagan-National
10h 00m
1 stop
DUB11:10Dublin
€473
United Airlines
22 Apr
DUB09:50Dublin
31h 11m
2 stops
DCA12:01Washington, D.C. Reagan-National
26 Apr
DCA14:00Washington, D.C. Reagan-National
14h 45m
1 stop
DUB09:45Dublin
€474

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
26 Feb
DUB05:55Dublin
16h 55m
2 stops
DCA17:50Washington, D.C. Reagan-National
4 Mar
DCA11:06Washington, D.C. Reagan-National
15h 54m
2 stops
DUB08:00Dublin
€446
Delta
26 Feb
DUB05:55Dublin
16h 55m
2 stops
DCA17:50Washington, D.C. Reagan-National
4 Mar
DCA11:06Washington, D.C. Reagan-National
15h 54m
2 stops
DUB08:00Dublin
€447
Delta
26 Feb
DUB05:55Dublin
16h 55m
2 stops
DCA17:50Washington, D.C. Reagan-National
4 Mar
DCA13:40Washington, D.C. Reagan-National
13h 05m
1 stop
DUB07:45Dublin
€449

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 21 February 2026.
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 22/4

10:40-15:42

1 stop10h 02m

Washington, D.C. Reagan-National

Thu 30/4

20:00-08:20

1 stop31h 20m

€400

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Wed 29/4

10:40-15:42

1 stop10h 02m

Washington, D.C. Reagan-National

Mon 4/5

18:40-08:20

1 stop8h 40m

€408

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Tue 28/4

10:40-15:42

1 stop10h 02m

Washington, D.C. Reagan-National

Tue 5/5

15:35-08:20

1 stop11h 45m

€409

CorkWashington, D.C.

ORK - DCA

ORKDCA

Cork

Thu 5/3

06:00-16:27

2 stops15h 27m

Washington, D.C. Reagan-National

Mon 9/3

17:05-10:45

2 stops13h 40m

€454

ShannonWashington, D.C.

SNN - DCA

SNNDCA

Shannon

Fri 3/4

12:30-17:25

1 stop9h 55m

Washington, D.C. Reagan-National

Tue 7/4

13:05-10:15

1 stop16h 10m

€479

ShannonWashington, D.C.

SNN - DCA

SNNDCA

Shannon

Fri 3/4

12:30-17:25

1 stop9h 55m

Washington, D.C. Reagan-National

Tue 7/4

13:05-10:15

1 stop16h 10m

€481

CorkWashington, D.C.

ORK - DCA

ORKDCA

Cork

Thu 5/3

06:00-18:59

2 stops17h 59m

Washington, D.C. Reagan-National

Mon 9/3

17:09-15:00

2 stops17h 51m

€489

CorkWashington, D.C.

ORK - DCA

ORKDCA

Cork

Thu 5/3

07:40-16:37

2 stops13h 57m

Washington, D.C. Reagan-National

Mon 9/3

13:41-15:25

2 stops21h 44m

€589

ShannonWashington, D.C.

SNN - DCA

SNNDCA

Shannon

Wed 6/5

07:30-22:29

2 stops19h 59m

Washington, D.C. Reagan-National

Sun 10/5

13:29-11:20

2 stops16h 51m

€602

CorkWashington, D.C.

ORK - DCA

ORKDCA

Cork

Mon 6/4

06:15-22:08

2 stops20h 53m

Washington, D.C. Reagan-National

Mon 13/4

12:59-10:20

2 stops16h 21m

€647

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?

JetBlue and British Airways 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

9h 55m

Direct flights

None
The fastest flight from Ireland to Washington, D.C. Reagan-National Airport takes 9h 55m
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
Landover

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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