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Cheap flights from Ireland to Washington, D.C. from €401

This is the cheapest return 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.
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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.
British Airways Logo
10:45 - 21:30DUB-DCA
15h 45m2 stops
British Airways Logo
15:43 - 09:40DCA-DUB
12h 57m2 stops
€401British Airways
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Mon, 23 Feb - Wed, 4 Mar
United Airlines Logo
09:00 - 18:05DUB-DCA
14h 05m1 stop
United Airlines Logo
16:30 - 07:20DCA-DUB
9h 50m1 stop
€412United Airlines
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Sun, 1 Mar - Tue, 31 Mar
Air Canada Logo
09:00 - 21:58DUB-DCA
17h 58m2 stops
Air Canada Logo
12:55 - 08:15DCA-DUB
14h 20m2 stops
€414Air Canada
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Sun, 1 Mar - Tue, 31 Mar
American Airlines Logo
08:50 - 20:32DUB-DCA
16h 42m2 stops
American Airlines Logo
13:39 - 08:40DCA-DUB
14h 01m1 stop
€416American Airlines
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Mon, 23 Feb - Thu, 5 Mar
Multiple Airlines Logo
11:30 - 20:00DUB-DCA
13h 30m1 stop
Multiple Airlines Logo
13:41 - 08:40DCA-DUB
13h 59m1 stop
€417Multiple Airlines
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Wed, 26 Nov - Wed, 3 Dec
Multiple Airlines Logo
11:30 - 20:00DUB-DCA
13h 30m1 stop
Multiple Airlines Logo
13:41 - 08:40DCA-DUB
13h 59m1 stop
€418Multiple Airlines
Find Deal
Wed, 26 Nov - Mon, 8 Dec
Multiple Airlines Logo
11:30 - 19:44DUB-DCA
13h 14m2 stops
Multiple Airlines Logo
16:35 - 08:40DCA-DUB
11h 05m1 stop
€418Multiple Airlines
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Sat, 21 Feb - Sat, 7 Mar
American Airlines Logo
11:30 - 16:04DUB-DCA
9h 34m1 stop
American Airlines Logo
16:49 - 08:40DCA-DUB
10h 51m1 stop
€419American Airlines
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Fri, 5 Dec - Mon, 8 Dec
Air France Logo
11:30 - 19:51DUB-DCA
13h 21m1 stop
Air France Logo
11:13 - 07:50DCA-DUB
15h 37m2 stops
€421Air France
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Wed, 26 Nov - Wed, 3 Dec
Air Canada Logo
07:50 - 21:56SNN-DCA
19h 06m2 stops
Air Canada Logo
18:50 - 16:45DCA-SNN
16h 55m2 stops
€710Air Canada
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Sun, 7 Dec - Sat, 13 Dec

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 Dec
DUB13:25Dublin
14h 32m
2 stops
DCA22:57Washington, D.C. Reagan-National
17 Jan
DCA11:10Washington, D.C. Reagan-National
15h 40m
2 stops
DUB07:50Dublin
€423
Find similar
Delta
11 Feb
DUB13:25Dublin
14h 23m
2 stops
DCA22:48Washington, D.C. Reagan-National
18 Feb
DCA11:10Washington, D.C. Reagan-National
15h 40m
2 stops
DUB07:50Dublin
€424
Find similar
Delta
26 Nov
DUB05:55Dublin
17h 05m
2 stops
DCA18:00Washington, D.C. Reagan-National
24 Feb
DCA18:55Washington, D.C. Reagan-National
9h 25m
1 stop
DUB09:20Dublin
€426
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Air France flights from Ireland to Washington, D.C. Reagan-National Airport

Our best Air France deals on Ireland to Washington, D.C. Reagan-National Airport flight tickets
Air France
26 Nov
DUB11:30Dublin
13h 21m
1 stop
DCA19:51Washington, D.C. Reagan-National
3 Dec
DCA11:13Washington, D.C. Reagan-National
15h 37m
2 stops
DUB07:50Dublin
€421
Find similar
Air France
13 Dec
DUB09:45Dublin
13h 15m
1 stop
DCA18:00Washington, D.C. Reagan-National
23 Dec
DCA17:00Washington, D.C. Reagan-National
11h 20m
1 stop
DUB09:20Dublin
€501
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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 14 November 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

Mon 23/2

10:45-21:30

2 stops15h 45m

Washington, D.C. Reagan-National

Wed 4/3

15:43-09:40

2 stops12h 57m

€401

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Sun 1/3

09:00-18:05

1 stop14h 05m

Washington, D.C. Reagan-National

Tue 31/3

16:30-07:20

1 stop9h 50m

€412

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Sun 1/3

09:00-21:58

2 stops17h 58m

Washington, D.C. Reagan-National

Tue 31/3

12:55-08:15

2 stops14h 20m

€414

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Mon 23/2

08:50-20:32

2 stops16h 42m

Washington, D.C. Reagan-National

Thu 5/3

13:39-08:40

1 stop14h 01m

€416

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Wed 26/11

11:30-20:00

1 stop13h 30m

Washington, D.C. Reagan-National

Wed 3/12

13:41-08:40

1 stop13h 59m

€417

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Wed 26/11

11:30-20:00

1 stop13h 30m

Washington, D.C. Reagan-National

Mon 8/12

13:41-08:40

1 stop13h 59m

€418

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Sat 21/2

11:30-19:44

2 stops13h 14m

Washington, D.C. Reagan-National

Sat 7/3

16:35-08:40

1 stop11h 05m

€418

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Fri 5/12

11:30-16:04

1 stop9h 34m

Washington, D.C. Reagan-National

Mon 8/12

16:49-08:40

1 stop10h 51m

€419

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Wed 26/11

11:30-19:51

1 stop13h 21m

Washington, D.C. Reagan-National

Wed 3/12

11:13-07:50

2 stops15h 37m

€421

ShannonWashington, D.C.

SNN - DCA

SNNDCA

Shannon

Sun 7/12

07:50-21:56

2 stops19h 06m

Washington, D.C. Reagan-National

Sat 13/12

18:50-16:45

2 stops16h 55m

€710

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 day to depart on your flight to Washington, D.C. Reagan-National Airport?

The cheapest day to depart from Ireland to Washington, D.C. Reagan-National Airport is on a Wednesday. Travellers who choose to depart for Washington, D.C. Reagan-National Airport on a Wednesday will often find tickets for as low as €372. Flights from Ireland to Washington, D.C. Reagan-National Airport on a Thursday will generally be more expensive and average around €612. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

Direct flights

None
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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