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Cheap flights from Ireland to Washington, D.C. from €325

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 24/6. 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
11:30 - 22:59
DUB
-
DCA
16h 29m
1 stop
JetBlue Logo
08:50 - 08:20
DCA
-
DUB
18h 30m
1 stop
€413JetBlue
Wed, 17 Jun - Tue, 30 Jun
JetBlue Logo
11:30 - 22:59
DUB
-
DCA
16h 29m
1 stop
JetBlue Logo
06:15 - 09:00
DCA
-
DUB
21h 45m
1 stop
€414JetBlue
Thu, 11 Jun - Tue, 16 Jun
JetBlue Logo
10:40 - 19:20
DUB
-
DCA
13h 40m
1 stop
JetBlue Logo
11:00 - 08:20
DCA
-
DUB
16h 20m
1 stop
€427JetBlue
Mon, 28 Sep - Fri, 23 Oct
American Airlines Logo
11:45 - 18:22
DUB
-
DCA
11h 37m
1 stop
American Airlines Logo
17:22 - 11:50
DCA
-
DUB
13h 28m
1 stop
€452American Airlines
Wed, 22 Jul - Tue, 28 Jul
KLM Logo
13:05 - 23:21
SNN
-
DCA
15h 16m
1 stop
KLM Logo
06:06 - 11:10
DCA
-
SNN
24h 04m
1 stop
€503KLM
Fri, 19 Jun - Sun, 21 Jun
KLM Logo
13:05 - 16:59
SNN
-
DCA
32h 54m
1 stop
KLM Logo
06:06 - 11:10
DCA
-
SNN
24h 04m
1 stop
€504KLM
Thu, 11 Jun - Wed, 17 Jun
Delta Logo
13:05 - 23:24
SNN
-
DCA
15h 19m
1 stop
Delta Logo
17:28 - 11:10
DCA
-
SNN
12h 42m
2 stops
€515Delta
Sat, 23 May - Wed, 27 May
Delta Logo
13:05 - 23:44
SNN
-
DCA
15h 39m
2 stops
Delta Logo
13:43 - 11:10
DCA
-
SNN
16h 27m
2 stops
€516Delta
Sat, 23 May - Wed, 27 May
British Airways Logo
21:15 - 21:30
SNN
-
DCA
29h 15m
2 stops
British Airways Logo
17:00 - 11:20
DCA
-
SNN
13h 20m
2 stops
€652British Airways
Thu, 4 Jun - Mon, 8 Jun
British Airways Logo
07:30 - 23:14
SNN
-
DCA
20h 44m
2 stops
British Airways Logo
14:24 - 16:10
DCA
-
SNN
20h 46m
2 stops
€653British Airways
Thu, 4 Jun - Mon, 8 Jun

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

Our best British Airways deals on Ireland to Washington, D.C. Reagan-National Airport flight tickets
British Airways
18 May
DUB11:45Dublin
15h 30m
1 stop
DCA22:15Washington, D.C. Reagan-National
25 May
DCA17:26Washington, D.C. Reagan-National
11h 09m
1 stop
DUB09:35Dublin
€516
British Airways
16 May
DUB09:30Dublin
11h 15m
1 stop
DCA15:45Washington, D.C. Reagan-National
25 May
DCA17:26Washington, D.C. Reagan-National
11h 09m
1 stop
DUB09:35Dublin
€519
British Airways
21 Jul
DUB10:30Dublin
18h 01m
2 stops
DCA23:31Washington, D.C. Reagan-National
1 Aug
DCA14:54Washington, D.C. Reagan-National
16h 06m
2 stops
DUB12:00Dublin
€521

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
12 Jun
DUB05:55Dublin
16h 04m
2 stops
DCA16:59Washington, D.C. Reagan-National
19 Jun
DCA06:06Washington, D.C. Reagan-National
22h 09m
1 stop
DUB09:15Dublin
€507
Delta
16 May
DUB05:55Dublin
16h 16m
2 stops
DCA17:11Washington, D.C. Reagan-National
24 May
DCA15:00Washington, D.C. Reagan-National
14h 45m
1 stop
DUB10:45Dublin
€508
Delta
8 Jun
DUB05:55Dublin
16h 04m
2 stops
DCA16:59Washington, D.C. Reagan-National
15 Jun
DCA12:17Washington, D.C. Reagan-National
15h 58m
2 stops
DUB09:15Dublin
€509

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 13 May 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

Cheapest return flight

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Wed 17/6

11:30-22:59

1 stop16h 29m

Washington, D.C. Reagan-National

Tue 30/6

08:50-08:20

1 stop18h 30m

€413

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Thu 11/6

11:30-22:59

1 stop16h 29m

Washington, D.C. Reagan-National

Tue 16/6

06:15-09:00

1 stop21h 45m

€414

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Mon 28/9

10:40-19:20

1 stop13h 40m

Washington, D.C. Reagan-National

Fri 23/10

11:00-08:20

1 stop16h 20m

€427
Fastest return journey

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Wed 22/7

11:45-18:22

1 stop11h 37m

Washington, D.C. Reagan-National

Tue 28/7

17:22-11:50

1 stop13h 28m

€452

ShannonWashington, D.C.

SNN - DCA

SNNDCA

Shannon

Fri 19/6

13:05-23:21

1 stop15h 16m

Washington, D.C. Reagan-National

Sun 21/6

06:06-11:10

1 stop24h 04m

€503

ShannonWashington, D.C.

SNN - DCA

SNNDCA

Shannon

Thu 11/6

13:05-16:59

1 stop32h 54m

Washington, D.C. Reagan-National

Wed 17/6

06:06-11:10

1 stop24h 04m

€504

ShannonWashington, D.C.

SNN - DCA

SNNDCA

Shannon

Sat 23/5

13:05-23:24

1 stop15h 19m

Washington, D.C. Reagan-National

Wed 27/5

17:28-11:10

2 stops12h 42m

€515

ShannonWashington, D.C.

SNN - DCA

SNNDCA

Shannon

Sat 23/5

13:05-23:44

2 stops15h 39m

Washington, D.C. Reagan-National

Wed 27/5

13:43-11:10

2 stops16h 27m

€516

ShannonWashington, D.C.

SNN - DCA

SNNDCA

Shannon

Thu 4/6

21:15-21:30

2 stops29h 15m

Washington, D.C. Reagan-National

Mon 8/6

17:00-11:20

2 stops13h 20m

€652

ShannonWashington, D.C.

SNN - DCA

SNNDCA

Shannon

Thu 4/6

07:30-23:14

2 stops20h 44m

Washington, D.C. Reagan-National

Mon 8/6

14:24-16:10

2 stops20h 46m

€653

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

10h 03m

Direct flights

None
The fastest flight from Ireland to Washington, D.C. Reagan-National Airport takes 10h 03m
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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Frequently asked questions about flying from Ireland to Washington, D.C. Reagan-National Airport

  • 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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