How long is the flight from Dublin to Washington, D.C.?

A quick flight from Dublin to Washington, D.C. can take about 12h 10m. Icelandair provides one of the quickest options available for as low as $663. The distance from Dublin to Washington, D.C. is about 3351 mi. This flight may include one or multiple stops.

What are the cheapest airlines flying from Dublin to Washington, D.C. round-trip?

Flying on Icelandair is currently your cheapest option to Washington, D.C., with prices starting at $438. Another option worth looking into is Aer Lingus, starting at $455 round trip. Icelandair is 34% cheaper than the average price of flights available within the next 90 days to this destination.

In terms of precipitation, rainfall in Washington, D.C. ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. when rainfall is around 2.6 in.

If weather is an important factor for your trip to Washington, D.C., use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

What are the most popular routes from Dublin to Washington, D.C.?

While some choose either Dublin - Washington, D.C. Reagan-National or Dublin - Baltimore/Washington, Dublin - Washington, D.C. Dulles Intl is the most popular route from Dublin to Washington, D.C..

What are the cheapest flights from Dublin to Washington, D.C.?

Looking for the cheapest flight from Dublin to Washington, D.C.? While on average our users pay $1,131, our data indicates the cheapest price to be $443. The most popular route (Dublin - Washington, D.C. Dulles Intl), is priced around $576.

What are the most reliable airlines from Dublin to Washington, D.C.?

The top 3 most reliable airlines when flying from Dublin to Washington, D.C. are Qatar Airways (90%), American Airlines (84%) and Aer Lingus (84%).

Most accurate provider : When it comes to deals on Dublin-Washington, D.C. flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Dublin-Washington, D.C. flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Dublin-Washington, D.C. flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Dublin-Washington, D.C. flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Dublin-Washington, D.C. flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airport do you fly from for flights from Dublin to Washington, D.C.?

Most people fly from Dublin (DUB) if they book a flight from Dublin to Washington, D.C.. On average, Dublin has 13 outbound flights to Washington, D.C. per day from 2 airlines. Dublin is conveniently located just 5.7 mi from Dublin’s city center.

Can I find deals for flights from Dublin to Washington, D.C. that include hotel bookings?

Yes. In addition to deals on Dublin to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Dublin to Washington, D.C.?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dublin to Washington, D.C..

Can I find deals for business class flights from Dublin to Washington, D.C.?

Yes. Cheapflights offers flight deals from Dublin to Washington, D.C. by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$366+ Cheap Flights from Dublin to Washington, D.C.

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Cheapflights Tip: The best prices from Dublin to Washington, D.C. are usually found in February or January, booked 86 days in advance, depart on a Monday or Tuesday and return on a Sunday

Cheap flight deals from Dublin to Washington, D.C.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Dublin to Washington, D.C.
Explore the most affordable flight options available from Dublin to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 12, 2026.

Wed 12/237:05 pm -

1 stop27h 10m

Thu 12/318:30 pm -

2 stops31h 50m

Deal found 10/7

$493

Sat 11/2110:10 am -

1 stop13h 40m

Sat 11/288:30 pm -

2 stops33h 15m

Deal found 10/7

$510

Wed 10/1412:35 pm -

Nonstop8h 10m

Sat 10/175:15 pm -

Nonstop7h 00m

Deal found 10/9

$524

Fri 10/1612:35 pm -

Nonstop8h 10m

Tue 10/205:15 pm -

Nonstop7h 00m

Deal found 10/11

$525

Wed 11/187:05 pm -

1 stop27h 10m

Wed 1/274:45 pm -

1 stop14h 00m

Deal found 10/9

$526

Mon 12/218:20 pm -

2 stops49h 55m

Mon 12/288:30 pm -

1 stop16h 50m

Deal found 10/11

$576

Tue 11/2411:30 am -

1 stop12h 10m

Tue 12/17:40 pm -

1 stop9h 35m

Deal found 10/10

$607

Thu 11/1211:30 am -

1 stop12h 10m

Tue 11/177:40 pm -

1 stop9h 35m

Deal found 10/11

$608

Mon 11/236:05 am -

2 stops17h 35m

Mon 11/307:40 pm -

3 stops35h 10m

Deal found 10/9

$609

Mon 12/2111:30 am -

1 stop12h 10m

Mon 12/287:40 pm -

1 stop9h 35m

Deal found 10/11

$610

Mon 11/911:30 am -

1 stop12h 10m

Sun 11/227:40 pm -

1 stop9h 35m

Deal found 10/12

$612

Thu 12/2411:30 am -

1 stop12h 10m

Sun 1/107:40 pm -

1 stop9h 35m

Deal found 10/11

$623

Best flights from Dublin to Washington, D.C.
Discover carefully curated flight deals from Dublin to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 12, 2026.

Thu 11/55:10 am -

1 stop14h 25m

Wed 11/1810:20 pm -

Nonstop7h 00m

Deal found 10/8

$665

Sun 11/16:35 pm -

1 stop27h 25m

Mon 11/98:10 pm -

1 stop34h 10m

Deal found 10/11

$668

Sun 11/18:55 am -

1 stop11h 45m

Sat 11/712:30 pm -

2 stops20h 40m

Deal found 10/11

$671

Mon 11/98:50 am -

2 stops14h 01m

Sun 11/221:49 pm -

2 stops14h 11m

Deal found 10/12

$678

Mon 11/239:00 am -

1 stop15h 58m

Mon 11/301:15 pm -

1 stop13h 15m

Deal found 10/9

$680

Thu 3/1110:00 am -

1 stop12h 05m

Thu 3/187:55 pm -

1 stop11h 20m

Deal found 10/9

$707

Sat 10/315:45 am -

1 stop15h 10m

Tue 11/36:32 pm -

2 stops14h 58m

Deal found 10/7

$674

Sat 12/59:00 am -

1 stop12h 24m

Wed 12/910:15 pm -

Nonstop7h 05m

Deal found 10/11

$680

Sun 2/145:45 am -

2 stops15h 45m

Sun 2/216:40 pm -

1 stop14h 45m

Deal found 10/9

$681

Sun 11/15:45 am -

1 stop14h 55m

Sun 11/86:32 pm -

2 stops13h 08m

Deal found 10/10

$676

Wed 11/181:35 pm -

1 stop10h 08m

Wed 11/253:30 pm -

1 stop11h 40m

Deal found 10/11

$689

Wed 11/255:45 am -

2 stops16h 43m

Wed 12/212:35 pm -

2 stops15h 25m

Deal found 10/9

$676

Sun 11/19:30 am -

1 stop10h 58m

Mon 11/94:05 pm -

1 stop12h 50m

Deal found 10/8

$689

Wed 11/185:45 am -

2 stops17h 06m

Wed 11/251:49 pm -

2 stops14h 11m

Deal found 10/11

$678

Sun 11/19:30 am -

1 stop9h 54m

Sun 11/86:20 pm -

1 stop10h 35m

Deal found 10/9

$689

Thu 11/198:50 am -

2 stops14h 01m

Wed 11/251:49 pm -

2 stops14h 11m

Deal found 10/8

$678

Thu 11/265:45 am -

2 stops17h 11m

Thu 12/312:30 pm -

2 stops15h 15m

Deal found 10/12

$679

Thu 3/118:50 am -

2 stops15h 22m

Thu 3/182:35 pm -

1 stop15h 10m

Deal found 10/12

$679

Wed 11/255:45 am -

2 stops17h 14m

Sun 11/296:45 pm -

1 stop10h 00m

Deal found 10/11

$679

Thu 1/75:45 am -

2 stops17h 20m

Wed 3/35:00 pm -

1 stop10h 45m

Deal found 10/12

$679

Wed 11/188:50 am -

2 stops16h 09m

Wed 11/2510:15 am -

1 stop16h 30m

Deal found 10/11

$680

Tue 11/245:45 am -

2 stops17h 06m

Tue 12/16:46 pm -

1 stop9h 59m

Deal found 10/9

$680

Thu 11/128:50 am -

2 stops19h 12m

Sun 11/158:08 am -

1 stop18h 37m

Deal found 10/11

$680

Thu 11/198:50 am -

2 stops14h 09m

Wed 11/255:02 pm -

2 stops14h 38m

Deal found 10/12

$681

Thu 12/38:50 am -

2 stops14h 09m

Thu 12/103:30 pm -

1 stop13h 15m

Deal found 10/7

$682

Thu 12/38:50 am -

2 stops14h 08m

Thu 12/101:52 pm -

1 stop14h 53m

Deal found 10/7

$683

Thu 11/265:45 am -

2 stops16h 04m

Thu 12/310:29 am -

2 stops17h 16m

Deal found 10/9

$685

Wed 11/255:45 am -

2 stops16h 04m

Sun 11/296:33 pm -

1 stop10h 12m

Deal found 10/11

$685

Last-minute flights from Dublin to Washington, D.C.
Discover last-minute flight deals from Dublin to Washington, D.C.. Data last updated October 12, 2026 and is based on user searches.

Wed 10/1412:35 pm -

Nonstop8h 10m

Sat 10/175:15 pm -

Nonstop7h 00m

Deal found 10/9

$524

Fri 10/1612:35 pm -

Nonstop8h 10m

Tue 10/205:15 pm -

Nonstop7h 00m

Deal found 10/11

$525

Wed 10/287:05 pm -

1 stop27h 10m

Mon 11/28:30 pm -

1 stop34h 15m

Deal found 10/9

$593

Wed 11/412:30 pm -

1 stop33h 45m

Thu 11/128:30 pm -

1 stop31h 55m

Deal found 10/8

$583

Mon 11/911:30 am -

1 stop12h 10m

Sun 11/227:40 pm -

1 stop9h 35m

Deal found 10/12

$612

Tue 11/107:05 pm -

1 stop27h 10m

Sat 11/148:30 pm -

2 stops33h 15m

Deal found 10/7

$591

Thu 11/1211:30 am -

1 stop12h 10m

Tue 11/177:40 pm -

1 stop9h 35m

Deal found 10/11

$608

Wed 11/187:05 pm -

1 stop27h 10m

Wed 1/274:45 pm -

1 stop14h 00m

Deal found 10/9

$526

Wed 11/183:50 pm -

Nonstop8h 30m

Wed 1/275:15 pm -

Nonstop6h 50m

Deal found 10/9

$586

Sat 11/2110:10 am -

1 stop13h 40m

Sat 11/288:30 pm -

2 stops33h 15m

Deal found 10/7

$510

Mon 11/236:05 am -

2 stops17h 35m

Mon 11/307:40 pm -

3 stops35h 10m

Deal found 10/9

$609

Tue 11/2411:30 am -

1 stop12h 10m

Tue 12/17:40 pm -

1 stop9h 35m

Deal found 10/10

$607

One-way flights from Dublin to Washington, D.C.
Search for one-way flight options from Dublin to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated October 12, 2026.

Wed 1/611:30 am -

1 stop12h 10m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/8

$366

Thu 1/218:50 pm -

2 stops27h 15m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/7

$366

Sat 12/57:50 pm -

2 stops29h 45m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/7

$375

Tue 11/35:50 am -

3 stops37h 55m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/7

$377

Fri 1/226:45 am -

2 stops37h 30m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/7

$378

Sat 1/238:10 pm -

2 stops27h 55m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/7

$380

Thu 12/1711:30 am -

1 stop12h 10m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/7

$384

Thu 12/1010:00 am -

2 stops38h 05m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/7

$384

Sun 1/249:10 am -

2 stops38h 55m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/7

$385

Tue 12/111:30 am -

1 stop12h 10m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/12

$387

Tue 11/172:35 pm -

3 stops33h 30m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/11

$388

Tue 11/178:50 am -

3 stops58h 40m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/9

$389

Find flight deals from Dublin to Washington, D.C.

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$493 (Justfly.com)
One-way from	$366 (eDestinos)
Popular in	March
Cheapest in	February
Average price	$614
Good round-trip deal	$527 or less
Good one-way deal	$536 or less

Provider with most accurate pricing for Dublin-Washington, D.C. (WAS) flight deals.

Search Deals

Provider most trusted by Cheapflights users for Dublin-Washington, D.C. (WAS) flights.

Search Deals

From Dublin to Washington, D.C. (WAS)

Search Deals

One-way flight from Dublin to Washington, D.C. (WAS)

Search Deals

High demand for flights, 0% potential price rise

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($20 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in October 2026

Search Deals

Price to beat on a round-trip flight from Dublin to Washington, D.C. (WAS).

Search Deals

Price to beat on a one-way flight from Dublin to Washington, D.C. (WAS).

Search Deals

Cheapflights Fare Finder

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

Cheapest round-trip

DublinBaltimore

DUB Dublin - BWI Baltimore/Washington

DUBBWI

Dublin

Thu 12/3

11:30 am-6:40 pm

1 stop12h 10m

Baltimore/Washington

Wed 12/31

12:00 am-6:00 am

Nonstop0h 00m

$389

DublinWashington, D.C.

DUB Dublin - IAD Washington, D.C. Dulles Intl

DUBIAD

Dublin

Thu 12/3

8:50 am-3:45 pm

1 stop11h 55m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-6:00 am

Nonstop0h 00m

$402

DublinWashington, D.C.

DUB Dublin - IAD Washington, D.C. Dulles Intl

DUBIAD

Dublin

Sun 1/24

8:55 am-3:40 pm

1 stop11h 45m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-6:00 am

Nonstop0h 00m

$402

DublinWashington, D.C.

DUB Dublin - IAD Washington, D.C. Dulles Intl

DUBIAD

Dublin

Wed 12/9

5:45 am-3:55 pm

1 stop15h 10m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-6:00 am

Nonstop0h 00m

$402

DublinBaltimore

DUB Dublin - BWI Baltimore/Washington

DUBBWI

Dublin

Tue 12/1

8:50 am-5:58 pm

2 stops14h 08m

Baltimore/Washington

Wed 12/31

12:00 am-6:00 am

Nonstop0h 00m

$407

DublinBaltimore

DUB Dublin - BWI Baltimore/Washington

DUBBWI

Dublin

Thu 12/3

8:50 am-5:58 pm

2 stops14h 08m

Baltimore/Washington

Wed 12/31

12:00 am-6:00 am

Nonstop0h 00m

$407

DublinBaltimore

DUB Dublin - BWI Baltimore/Washington

DUBBWI

Dublin

Thu 12/10

5:45 am-4:57 pm

2 stops16h 12m

Baltimore/Washington

Wed 12/31

12:00 am-6:00 am

Nonstop0h 00m

$413

DublinWashington, D.C.

DUB Dublin - DCA Washington, D.C. Reagan-National

DUBDCA

Dublin

Thu 12/10

9:55 am-9:43 pm

1 stop16h 48m

Washington, D.C. Reagan-National

Wed 12/31

12:00 am-6:00 am

Nonstop0h 00m

$417

DublinWashington, D.C.

DUB Dublin - IAD Washington, D.C. Dulles Intl

DUBIAD

Dublin

Sun 11/29

9:00 pm-1:50 pm

3 stops45h 50m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-6:00 am

Nonstop0h 00m

$425

DublinBaltimore

DUB Dublin - BWI Baltimore/Washington

DUBBWI

Dublin

Sat 12/26

11:30 am-6:40 pm

1 stop12h 10m

Baltimore/Washington

Wed 12/31

12:00 am-6:00 am

Nonstop0h 00m

$426

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/7

Showing 1-10 of 52 resultsSorted by cheapest first

...

Compare providers for flights from Dublin to Washington, D.C.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dublin to Washington, D.C. in October.

Provider	Price Accuracy	Trust Score*
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
Expedia	Price Accuracy1 star	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Dublin-Washington, D.C. flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Dublin-Washington, D.C. flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Dublin-Washington, D.C. flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Dublin-Washington, D.C. flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Dublin-Washington, D.C. flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Dublin to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Dublin with our price prediction graph.

DUB-WAS

DUB-IAD

DUB-BWI

DUB-DCA

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Dublin to Washington, D.C.

DUB-WAS

DUB-IAD

DUB-BWI

DUB-DCA

What is the cheapest month to book a flight from Dublin to Washington, D.C.?

Currently, November is the cheapest month in which you can book a flight from Dublin to Washington, D.C. (average of $551). Flying from Dublin to Washington, D.C. in July is currently the most expensive (average of $783). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from DUB to WAS?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Dublin to Washington, D.C. as you normally would.

Weekly flight availability from Dublin to Washington, D.C.

The most flights from DUB to WAS are scheduled on a Saturday (15 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (10 on average).

How much does it cost to fly round-trip from Dublin to Washington, D.C.?

Airfare is below average for this route at the moment.

Dublin to Washington, D.C. flights typically cost between $562 and $680 in December.
The cheapest round-trip price found within the last 5 days was $493 on Scandinavian Airlines (Dec 23-Dec 31).

How often are flights from Dublin to Washington, D.C. delayed?

About 13% of weekly flights between Dublin and Washington, D.C. have experienced delays in the past year, with the average delay time being 147 minutes.

What is the most punctual flight time for Dublin to Washington, D.C. flights?

Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Dublin to Washington, D.C. flights?

Over the last year, Aer Lingus have had the lowest number of delays on this route, with just 13% of flights being delayed.

How far ahead should I book a flight from Dublin to Washington, D.C.?

To ensure you get the cheapest price possible for a flight from Dublin to Washington, D.C., you should look to book at least 71 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

The best insider tips for Dublin to Washington, D.C. flights

Cheapflights partnered with top experts to bring you the best recommendations for your Dublin to Washington, D.C. trip

Our travel experts

Evie Carrick

Expert on Aer Lingus

Evie Carrick is a writer and editor who has lived in five countries and traveled to over 50, with extensive experience flying around the world. She was born in Colorado, but has spent time flying to both coasts to visit family. She writes regularly for Travel + Leisure, BuzzFeed, and SKI and recently published seven travel journals with Simon & Schuster.

Harriet Baskas

Expert on United Airlines

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

James March

Expert on DUB

For UK-based James March, nothing beats the thrill and chaos of arriving in a new city for the first time, and he tries to put that feeling into his writing and inspire others to travel too. From Birmingham to Blackpool and Leicester to Liverpool, James has reviewed hotels, written narratives and created guides for those who love to travel.

Ramsey Qubein

Expert on IAD

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Peruse reviews from past customers who have flown with United Airlines and Aer Lingus from Dublin to Washington, D.C. to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

10,352 reviews

Reviews

1 / 20

10.0

Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

United Airlines

7.4

Good

10,352 reviews

United Airlines

7.4

Good

10,352 reviews

Reviews

1 / 20

10.0

Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Aer Lingus

7.3

Good

1,823 reviews

United Airlines

7.4

Good

10,352 reviews

Reviews

1 / 20

10.0

Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

What airport do you fly from for flights from Dublin to Washington, D.C.?
Most people fly from Dublin (DUB) if they book a flight from Dublin to Washington, D.C.. On average, Dublin has 13 outbound flights to Washington, D.C. per day from 2 airlines. Dublin is conveniently located just 5.7 mi from Dublin’s city center.
How long is the flight from Dublin to Washington, D.C.?
A quick flight from Dublin to Washington, D.C. can take about 12h 10m. Icelandair provides one of the quickest options available for as low as $663. The distance from Dublin to Washington, D.C. is about 3351 mi. This flight may include one or multiple stops.
What are the cheapest airlines flying from Dublin to Washington, D.C. round-trip?
Flying on Icelandair is currently your cheapest option to Washington, D.C., with prices starting at $438. Another option worth looking into is Aer Lingus, starting at $455 round trip. Icelandair is 34% cheaper than the average price of flights available within the next 90 days to this destination.
What are the most popular routes from Dublin to Washington, D.C.?
While some choose either Dublin - Washington, D.C. Reagan-National or Dublin - Baltimore/Washington, Dublin - Washington, D.C. Dulles Intl is the most popular route from Dublin to Washington, D.C..
What are the most reliable airlines from Dublin to Washington, D.C.?
The top 3 most reliable airlines when flying from Dublin to Washington, D.C. are Qatar Airways (90%), American Airlines (84%) and Aer Lingus (84%).
What are the cheapest flights from Dublin to Washington, D.C.?
Looking for the cheapest flight from Dublin to Washington, D.C.? While on average our users pay $1,131, our data indicates the cheapest price to be $443. The most popular route (Dublin - Washington, D.C. Dulles Intl), is priced around $576.
Can I find deals for flights from Dublin to Washington, D.C. that include hotel bookings?
Yes. In addition to deals on Dublin to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Dublin to Washington, D.C.?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dublin to Washington, D.C..
Can I find deals for business class flights from Dublin to Washington, D.C.?
Yes. Cheapflights offers flight deals from Dublin to Washington, D.C. by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Dublin to Washington, D.C.?
Currently, November is the cheapest month in which you can book a flight from Dublin to Washington, D.C. (average of $551). Flying from Dublin to Washington, D.C. in July is currently the most expensive (average of $783). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Top 2 airlines flying from Dublin to Washington, D.C.

Airline	Cheapest	Average	Flexibility	On-time
Icelandair	Cheapest$438	Average$465	FlexibilityNo cancel fee	On-time76%
Aer Lingus	Cheapest$454	Average$642	FlexibilityNo cancel fee	On-timeN/A

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$366+ Cheap flights from Dublin (DUB) to Washington, D.C. (WAS)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/6. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheap flight deals from Dublin to Washington, D.C.

Cheapest flights from Dublin to Washington, D.C.Explore the most affordable flight options available from Dublin to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 12, 2026.

Explore the most affordable flight options available from Dublin to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 12, 2026.

Best flights from Dublin to Washington, D.C.Discover carefully curated flight deals from Dublin to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 12, 2026.

Discover carefully curated flight deals from Dublin to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 12, 2026.

Last-minute flights from Dublin to Washington, D.C.Discover last-minute flight deals from Dublin to Washington, D.C.. Data last updated October 12, 2026 and is based on user searches.

Discover last-minute flight deals from Dublin to Washington, D.C.. Data last updated October 12, 2026 and is based on user searches.

One-way flights from Dublin to Washington, D.C.Search for one-way flight options from Dublin to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated October 12, 2026.

Search for one-way flight options from Dublin to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated October 12, 2026.

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Use the filters below to find and compare flights from Dublin to Washington, D.C. that are best for you.

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Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dublin to Washington, D.C. in October.

Best time to book a flight from Dublin to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Dublin with our price prediction graph.

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What is the cheapest month to book a flight from Dublin to Washington, D.C.?

What is the cheapest time of day to fly from DUB to WAS?

Find hourly flight availability from Dublin to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 12, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Dublin to Washington, D.C. as you normally would.

Weekly flight availability from Dublin to Washington, D.C.

The most flights from DUB to WAS are scheduled on a Saturday (15 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (10 on average).

How much does it cost to fly round-trip from Dublin to Washington, D.C.?

Airfare is below average for this route at the moment.

Dublin to Washington, D.C. flights typically cost between $562 and $680 in December.The cheapest round-trip price found within the last 5 days was $493 on Scandinavian Airlines (Dec 23-Dec 31).

How often are flights from Dublin to Washington, D.C. delayed?

About 13% of weekly flights between Dublin and Washington, D.C. have experienced delays in the past year, with the average delay time being 147 minutes.

What is the most punctual flight time for Dublin to Washington, D.C. flights?

Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Dublin to Washington, D.C. flights?

Over the last year, Aer Lingus have had the lowest number of delays on this route, with just 13% of flights being delayed.

How far ahead should I book a flight from Dublin to Washington, D.C.?

To ensure you get the cheapest price possible for a flight from Dublin to Washington, D.C., you should look to book at least 71 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

The best insider tips for Dublin to Washington, D.C. flights

AI-powered summary based on content written by travel experts. AI can make mistakes.

Cheapflights partnered with top experts to bring you the best recommendations for your Dublin to Washington, D.C. trip

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Reviews of airlines servicing Washington, D.C.

Peruse reviews from past customers who have flown with United Airlines and Aer Lingus from Dublin to Washington, D.C. to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What airport do you fly from for flights from Dublin to Washington, D.C.?

How long is the flight from Dublin to Washington, D.C.?

What are the cheapest airlines flying from Dublin to Washington, D.C. round-trip?

What are the most popular routes from Dublin to Washington, D.C.?

What are the most reliable airlines from Dublin to Washington, D.C.?

What are the cheapest flights from Dublin to Washington, D.C.?

Can I find deals for flights from Dublin to Washington, D.C. that include hotel bookings?

How can I find direct flights from Dublin to Washington, D.C.?

Can I find deals for business class flights from Dublin to Washington, D.C.?

What is the cheapest month to book a flight from Dublin to Washington, D.C.?

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

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Complete your trip to Washington, D.C. by adding a car rental and/or hotel reservation to your travel itinerary.

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Find flights from Dublin to Washington, D.C., based on your preferred cabin class, be it economy, premium economy, business, or first class.

Dublin and Washington, D.C. flights

Browse other Dublin and Washington, D.C. flight options. Last updated on October 12, 2026.

Cheapest flights from Dublin to Washington, D.C.
Explore the most affordable flight options available from Dublin to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 12, 2026.

Best flights from Dublin to Washington, D.C.
Discover carefully curated flight deals from Dublin to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 12, 2026.

Last-minute flights from Dublin to Washington, D.C.
Discover last-minute flight deals from Dublin to Washington, D.C.. Data last updated October 12, 2026 and is based on user searches.

One-way flights from Dublin to Washington, D.C.
Search for one-way flight options from Dublin to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated October 12, 2026.

Dublin to Washington, D.C. flights typically cost between $562 and $680 in December.
The cheapest round-trip price found within the last 5 days was $493 on Scandinavian Airlines (Dec 23-Dec 31).