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Cheap flights from Dublin to Washington, D.C. from €254

This is the cheapest one-way 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 10/9. 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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Find the cheapest flights from Dublin to Washington, D.C. (DUB-WAS)

Cheap return flights

PLAY Logo
11:35 - 17:40DUB-BWI
11h 05m1 stop
PLAY Logo
18:50 - 10:20BWI-DUB
10h 30m1 stop
€274PLAY
Find Deal
Fr, 19 Sep - Sa, 27 Sep
PLAY Logo
11:35 - 17:40DUB-BWI
11h 05m1 stop
PLAY Logo
18:50 - 10:05BWI-DUB
10h 15m1 stop
€277PLAY
Find Deal
Fr, 26 Sep - Fr, 3 Okt
Icelandair Logo
12:15 - 19:20DUB-IAD
12h 05m1 stop
Icelandair Logo
20:30 - 13:15IAD-DUB
11h 45m1 stop
€311Icelandair
Find Deal
Mi, 24 Sep - Mi, 1 Okt
Icelandair Logo
12:15 - 19:20DUB-IAD
12h 05m1 stop
Icelandair Logo
20:30 - 13:15IAD-DUB
11h 45m1 stop
€327Icelandair
Find Deal
Mi, 24 Sep - Mi, 1 Okt
Scandinavian Airlines Logo
12:30 - 17:15DUB-IAD
33h 45m1 stop
Scandinavian Airlines Logo
20:30 - 11:45IAD-DUB
34h 15m1 stop
€330Scandinavian Airlines
Find Deal
Di, 4 Nov - Mo, 17 Nov
Scandinavian Airlines Logo
19:05 - 18:15DUB-IAD
27h 10m1 stop
Scandinavian Airlines Logo
20:30 - 18:20IAD-DUB
16h 50m1 stop
€348Scandinavian Airlines
Find Deal
Di, 28 Okt - Do, 13 Nov
British Airways Logo
10:55 - 19:45DUB-BWI
13h 50m1 stop
British Airways Logo
21:35 - 14:35BWI-DUB
12h 00m1 stop
€354British Airways
Find Deal
Mi, 24 Sep - Mi, 1 Okt
British Airways Logo
08:35 - 19:45DUB-BWI
16h 10m1 stop
British Airways Logo
21:35 - 19:25BWI-DUB
16h 50m1 stop
€360British Airways
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Fr, 19 Sep - Mi, 8 Okt
United Airlines Logo
09:20 - 15:51DUB-DCA
11h 31m1 stop
United Airlines Logo
16:15 - 07:20DCA-DUB
10h 05m1 stop
€444United Airlines
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Do, 4 Sep - Do, 11 Sep
United Airlines Logo
09:20 - 15:51DUB-DCA
11h 31m1 stop
United Airlines Logo
15:00 - 07:20DCA-DUB
11h 20m1 stop
€454United Airlines
Find Deal
Do, 4 Sep - Do, 11 Sep

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

Our best British Airways deals on Dublin to Washington, D.C. flight tickets
British Airways
24 Sept
DUB10:55Dublin
13h 50m
1 stop
BWI19:45Baltimore/Washington
1 Oct
BWI21:35Baltimore/Washington
12h 00m
1 stop
DUB14:35Dublin
€354
Find similar
British Airways
19 Sept
DUB08:35Dublin
16h 10m
1 stop
BWI19:45Baltimore/Washington
8 Oct
BWI21:35Baltimore/Washington
16h 50m
1 stop
DUB19:25Dublin
€360
Find similar
British Airways
18 Sept
DUB10:40Dublin
11h 55m
1 stop
IAD17:35Washington, D.C. Dulles Intl
21 Sept
IAD19:25Washington, D.C. Dulles Intl
11h 30m
1 stop
DUB11:55Dublin
€362
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PLAY flights from Dublin to Washington, D.C.

Our best PLAY deals on Dublin to Washington, D.C. flight tickets
PLAY
19 Sept
DUB11:35Dublin
11h 05m
1 stop
BWI17:40Baltimore/Washington
27 Sept
BWI18:50Baltimore/Washington
10h 30m
1 stop
DUB10:20Dublin
€274
Find similar
PLAY
26 Sept
DUB11:35Dublin
11h 05m
1 stop
BWI17:40Baltimore/Washington
3 Oct
BWI18:50Baltimore/Washington
10h 15m
1 stop
DUB10:05Dublin
€277
Find similar
PLAY
26 Sept
DUB11:35Dublin
11h 05m
1 stop
BWI17:40Baltimore/Washington
3 Oct
BWI18:50Baltimore/Washington
10h 15m
1 stop
DUB10:05Dublin
€281
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 13,528 searches. Data last updated 13 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

Fr 19/9

11:35-17:40

1 stop11h 05m

Baltimore/Washington

Sa 27/9

18:50-10:20

1 stop10h 30m

€274

DublinBaltimore

DUB - BWI

DUBBWI

Dublin

Fr 26/9

11:35-17:40

1 stop11h 05m

Baltimore/Washington

Fr 3/10

18:50-10:05

1 stop10h 15m

€277

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

Mi 24/9

12:15-19:20

1 stop12h 05m

Washington, D.C. Dulles Intl

Mi 1/10

20:30-13:15

1 stop11h 45m

€311

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

Mi 24/9

12:15-19:20

1 stop12h 05m

Washington, D.C. Dulles Intl

Mi 1/10

20:30-13:15

1 stop11h 45m

€327

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

Di 4/11

12:30-17:15

1 stop33h 45m

Washington, D.C. Dulles Intl

Mo 17/11

20:30-11:45

1 stop34h 15m

€330

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

Di 28/10

19:05-18:15

1 stop27h 10m

Washington, D.C. Dulles Intl

Do 13/11

20:30-18:20

1 stop16h 50m

€348

DublinBaltimore

DUB - BWI

DUBBWI

Dublin

Mi 24/9

10:55-19:45

1 stop13h 50m

Baltimore/Washington

Mi 1/10

21:35-14:35

1 stop12h 00m

€354

DublinBaltimore

DUB - BWI

DUBBWI

Dublin

Fr 19/9

08:35-19:45

1 stop16h 10m

Baltimore/Washington

Mi 8/10

21:35-19:25

1 stop16h 50m

€360

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Do 4/9

09:20-15:51

1 stop11h 31m

Washington, D.C. Reagan-National

Do 11/9

16:15-07:20

1 stop10h 05m

€444

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Do 4/9

09:20-15:51

1 stop11h 31m

Washington, D.C. Reagan-National

Do 11/9

15:00-07:20

1 stop11h 20m

€454

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 €402, 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 Dublin during March instead. Flights to Washington, D.C. in March, while not as cheap as those in January, still average around €431.

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

The cheapest day to depart from Dublin 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 €642. 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 €791.

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

Flying to Washington, D.C. from Dublin at midday is the least expensive time of day to depart. momondo users have found prices as low as €422 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 €692 on average. Flights to Washington, D.C. from Dublin in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

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 2 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 7% 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 14% 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

€254

Fastest flight time

10h 02m

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 €254. The best return flight deal from Dublin to Washington, D.C. found on momondo in the last 72 hours is €274.
The fastest flight from Dublin to Washington, D.C. takes 10h 02m
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?

    There are 5438.3 km between Dublin and Washington, D.C.. By plane, this route typically takes 10h 02m.

  • 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. are updated daily.

  • 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.?

    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 Dublin Airport to Washington, D.C..

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

    The travel and health documents you'll need for your trip to Washington, D.C. 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.. It is always advisable to seek 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 €231Free CancellationRating
7.0
103 reviews
Search PLAY flights
IcelandairPriceFrom €296Free CancellationRating
7.0
526 reviews
Search Icelandair flights
Aer LingusPriceFrom €335Free CancellationRating
7.1
1,210 reviews
Search Aer Lingus flights
British AirwaysPriceFrom €416Free CancellationRating
6.6
7,265 reviews
Search British Airways flights
United AirlinesPriceFrom €462Free CancellationRating
7.4
8,920 reviews
Search United Airlines flights

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

    United Airlines flies from Dublin to Washington, D.C. around 14 times per week, with 8,920 momondo users rating the airline 7.4/10. The cheapest United Airlines deal from Dublin to Washington, D.C. in the last 72 hours was €537 (round-trip), much lower than the average airfare cost of €783 for United Airlines flights on this route.

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

    €390 is the best Aer Lingus flight deal from Dublin to Washington, D.C. found on momondo over the last 72 hours. The average Aer Lingus ticket price found was closer to €570, however, with flight time and availability significantly affecting the price. Aer Lingus (7.1/10 from 1,210 user reviews) flies into Washington, D.C. from Dublin 14 times in an average week so prices can vary.

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 Dublin to Washington, D.C.?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Dublin to Washington, D.C. for you.

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

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

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

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

If you are not ready to book a flight from Dublin to Washington, D.C. now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Washington, D.C. and let you know when they change.

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

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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