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Cheap flights from Ireland to Washington, D.C. from €280

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 4/12. 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
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Find the cheapest flights from Ireland to Washington, D.C.

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

Scandinavian Airlines Logo
19:05 - 17:15DUB-IAD
27h 10m1 stop
Scandinavian Airlines Logo
20:30 - 10:00IAD-DUB
32h 30m2 stops
€341Scandinavian Airlines
Find Deal
Wed, 11 Feb - Wed, 18 Feb
Scandinavian Airlines Logo
19:05 - 17:15DUB-IAD
27h 10m1 stop
Scandinavian Airlines Logo
20:30 - 10:00IAD-DUB
32h 30m2 stops
€341Scandinavian Airlines
Find Deal
Wed, 11 Feb - Wed, 18 Feb
Scandinavian Airlines Logo
19:05 - 17:15DUB-IAD
27h 10m1 stop
Scandinavian Airlines Logo
20:30 - 11:45IAD-DUB
34h 15m1 stop
€342Scandinavian Airlines
Find Deal
Wed, 11 Feb - Wed, 18 Feb
PLAY Logo
11:35 - 17:40DUB-BWI
11h 05m1 stop
PLAY Logo
18:50 - 10:10BWI-DUB
10h 20m1 stop
€351PLAY
Find Deal
Fri, 3 Oct - Sun, 5 Oct
United Airlines Logo
09:00 - 18:05DUB-DCA
14h 05m1 stop
United Airlines Logo
16:30 - 07:30DCA-DUB
10h 00m1 stop
€380United Airlines
Find Deal
Sat, 22 Nov - Sat, 29 Nov
United Airlines Logo
09:50 - 19:44DUB-DCA
14h 54m1 stop
United Airlines Logo
18:04 - 09:45DCA-DUB
10h 41m1 stop
€381United Airlines
Find Deal
Wed, 8 Oct - Mon, 13 Oct
Aer Lingus Logo
16:35 - 19:30DUB-IAD
7h 55mdirect
Aer Lingus Logo
21:00 - 08:50IAD-DUB
6h 50mdirect
€388Aer Lingus
Find Deal
Wed, 1 Oct - Wed, 15 Oct
Icelandair Logo
11:30 - 19:40DUB-BWI
12h 10m1 stop
Icelandair Logo
19:40 - 10:15BWI-DUB
9h 35m1 stop
€416Icelandair
Find Deal
Sun, 26 Oct - Mon, 3 Nov
Icelandair Logo
11:30 - 18:40DUB-BWI
12h 10m1 stop
Icelandair Logo
19:40 - 10:15BWI-DUB
9h 35m1 stop
€419Icelandair
Find Deal
Sun, 2 Nov - Sun, 9 Nov
Aer Lingus Logo
07:50 - 18:45SNN-BWI
15h 55m1 stop
Aer Lingus Logo
20:35 - 16:45BWI-SNN
15h 10m1 stop
€725Aer Lingus
Find Deal
Tue, 25 Nov - Thu, 4 Dec

Scandinavian Airlines flights from Ireland to Washington, D.C.

Our best Scandinavian Airlines deals on Ireland to Washington, D.C. flight tickets
Scandinavian Airlines
11 Feb
DUB19:05Dublin
27h 10m
1 stop
IAD17:15Washington, D.C. Dulles Intl
18 Feb
IAD20:30Washington, D.C. Dulles Intl
32h 30m
2 stops
DUB10:00Dublin
€341
Find similar
Scandinavian Airlines
11 Feb
DUB19:05Dublin
27h 10m
1 stop
IAD17:15Washington, D.C. Dulles Intl
18 Feb
IAD20:30Washington, D.C. Dulles Intl
32h 30m
2 stops
DUB10:00Dublin
€341
Find similar
Scandinavian Airlines
11 Feb
DUB19:05Dublin
27h 10m
1 stop
IAD17:15Washington, D.C. Dulles Intl
18 Feb
IAD20:30Washington, D.C. Dulles Intl
34h 15m
1 stop
DUB11:45Dublin
€342
Find similar

American Airlines flights from Ireland to Washington, D.C.

Our best American Airlines deals on Ireland to Washington, D.C. flight tickets
American Airlines
17 Dec
DUB13:10Dublin
31h 25m
1 stop
IAD15:35Washington, D.C. Dulles Intl
31 Dec
IAD06:35Washington, D.C. Dulles Intl
24h 40m
2 stops
DUB12:15Dublin
€364
Find similar
American Airlines
26 Oct
DUB10:45Dublin
13h 00m
1 stop
BWI19:45Baltimore/Washington
2 Nov
BWI20:35Baltimore/Washington
32h 15m
1 stop
DUB09:50Dublin
€366
Find similar
American Airlines
26 Oct
DUB13:40Dublin
11h 15m
1 stop
IAD20:55Washington, D.C. Dulles Intl
2 Nov
IAD18:20Washington, D.C. Dulles Intl
10h 30m
1 stop
DUB09:50Dublin
€367
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Ireland to Washington, D.C. 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 19 September 2025.
Use the filters below to find and compare flights from Ireland to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

Wed 11/2

19:05-17:15

1 stop27h 10m

Washington, D.C. Dulles Intl

Wed 18/2

20:30-10:00

2 stops32h 30m

€341

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

Wed 11/2

19:05-17:15

1 stop27h 10m

Washington, D.C. Dulles Intl

Wed 18/2

20:30-10:00

2 stops32h 30m

€341

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

Wed 11/2

19:05-17:15

1 stop27h 10m

Washington, D.C. Dulles Intl

Wed 18/2

20:30-11:45

1 stop34h 15m

€342

DublinBaltimore

DUB - BWI

DUBBWI

Dublin

Fri 3/10

11:35-17:40

1 stop11h 05m

Baltimore/Washington

Sun 5/10

18:50-10:10

1 stop10h 20m

€351

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Sat 22/11

09:00-18:05

1 stop14h 05m

Washington, D.C. Reagan-National

Sat 29/11

16:30-07:30

1 stop10h 00m

€380

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Wed 8/10

09:50-19:44

1 stop14h 54m

Washington, D.C. Reagan-National

Mon 13/10

18:04-09:45

1 stop10h 41m

€381

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

Wed 1/10

16:35-19:30

Nonstop7h 55m

Washington, D.C. Dulles Intl

Wed 15/10

21:00-08:50

Nonstop6h 50m

€388

DublinBaltimore

DUB - BWI

DUBBWI

Dublin

Sun 26/10

11:30-19:40

1 stop12h 10m

Baltimore/Washington

Mon 3/11

19:40-10:15

1 stop9h 35m

€416

DublinBaltimore

DUB - BWI

DUBBWI

Dublin

Sun 2/11

11:30-18:40

1 stop12h 10m

Baltimore/Washington

Sun 9/11

19:40-10:15

1 stop9h 35m

€419

ShannonBaltimore

SNN - BWI

SNNBWI

Shannon

Tue 25/11

07:50-18:45

1 stop15h 55m

Baltimore/Washington

Thu 4/12

20:35-16:45

1 stop15h 10m

€725

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.

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 Washington, D.C.?

The cheapest month to fly to Washington, D.C. from Ireland is in January. Flight prices, which tend to average around €408, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of January, then book flights to Washington, D.C. from Ireland during March instead. Flights to Washington, D.C. in March, while not as cheap as those in January, still average around €430.

What is the cheapest day to depart on your flight to Washington, D.C.?

The cheapest day to depart from Ireland to Washington, D.C. is on a Thursday. Travellers who choose to depart for Washington, D.C. on a Thursday will often find tickets for as low as €636. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Washington, D.C. on Sunday is €784.

What is the cheapest time of day to depart on your flight to Washington, D.C.?

Flying to Washington, D.C. from Ireland at midday is the least expensive time of day to depart. momondo users have found prices as low as €416 when looking at flights departing at midday. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are €687 on average. Flights to Washington, D.C. from Ireland in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest Ireland to Washington, D.C. flight route?

Fly from Dublin to Washington, D.C. Dulles Intl for the best Ireland - Washington, D.C. flight prices

How far in advance should I book a flight to Washington, D.C.?

You are more likely to see cheaper flights to Washington, D.C. from Ireland when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. for around €512 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. from Ireland for as low as €402 on momondo.

What cabin class options are available on Ireland to Washington, D.C. flights?

There are 2 cabin classes available to choose from on Ireland to Washington, D.C. flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Ireland to Washington, D.C. flights?

You could potentially save up to 15% on your flight if you consider stops on a Ireland to Washington, D.C. flight.

Cheap Ireland to Washington, D.C. flight deals and tips

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

Best price found

€731

Fastest flight time

7h 55m

Direct flights

Every day

Airports in Washington, D.C.

1 airport
The best one-way flight to Washington, D.C. from Ireland in the past 72 hours is €731. The best return flight deal from Ireland to Washington, D.C. found on momondo in the last 72 hours is €541.
The fastest flight from Ireland to Washington, D.C. takes 7h 55m
Direct flights go from Ireland to Washington, D.C. every day.
There is 1 airport near Washington, D.C.: Washington, D.C. Dulles Intl (IAD)
Search flight deals

  • When did momondo last update prices for flights from Ireland to Washington, D.C.?

    Prices for flights from Ireland to Washington, D.C. refresh daily.

  • How many operators does momondo search for flights from Ireland to Washington, D.C.?

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

    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 Ireland to Washington, D.C..

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

    The necessary travel and health documents for your Washington, D.C. trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Ireland to Washington, D.C.?

Best airlines flying from Ireland to Washington, D.C.

Compare and see reviews for airlines that fly from Ireland to Washington, D.C. with momondo
Airline
Rating
Free Cancellation
Price
PLAYPriceFrom €230Free CancellationRating
7.0
103 reviews
Search PLAY flights
IcelandairPriceFrom €292Free CancellationRating
7.0
545 reviews
Search Icelandair flights
Aer LingusPriceFrom €326Free CancellationRating
7.2
1,281 reviews
Search Aer Lingus flights
United AirlinesPriceFrom €401Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights
British AirwaysPriceFrom €410Free CancellationRating
6.7
7,373 reviews
Search British Airways flights

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.?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ireland to Washington, D.C.. momondo saves you time and could save you money on your trip.

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

momondo does allow users to show only those flights to Washington, D.C. from Ireland which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Washington, D.C. from Ireland.

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

Yes momondo offers price alerts on flights to Washington, D.C. from Ireland. 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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Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Airports listed have a maximum distance of 36.1 km from Washington, D.C.
Washington, D.C. Reagan-National Airport
Washington, D.C. Dulles Intl Airport