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Cheap flights from Dublin to Washington, D.C. from £300

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 13/5. 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

Enter your travel dates to find the best prices.
Multiple Airlines Logo
08:35 - 19:40
DUB
-
BWI
16h 05m
1 stop
Multiple Airlines Logo
21:30 - 18:40
BWI
-
DUB
16h 10m
1 stop
£300Multiple Airlines
Wed, 13 May - Mon, 25 May
Multiple Airlines Logo
20:30 - 15:50
DUB
-
IAD
24h 20m
1 stop
Multiple Airlines Logo
17:40 - 19:30
IAD
-
DUB
20h 50m
1 stop
£300Multiple Airlines
Wed, 22 Apr - Sat, 2 May
Multiple Airlines Logo
08:35 - 19:40
DUB
-
BWI
16h 05m
1 stop
Multiple Airlines Logo
21:30 - 18:40
BWI
-
DUB
16h 10m
1 stop
£300Multiple Airlines
Wed, 13 May - Mon, 25 May
Multiple Airlines Logo
20:30 - 15:50
DUB
-
IAD
24h 20m
1 stop
Multiple Airlines Logo
22:25 - 19:30
IAD
-
DUB
16h 05m
1 stop
£300Multiple Airlines
Wed, 22 Apr - Sat, 2 May
JetBlue Logo
11:40 - 22:59
DUB
-
DCA
16h 19m
1 stop
JetBlue Logo
18:40 - 08:20
DCA
-
DUB
8h 40m
1 stop
£352JetBlue
Thu, 30 Apr - Mon, 4 May
Scandinavian Airlines Logo
19:10 - 17:55
DUB
-
IAD
26h 45m
2 stops
Scandinavian Airlines Logo
20:20 - 18:20
IAD
-
DUB
17h 00m
1 stop
£357Scandinavian Airlines
Sat, 28 Mar - Mon, 6 Apr
Icelandair Logo
11:30 - 18:30
DUB
-
IAD
12h 00m
1 stop
Icelandair Logo
19:40 - 10:15
IAD
-
DUB
9h 35m
1 stop
£358Icelandair
Thu, 19 Feb - Mon, 23 Feb
Delta Logo
05:55 - 16:05
DUB
-
IAD
15h 10m
1 stop
Delta Logo
12:24 - 08:45
IAD
-
DUB
15h 21m
1 stop
£370Delta
Thu, 19 Feb - Sat, 28 Feb
Delta Logo
05:55 - 16:05
DUB
-
IAD
15h 10m
1 stop
Delta Logo
13:19 - 08:05
IAD
-
DUB
14h 46m
2 stops
£372Delta
Wed, 4 Mar - Wed, 11 Mar
Icelandair Logo
14:15 - 22:15
DUB
-
BWI
13h 00m
1 stop
Icelandair Logo
20:30 - 13:15
BWI
-
DUB
11h 45m
1 stop
£395Icelandair
Thu, 21 May - Mon, 1 Jun

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

Our best Scandinavian Airlines deals on Dublin to Washington, D.C. flight tickets
Scandinavian Airlines
28 Mar
DUB19:10Dublin
26h 45m
2 stops
IAD17:55Washington, D.C. Dulles Intl
6 Apr
IAD20:20Washington, D.C. Dulles Intl
17h 00m
1 stop
DUB18:20Dublin
£357
Scandinavian Airlines
7 Apr
DUB19:50Dublin
26h 00m
2 stops
IAD16:50Washington, D.C. Dulles Intl
11 Apr
IAD20:20Washington, D.C. Dulles Intl
33h 05m
2 stops
DUB10:25Dublin
£379
Scandinavian Airlines
21 May
DUB19:05Dublin
26h 45m
1 stop
IAD16:50Washington, D.C. Dulles Intl
1 Jun
IAD20:20Washington, D.C. Dulles Intl
17h 00m
1 stop
DUB18:20Dublin
£381

Icelandair flights from Dublin to Washington, D.C.

Our best Icelandair deals on Dublin to Washington, D.C. flight tickets
Icelandair
19 Feb
DUB11:30Dublin
12h 00m
1 stop
IAD18:30Washington, D.C. Dulles Intl
23 Feb
IAD19:40Washington, D.C. Dulles Intl
9h 35m
1 stop
DUB10:15Dublin
£358
Icelandair
21 May
DUB14:15Dublin
13h 00m
1 stop
BWI22:15Baltimore/Washington
1 Jun
BWI20:30Baltimore/Washington
11h 45m
1 stop
DUB13:15Dublin
£395
Icelandair
4 Mar
DUB11:30Dublin
12h 10m
1 stop
BWI18:40Baltimore/Washington
11 Mar
BWI20:40Baltimore/Washington
9h 35m
1 stop
DUB10:15Dublin
£406

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 7 February 2026.
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

Wed 13/5

08:35-19:40

1 stop16h 05m

Baltimore/Washington

Mon 25/5

21:30-18:40

1 stop16h 10m

£300

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

Wed 22/4

20:30-15:50

1 stop24h 20m

Washington, D.C. Dulles Intl

Sat 2/5

17:40-19:30

1 stop20h 50m

£300

DublinBaltimore

DUB - BWI

DUBBWI

Dublin

Wed 13/5

08:35-19:40

1 stop16h 05m

Baltimore/Washington

Mon 25/5

21:30-18:40

1 stop16h 10m

£300

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

Wed 22/4

20:30-15:50

1 stop24h 20m

Washington, D.C. Dulles Intl

Sat 2/5

22:25-19:30

1 stop16h 05m

£300

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Thu 30/4

11:40-22:59

1 stop16h 19m

Washington, D.C. Reagan-National

Mon 4/5

18:40-08:20

1 stop8h 40m

£352

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

Sat 28/3

19:10-17:55

2 stops26h 45m

Washington, D.C. Dulles Intl

Mon 6/4

20:20-18:20

1 stop17h 00m

£357

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

Thu 19/2

11:30-18:30

1 stop12h 00m

Washington, D.C. Dulles Intl

Mon 23/2

19:40-10:15

1 stop9h 35m

£358

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

Thu 19/2

05:55-16:05

1 stop15h 10m

Washington, D.C. Dulles Intl

Sat 28/2

12:24-08:45

1 stop15h 21m

£370

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

Wed 4/3

05:55-16:05

1 stop15h 10m

Washington, D.C. Dulles Intl

Wed 11/3

13:19-08:05

2 stops14h 46m

£372

DublinBaltimore

DUB - BWI

DUBBWI

Dublin

Thu 21/5

14:15-22:15

1 stop13h 00m

Baltimore/Washington

Mon 1/6

20:30-13:15

1 stop11h 45m

£395

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 September. Flight prices, which tend to average around £376, are often lower during this time because this is during the off-season. If you don’t want to visit Washington, D.C. in September, then you should wait until October to fly from Dublin, when ticket prices are also cheap, with an average price of £381.

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 Tuesday. momondo users have found tickets for Tuesday departures for as low as £556. 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 £623.

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

In the afternoon is the cheapest time of day to fly from Dublin to Washington, D.C. when you can find flight prices for as low as £466. Flying to Washington, D.C. in the afternoon 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 £592. 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

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 Dublin when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. for around £450 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 Dublin for as low as £370 on momondo.

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?

No. A direct flight is the cheapest option for a flight between Dublin to Washington, D.C..

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

As of February 2026, prices for Dublin to Washington, D.C. flights are approximately 82% 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

£538

Fastest flight time

8h 05m

Direct flights

Every day

Airports in Washington, D.C.

2 airports
The best flight deal from Dublin to Washington, D.C. found on momondo in the last 72 hours is £538
The fastest flight from Dublin to Washington, D.C. takes 8h 05m
Direct flights go from Dublin to Washington, D.C. every day.
There are 2 airports in Washington, D.C.. From Dublin there are direct flights to Washington, D.C. Dulles Intl (IAD).
Search flight deals

  • 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 05m.

  • 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 £215Free CancellationRating
7.0
103 reviews
Search PLAY flights
IcelandairPriceFrom £276Free CancellationRating
7.1
606 reviews
Search Icelandair flights
LufthansaPriceFrom £292Free CancellationRating
6.8
7,772 reviews
Search Lufthansa flights
British AirwaysPriceFrom £304Free CancellationRating
6.7
7,719 reviews
Search British Airways flights
Aer LingusPriceFrom £333Free CancellationRating
7.2
1,446 reviews
Search Aer Lingus flights
United AirlinesPriceFrom £377Free CancellationRating
7.4
9,249 reviews
Search United Airlines flights

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

    Aer Lingus is one of the most popular airlines flying from Dublin to Washington, D.C., operating 7 flights/week on average for this route. A good Aer Lingus flight deal for Dublin to Washington, D.C. starts from £333 round-trip, up to an average price of £427. Our users have rated Aer Lingus at 7.2/10.

  • British Airways Flights From Dublin to Washington, D.C.

    British Airways is also a popular choice for this route. British Airways flight deals for Dublin to Washington, D.C. start from as low as £304 round-trip, depending on your selected dates, with average British Airways deals seen on momondo around £444. British Airways operates 7 flights to Washington, D.C. from Dublin in an average week. Users have rated it 6.7/10 across 7,719 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
College Park
Fairfax
Arlington
Linthicum Heights
Alexandria
Glen Burnie
Lutherville Timonium
Ellicott City
Cambridge
Lexington Park
Westminster
Woodbridge
Bethesda
Rockville
Silver Spring
Owings Mills
Landover
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

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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