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Cheap flights from Dublin to Washington, D.C. from £277

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Dublin to Washington, D.C. departing on 15/9. 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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Cheap return flights

PLAY Logo
11:35 - 17:40DUB-BWI
11h 05m1 stop
PLAY Logo
18:50 - 09:45BWI-DUB
9h 55m1 stop
£277PLAY
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Mon, 15 Sep - Thu, 18 Sep
Scandinavian Airlines Logo
19:05 - 19:59DUB-IAD
29h 54m1 stop
Scandinavian Airlines Logo
22:05 - 19:15IAD-DUB
40h 10m2 stops
£295Scandinavian Airlines
Find Deal
Mon, 15 Sep - Thu, 18 Sep
Aer Lingus Logo
12:50 - 15:50DUB-IAD
8h 00mdirect
Aer Lingus Logo
20:25 - 08:15IAD-DUB
6h 50mdirect
£328Aer Lingus
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Mon, 15 Sep - Thu, 18 Sep
Aer Lingus Logo
12:50 - 15:50DUB-IAD
8h 00mdirect
Aer Lingus Logo
20:25 - 08:15IAD-DUB
6h 50mdirect
£329Aer Lingus
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Thu, 4 Sep - Thu, 18 Sep
Icelandair Logo
11:30 - 18:20DUB-IAD
11h 50m1 stop
Icelandair Logo
19:40 - 10:15IAD-DUB
9h 35m1 stop
£348Icelandair
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Fri, 5 Dec - Mon, 8 Dec
Icelandair Logo
14:15 - 19:20DUB-IAD
10h 05m1 stop
Icelandair Logo
20:30 - 11:05IAD-DUB
9h 35m1 stop
£348Icelandair
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Mon, 13 Oct - Thu, 23 Oct
British Airways Logo
10:30 - 18:45DUB-BWI
13h 15m1 stop
British Airways Logo
20:35 - 12:15BWI-DUB
10h 40m1 stop
£388British Airways
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Thu, 20 Nov - Sun, 30 Nov
British Airways Logo
10:55 - 19:45DUB-BWI
12h 50m1 stop
British Airways Logo
20:35 - 12:25BWI-DUB
10h 50m1 stop
£388British Airways
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Tue, 28 Oct - Thu, 13 Nov
United Airlines Logo
09:50 - 21:37DUB-DCA
16h 47m2 stops
United Airlines Logo
19:00 - 09:55DCA-DUB
9h 55m1 stop
£492United Airlines
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Thu, 23 Oct - Sun, 2 Nov
United Airlines Logo
09:50 - 12:08DUB-DCA
31h 18m2 stops
United Airlines Logo
12:30 - 06:10DCA-DUB
13h 40m2 stops
£493United Airlines
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Fri, 24 Oct - Sat, 1 Nov

British Airways flights from Dublin to Washington, D.C.

Our best British Airways deals on Dublin to Washington, D.C. flight tickets
British Airways
20 Nov
DUB10:30Dublin
13h 15m
1 stop
BWI18:45Baltimore/Washington
30 Nov
BWI20:35Baltimore/Washington
10h 40m
1 stop
DUB12:15Dublin
£388
Find similar
British Airways
28 Oct
DUB10:55Dublin
12h 50m
1 stop
BWI19:45Baltimore/Washington
13 Nov
BWI20:35Baltimore/Washington
10h 50m
1 stop
DUB12:25Dublin
£388
Find similar
British Airways
19 Sept
DUB12:45Dublin
12h 00m
1 stop
BWI19:45Baltimore/Washington
8 Oct
BWI21:35Baltimore/Washington
12h 00m
1 stop
DUB14:35Dublin
£390
Find similar

PLAY flights from Dublin to Washington, D.C.

Our best PLAY deals on Dublin to Washington, D.C. flight tickets
PLAY
15 Sept
DUB11:35Dublin
11h 05m
1 stop
BWI17:40Baltimore/Washington
18 Sept
BWI18:50Baltimore/Washington
9h 55m
1 stop
DUB09:45Dublin
£277
Find similar
PLAY
14 Sept
DUB11:35Dublin
11h 05m
1 stop
BWI17:40Baltimore/Washington
21 Sept
BWI18:50Baltimore/Washington
10h 20m
1 stop
DUB10:10Dublin
£323
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Dublin 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 279,928 searches. Data last updated 1 August 2025.
Use the filters below to find and compare flights from Dublin to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DublinBaltimore

DUB - BWI

DUBBWI

Dublin

Mon 15/9

11:35-17:40

1 stop11h 05m

Baltimore/Washington

Thu 18/9

18:50-09:45

1 stop9h 55m

£277

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

Mon 15/9

19:05-19:59

1 stop29h 54m

Washington, D.C. Dulles Intl

Thu 18/9

22:05-19:15

2 stops40h 10m

£295

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

Mon 15/9

12:50-15:50

Nonstop8h 00m

Washington, D.C. Dulles Intl

Thu 18/9

20:25-08:15

Nonstop6h 50m

£328

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

Thu 4/9

12:50-15:50

Nonstop8h 00m

Washington, D.C. Dulles Intl

Thu 18/9

20:25-08:15

Nonstop6h 50m

£329

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

Fri 5/12

11:30-18:20

1 stop11h 50m

Washington, D.C. Dulles Intl

Mon 8/12

19:40-10:15

1 stop9h 35m

£348

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

Mon 13/10

14:15-19:20

1 stop10h 05m

Washington, D.C. Dulles Intl

Thu 23/10

20:30-11:05

1 stop9h 35m

£348

DublinBaltimore

DUB - BWI

DUBBWI

Dublin

Thu 20/11

10:30-18:45

1 stop13h 15m

Baltimore/Washington

Sun 30/11

20:35-12:15

1 stop10h 40m

£388

DublinBaltimore

DUB - BWI

DUBBWI

Dublin

Tue 28/10

10:55-19:45

1 stop12h 50m

Baltimore/Washington

Thu 13/11

20:35-12:25

1 stop10h 50m

£388

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Thu 23/10

09:50-21:37

2 stops16h 47m

Washington, D.C. Reagan-National

Sun 2/11

19:00-09:55

1 stop9h 55m

£492

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Fri 24/10

09:50-12:08

2 stops31h 18m

Washington, D.C. Reagan-National

Sat 1/11

12:30-06:10

2 stops13h 40m

£493

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 Dublin 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 typical price of a round-trip flight between Dublin and Washington, D.C.?

What is the cheapest month to fly to Washington, D.C.?

The cheapest month to fly to Washington, D.C. from Dublin is in January. Flight prices, which tend to average around £354, are often lower during this time because this is during the off-season. If you don’t want to visit Washington, D.C. in January, then you should wait until November to fly from Dublin, when ticket prices are also cheap, with an average price of £378.

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

On average, the least expensive day to fly to Washington, D.C. from Dublin is on a Thursday. momondo users have found tickets for Thursday departures for as low as £542. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday is the most expensive day to depart from Dublin because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £634.

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

At midday is the cheapest time of day to fly from Dublin to Washington, D.C. when you can find flight prices for as low as £424. Flying to Washington, D.C. at midday is an ideal time because this is during off-peak travel hours. Flights to Washington, D.C. are more costly in the morning, with an average ticket price of £588. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

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

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

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

There are 3 cabin classes available to choose from on Dublin 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 Dublin to Washington, D.C. flights?

You could potentially save up to 33% on your flight if you consider stops on a Dublin to Washington, D.C. flight.

How have Dublin to Washington, D.C. flight prices changed over time?

As of August 2025, prices for Dublin to Washington, D.C. flights are approximately 16% more expensive when compared to flights at the same time last year.

When to book flights from Dublin to Washington, D.C.

Are you open to changing your travel dates? Check out the ideal times to fly from Dublin to Washington, D.C. according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Dublin to Washington, D.C. (DUB to WAS) flight deals and tips

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

Best price found

£386

Fastest flight time

8h 00m

Direct flights

Every day

Airports in Washington, D.C.

3 airports
The best one-way flight to Washington, D.C. from Dublin in the past 72 hours is £386. The best return flight deal from Dublin to Washington, D.C. found on momondo in the last 72 hours is £277.
The fastest flight from Dublin to Washington, D.C. takes 8h 00m
Direct flights go from Dublin to Washington, D.C. every day.
There are 3 airports near Washington, D.C.: Washington, D.C. Reagan-National (DCA), Baltimore/Washington (BWI), Washington, D.C. Dulles Intl (IAD)
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  • How far is Dublin to Washington, D.C. by plane?

    Washington, D.C. is 3379.2 mi away from Dublin. In terms of flight time, this usually takes a little over 8h 00m.

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

    Prices for flights from Dublin Airport to Washington, D.C. were last updated today.

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

  • How old do you have to be to fly from Dublin Airport 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 layovers. It is recommended that you verify with the airline you are booking with for travel from Dublin Airport 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 license 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 Dublin to Washington, D.C.?

  • What is the most popular airline from Dublin to Washington, D.C.?

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

Compare and see reviews for airlines that fly from Dublin to Washington, D.C. with momondo
Airline
Rating
Free Cancellation
Price
PLAYPriceFrom £221Free CancellationRating
7.0
102 reviews
Search PLAY flights
IcelandairPriceFrom £299Free CancellationRating
7.0
520 reviews
Search Icelandair flights
British AirwaysPriceFrom £312Free CancellationRating
6.6
7,222 reviews
Search British Airways flights
LufthansaPriceFrom £317Free CancellationRating
6.8
7,275 reviews
Search Lufthansa flights
United AirlinesPriceFrom £325Free CancellationRating
7.4
8,900 reviews
Search United Airlines flights
Aer LingusPriceFrom £342Free CancellationRating
7.1
1,192 reviews
Search Aer Lingus flights

  • United Airlines Flights From Dublin to Washington, D.C.

    United Airlines is one of the most popular airlines flying from Dublin to Washington, D.C., operating 12 flights/week on average for this route. A good United Airlines flight deal for Dublin to Washington, D.C. starts from £431 round-trip, up to an average price of £724. Our users have rated United Airlines at 7.4/10.

  • Aer Lingus Flights From Dublin to Washington, D.C.

    Aer Lingus is also a popular choice for this route. Aer Lingus flight deals for Dublin to Washington, D.C. start from as low as £452 round-trip, depending on your selected dates, with average Aer Lingus deals seen on momondo around £570. Aer Lingus operates 14 flights to Washington, D.C. from Dublin in an average week. Users have rated it 7.1/10 across 1,192 reviews.

Travelling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Laurel
Essex
Alexandria
Fairfax
Manassas
Bethesda
Oxon Hill
College Park
Linthicum Heights
Gettysburg
Hanover
Cambridge
Ellicott City
Westminster
Arlington
Woodbridge
Owings Mills
Silver Spring
National Harbor

Why use momondo?

Why should I use momondo to find a flight deal from Dublin to Washington, D.C.?

It is quick and easy to find Dublin 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 Dublin to Washington, D.C. with flexible booking policies on momondo?

Yes. All flights to Washington, D.C. from Dublin on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search for Dublin to Washington, D.C. flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Dublin 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 Dublin. 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.

An easier way to manage your Washington, D.C. trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
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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 22.4 mi from Washington, D.C.
Washington, D.C. Reagan-National Airport
Washington, D.C. Dulles Intl Airport