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Cheap flights from Dublin to Washington, D.C. from £311

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 12/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap return flights

Enter your travel dates to find the best prices.
British Airways Logo
10:20 - 18:45DUB-BWI
13h 25m1 stop
British Airways Logo
20:35 - 12:15BWI-DUB
10h 40m1 stop
£326British Airways
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Mi, 11 Feb - Mi, 18 Feb
Icelandair Logo
11:30 - 18:30DUB-IAD
12h 00m1 stop
Icelandair Logo
19:40 - 10:15IAD-DUB
9h 35m1 stop
£338Icelandair
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Fr, 5 Dez - Mo, 8 Dez
Scandinavian Airlines Logo
12:30 - 18:15DUB-IAD
33h 45m1 stop
Scandinavian Airlines Logo
20:20 - 10:20IAD-DUB
33h 00m2 stops
£340Scandinavian Airlines
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Mi, 25 Mrz - Mi, 15 Apr
Scandinavian Airlines Logo
11:30 - 18:15DUB-IAD
34h 45m2 stops
Scandinavian Airlines Logo
20:20 - 10:20IAD-DUB
33h 00m2 stops
£342Scandinavian Airlines
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Mi, 25 Mrz - Mi, 15 Apr
Aer Lingus Logo
12:15 - 15:35DUB-IAD
8h 20mdirect
Aer Lingus Logo
21:00 - 08:50IAD-DUB
6h 50mdirect
£395Aer Lingus
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Fr, 28 Nov - Sa, 6 Dez
Aer Lingus Logo
16:20 - 19:30DUB-IAD
8h 10mdirect
Aer Lingus Logo
21:00 - 08:50IAD-DUB
6h 50mdirect
£396Aer Lingus
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Fr, 21 Nov - Di, 2 Dez
United Airlines Logo
10:40 - 17:14DUB-BWI
11h 34m1 stop
United Airlines Logo
10:30 - 08:10BWI-DUB
16h 40m1 stop
£435United Airlines
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Mi, 26 Nov - Di, 24 Feb
Lufthansa Logo
05:10 - 15:50DUB-IAD
15h 40m1 stop
Lufthansa Logo
22:20 - 10:20IAD-DUB
7h 00mdirect
£455Lufthansa
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Fr, 5 Dez - Mo, 8 Dez
Lufthansa Logo
11:45 - 20:15DUB-IAD
13h 30m1 stop
Lufthansa Logo
22:20 - 10:20IAD-DUB
7h 00mdirect
£455Lufthansa
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Di, 11 Nov - Mo, 17 Nov
United Airlines Logo
09:00 - 22:42DUB-DCA
18h 42m2 stops
United Airlines Logo
15:00 - 07:30DCA-DUB
11h 30m1 stop
£466United Airlines
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Fr, 5 Dez - Mo, 8 Dez

Delta flights from Dublin to Washington, D.C.

Our best Delta deals on Dublin to Washington, D.C. flight tickets
Delta
7 Nov
DUB05:55Dublin
15h 10m
1 stop
IAD16:05Washington, D.C. Dulles Intl
13 Nov
IAD12:11Washington, D.C. Dulles Intl
14h 49m
2 stops
DUB08:00Dublin
£356
Find similar
Delta
11 Nov
DUB08:50Dublin
12h 15m
1 stop
IAD16:05Washington, D.C. Dulles Intl
17 Nov
IAD19:49Washington, D.C. Dulles Intl
14h 56m
2 stops
DUB15:45Dublin
£357
Find similar
Delta
26 Nov
DUB05:55Dublin
15h 10m
1 stop
IAD16:05Washington, D.C. Dulles Intl
24 Feb
IAD12:30Washington, D.C. Dulles Intl
14h 20m
2 stops
DUB07:50Dublin
£357
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KLM flights from Dublin to Washington, D.C.

Our best KLM deals on Dublin to Washington, D.C. flight tickets
KLM
11 Nov
DUB08:50Dublin
12h 15m
1 stop
IAD16:05Washington, D.C. Dulles Intl
16 Nov
IAD15:35Washington, D.C. Dulles Intl
11h 10m
1 stop
DUB07:45Dublin
£358
Find similar
KLM
6 Nov
DUB08:50Dublin
12h 15m
1 stop
IAD16:05Washington, D.C. Dulles Intl
14 Nov
IAD15:35Washington, D.C. Dulles Intl
11h 10m
1 stop
DUB07:45Dublin
£360
Find similar
KLM
26 Nov
DUB08:50Dublin
12h 15m
1 stop
IAD16:05Washington, D.C. Dulles Intl
3 Dec
IAD18:05Washington, D.C. Dulles Intl
13h 35m
1 stop
DUB12:40Dublin
£360
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 31 Oktober 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

Mi 11/2

10:20-18:45

1 stop13h 25m

Baltimore/Washington

Mi 18/2

20:35-12:15

1 stop10h 40m

£326

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

Fr 5/12

11:30-18:30

1 stop12h 00m

Washington, D.C. Dulles Intl

Mo 8/12

19:40-10:15

1 stop9h 35m

£338

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

Mi 25/3

12:30-18:15

1 stop33h 45m

Washington, D.C. Dulles Intl

Mi 15/4

20:20-10:20

2 stops33h 00m

£340

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

Mi 25/3

11:30-18:15

2 stops34h 45m

Washington, D.C. Dulles Intl

Mi 15/4

20:20-10:20

2 stops33h 00m

£342

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

Fr 28/11

12:15-15:35

Nonstop8h 20m

Washington, D.C. Dulles Intl

Sa 6/12

21:00-08:50

Nonstop6h 50m

£395

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

Fr 21/11

16:20-19:30

Nonstop8h 10m

Washington, D.C. Dulles Intl

Di 2/12

21:00-08:50

Nonstop6h 50m

£396

DublinBaltimore

DUB - BWI

DUBBWI

Dublin

Mi 26/11

10:40-17:14

1 stop11h 34m

Baltimore/Washington

Di 24/2

10:30-08:10

1 stop16h 40m

£435

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

Fr 5/12

05:10-15:50

1 stop15h 40m

Washington, D.C. Dulles Intl

Mo 8/12

22:20-10:20

Nonstop7h 00m

£455

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

Di 11/11

11:45-20:15

1 stop13h 30m

Washington, D.C. Dulles Intl

Mo 17/11

22:20-10:20

Nonstop7h 00m

£455

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Fr 5/12

09:00-22:42

2 stops18h 42m

Washington, D.C. Reagan-National

Mo 8/12

15:00-07:30

1 stop11h 30m

£466

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 £372, 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 £379.

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 £552. 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 £648.

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 £426. 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 £600. 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 £457 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 £360 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?

You could potentially save up to 29% 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 October 2025, prices for Dublin to Washington, D.C. flights are approximately 29% 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

£526

Fastest flight time

8h 00m

Direct flights

Mon, Wed, Thu, Fri, Sat and Sun

Airports in Washington, D.C.

1 airport
The best one-way flight to Washington, D.C. from Dublin in the past 72 hours is £526. The best return flight deal from Dublin to Washington, D.C. found on momondo in the last 72 hours is £530.
The fastest flight from Dublin to Washington, D.C. takes 8h 00m
Direct flights go from Dublin to Washington, D.C. on Monday, Wednesday, Thursday, Friday, Saturday and Sunday. There are no airlines offering direct flights..
There is 1 airport near Washington, D.C.: 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 10m.

  • 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 £222Free CancellationRating
7.0
103 reviews
Search PLAY flights
LufthansaPriceFrom £301Free CancellationRating
6.8
7,543 reviews
Search Lufthansa flights
IcelandairPriceFrom £315Free CancellationRating
7.1
562 reviews
Search Icelandair flights
British AirwaysPriceFrom £316Free CancellationRating
6.7
7,489 reviews
Search British Airways flights
United AirlinesPriceFrom £340Free CancellationRating
7.4
8,995 reviews
Search United Airlines flights
Aer LingusPriceFrom £340Free CancellationRating
7.2
1,365 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 4 flights/week on average for this route. A good United Airlines flight deal for Dublin to Washington, D.C. starts from £340 round-trip, up to an average price of £547. 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 £340 round-trip, depending on your selected dates, with average Aer Lingus deals seen on momondo around £451. Aer Lingus operates 8 flights to Washington, D.C. from Dublin in an average week. Users have rated it 7.2/10 across 1,365 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
Alexandria
Fairfax
Linthicum Heights
Bethesda
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.
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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