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

Over the last year, Lufthansa have had the lowest number of delays on this route, with just 14% of flights being delayed.

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

Historically, flights departing in the morning 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?

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

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

About 16% of weekly flights between Dublin and Washington, D.C. have experienced delays in the past year, with the average delay time being 140 minutes.

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

Departing from Dublin to Washington, D.C. Dulles Intl Airport will take you 26h 50m. There are 3393 mi between Dublin and Washington, D.C. Dulles Intl Airport. Both multi-stop and nonstop flights can be found to your destination and back.

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

Currently priced at $425, Icelandair will fly you from Dublin to Washington, D.C. Dulles Intl Airport and back. In addition to Icelandair, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Aer Lingus and United Airlines - these airlines can fly you to your destination from $454 and $643, respectively. Icelandair is 29% cheaper than the average price of flights available within the next 90 days to this destination.

Weekly flight availability from Dublin to Washington, D.C. Dulles Intl Airport

The most flights from DUB to IAD are scheduled on a Monday (12 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (12 on average).

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport 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. Dulles Intl Airport when rainfall is around 2.6 in.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, 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 cheapest flights from Dublin to Washington, D.C. Dulles Intl Airport?

The cheapest flight price from Dublin to Washington, D.C. Dulles Intl Airport is $454. On average you can expect to pay $1,030. The most popular route, (Dublin - Washington, D.C. Dulles Intl), can usually be booked for $425.

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

Before booking your flight to Washington, D.C. Dulles Intl Airport from Dublin, check out the most reliable airlines to get you to your destination on time: Air Canada (84%), United Airlines (84%), Lufthansa( 84%).

What are the most popular airlines that fly from Dublin to Washington, D.C. Dulles Intl Airport?

Consider Aer Lingus, United Airlines or Icelandair when booking your flight. These represent the most popular airlines when flying from Dublin to Washington, D.C. Dulles Intl Airport.

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

Most trusted provider : When it comes to deals on Dublin-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust eDreams the most. eDreams 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. Dulles Intl Airport 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. Dulles Intl?

Dublin (DUB) is the airport you will fly out of if you book a flight from Dublin to Washington, D.C. Dulles Intl. You should not have trouble finding flights to Washington, D.C. Dulles Intl from Dublin; the airport handles an average of 12 outbound flights to Washington, D.C. Dulles Intl per day. You should also have plenty of airline options to choose from since 3 airlines have flights from the Dublin airport to Washington, D.C. Dulles Intl. It is only a 5.7 mi journey to Dublin (DUB) from Dublin’s city center.

Can I find deals for flights from Dublin to Dulles Intl that include hotel bookings?

Yes. In addition to deals on Dublin to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Dublin to Dulles Intl?

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

Can I find deals for business class flights from Dublin to Dulles Intl?

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

$351+ Flights from Dublin to Washington, D.C. Dulles Intl Airport

Q: How much does it cost to fly round-trip from Dublin to Washington, D.C. Dulles Intl Airport?

Airfare is below average for this route at the moment. Dublin to Washington, D.C. Dulles Intl Airport flights typically cost between $450 and $558 in December. The cheapest round-trip price found within the last 3 days was $428 on British Airways (Dec 16-Jan 6).

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Find cheap flights from Dublin to Dulles Intl with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Dublin to Washington, D.C. Dulles Intl are usually found in January or November, booked 73 days in advance, depart on a Monday or Sunday and return on a Tuesday

Cheap flight deals from Dublin to Dulles Intl

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$428 (British Airways)
One-way from	$351 (Mytrip)
Popular in	August
Cheapest in	January
Average price	$539
Good round-trip deal	$552 or less
Good one-way deal	$526 or less

Provider with most accurate pricing for Dublin-Washington, D.C. Dulles Intl flight deals.

Search Deals

Provider most trusted by Cheapflights users for Dublin-Washington, D.C. Dulles Intl flights.

Search Deals

From Dublin to Washington, D.C. Dulles Intl

Search Deals

One-way flight from Dublin to Washington, D.C. Dulles Intl

Search Deals

Highest demand for flights based on searches. 13% potential increase in price ($92 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($19 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in October 2025

Search Deals

Price to beat on a round-trip flight from Dublin to Washington, D.C. Dulles Intl.

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Price to beat on a one-way flight from Dublin to Washington, D.C. Dulles Intl.

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Find flight deals from Dublin to Dulles Intl

Cheapest flights from Dublin to Dulles Intl
Explore the most affordable flight options available from Dublin to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 27, 2025.

Tue 12/168:50 amDUB - IAD

1 stop11h 45mBritish Airways

Tue 1/66:20 pmIAD - DUB

1 stop20h 20mBritish Airways

Deal found 10/25

$428

Tue 12/168:50 amDUB - IAD

2 stops19h 18mAmerican Airlines

Mon 1/59:45 pmIAD - DUB

1 stop14h 20mAmerican Airlines

Deal found 10/25

$432

Wed 12/1711:30 amDUB - IAD

2 stops31h 05mAmerican Airlines

Wed 12/314:29 pmIAD - DUB

2 stops14h 46mAmerican Airlines

Deal found 10/25

$434

Fri 12/512:55 pmDUB - IAD

1 stop15h 04mAmerican Airlines

Mon 12/87:59 amIAD - DUB

2 stops23h 36mAmerican Airlines

Deal found 10/25

$435

Wed 12/104:20 pmDUB - IAD

Nonstop8h 10mAer Lingus

Wed 12/179:00 pmIAD - DUB

Nonstop6h 50mAer Lingus

Deal found 10/26

$439

Sun 12/2112:15 pmDUB - IAD

Nonstop8h 20mAer Lingus

Sat 1/105:05 pmIAD - DUB

Nonstop6h 50mAer Lingus

Deal found 10/26

$440

Sat 12/1312:15 pmDUB - IAD

Nonstop8h 20mAer Lingus

Sat 12/209:00 pmIAD - DUB

Nonstop6h 50mAer Lingus

Deal found 10/25

$443

Sat 11/224:20 pmDUB - IAD

Nonstop8h 10mAer Lingus

Sat 11/295:05 pmIAD - DUB

Nonstop6h 50mAer Lingus

Deal found 10/25

$445

Wed 12/171:10 pmDUB - IAD

1 stop31h 25mAmerican Airlines

Thu 1/16:05 amIAD - DUB

1 stop20h 05mAmerican Airlines

Deal found 10/25

$446

Tue 12/94:20 pmDUB - IAD

Nonstop8h 10mAer Lingus

Fri 12/199:00 pmIAD - DUB

Nonstop6h 50mAer Lingus

Deal found 10/25

$447

Sun 11/912:15 pmDUB - IAD

Nonstop8h 20mAer Lingus

Wed 11/129:00 pmIAD - DUB

Nonstop6h 50mAer Lingus

Deal found 10/26

$448

Wed 11/2612:15 pmDUB - IAD

Nonstop8h 20mAer Lingus

Tue 2/245:05 pmIAD - DUB

Nonstop6h 50mAer Lingus

Deal found 10/26

$449

Best flights from Dublin to Dulles Intl
Discover carefully curated flight deals from Dublin to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 27, 2025.

Wed 12/171:10 pmDUB - IAD

1 stop31h 25mBritish Airways

Sun 1/44:29 pmIAD - DUB

2 stops22h 11mBritish Airways

Deal found 10/25

$428

Fri 12/512:55 pmDUB - IAD

1 stop26h 50mAmerican Airlines

Mon 12/86:20 pmIAD - DUB

1 stop10h 30mAmerican Airlines

Deal found 10/26

$435

Fri 12/124:20 pmDUB - IAD

Nonstop8h 10mAer Lingus

Mon 12/155:05 pmIAD - DUB

Nonstop6h 50mAer Lingus

Deal found 10/26

$447

Tue 12/168:50 amDUB - IAD

1 stop11h 45mBritish Airways

Tue 1/66:20 pmIAD - DUB

1 stop20h 20mBritish Airways

Deal found 10/25

$428

Tue 12/94:20 pmDUB - IAD

Nonstop8h 10mAer Lingus

Fri 12/199:00 pmIAD - DUB

Nonstop6h 50mAer Lingus

Deal found 10/25

$447

Wed 2/111:10 pmDUB - IAD

1 stop11h 45mBritish Airways

Wed 2/186:20 pmIAD - DUB

1 stop10h 20mBritish Airways

Deal found 10/25

$429

Sun 2/112:15 pmDUB - IAD

Nonstop8h 20mAer Lingus

Sat 2/75:05 pmIAD - DUB

Nonstop6h 50mAer Lingus

Deal found 10/25

$447

Wed 11/268:50 amDUB - IAD

1 stop11h 45mBritish Airways

Thu 2/266:20 pmIAD - DUB

1 stop10h 30mBritish Airways

Deal found 10/25

$451

Tue 12/168:50 amDUB - IAD

1 stop11h 45mBritish Airways

Sun 1/49:45 pmIAD - DUB

1 stop29h 10mBritish Airways

Deal found 10/25

$452

Sun 12/218:40 pmDUB - IAD

1 stop23h 55mBritish Airways

Tue 1/66:20 pmIAD - DUB

1 stop20h 20mBritish Airways

Deal found 10/25

$452

Last-minute flights from Dublin to Dulles Intl
Discover last-minute flight deals from Dublin to Dulles Intl. Data last updated October 27, 2025 and is based on user searches.

Sat 11/112:15 pmDUB - IAD

Nonstop8h 20mAer Lingus

Fri 11/75:05 pmIAD - DUB

Nonstop6h 50mAer Lingus

Deal found 10/25

$446

Sat 11/15:55 amDUB - IAD

1 stop15h 10mKLM

Sat 11/86:05 pmIAD - DUB

1 stop13h 35mKLM

Deal found 10/24

$471

Sun 11/25:55 amDUB - IAD

1 stop15h 10mDelta

Tue 11/119:25 pmIAD - DUB

1 stop13h 20mDelta

Deal found 10/25

$467

Sun 11/25:55 amDUB - IAD

1 stop15h 10mDelta

Mon 11/1012:11 pmIAD - DUB

2 stops14h 54mDelta

Deal found 10/26

$472

Mon 11/34:20 pmDUB - IAD

Nonstop8h 10mAer Lingus

Sun 11/169:00 pmIAD - DUB

Nonstop6h 50mAer Lingus

Deal found 10/26

$447

Sun 11/912:15 pmDUB - IAD

Nonstop8h 20mAer Lingus

Wed 11/129:00 pmIAD - DUB

Nonstop6h 50mAer Lingus

Deal found 10/26

$448

Tue 11/118:50 amDUB - IAD

1 stop12h 15mKLM

Sun 11/163:35 pmIAD - DUB

1 stop11h 10mKLM

Deal found 10/26

$468

Sat 11/224:20 pmDUB - IAD

Nonstop8h 10mAer Lingus

Sat 11/295:05 pmIAD - DUB

Nonstop6h 50mAer Lingus

Deal found 10/25

$445

Tue 11/2512:15 pmDUB - IAD

Nonstop8h 20mAer Lingus

Sun 11/305:05 pmIAD - DUB

Nonstop6h 50mAer Lingus

Deal found 10/26

$457

Tue 11/258:50 amDUB - IAD

1 stop12h 15mDelta

Sun 11/306:00 amIAD - DUB

1 stop20h 45mDelta

Deal found 10/26

$470

Wed 11/264:20 pmDUB - IAD

Nonstop8h 10mAer Lingus

Thu 2/265:05 pmIAD - DUB

Nonstop6h 50mAer Lingus

Deal found 10/25

$449

Wed 11/268:50 amDUB - IAD

1 stop11h 45mBritish Airways

Tue 2/246:20 pmIAD - DUB

1 stop10h 15mBritish Airways

Deal found 10/25

$451

One-way flights from Dublin to Dulles Intl
Search for one-way flight options from Dublin to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated October 27, 2025.

Wed 12/31:20 pmDUB - IAD

2 stops30h 55mMultiple Airlines

Deal found 10/25

$351

Thu 12/48:35 amDUB - IAD

2 stops40h 49mMultiple Airlines

Deal found 10/25

$357

Sun 12/149:20 pmDUB - IAD

2 stops22h 55mMultiple Airlines

Deal found 10/25

$359

Wed 12/106:25 amDUB - IAD

3 stops45h 45mMultiple Airlines

Deal found 10/25

$368

Tue 12/24:55 pmDUB - IAD

2 stops33h 05mMultiple Airlines

Deal found 10/26

$371

Mon 12/155:05 pmDUB - IAD

3 stops50h 24mMultiple Airlines

Deal found 10/25

$373

Sat 12/137:50 pmDUB - IAD

2 stops30h 10mMultiple Airlines

Deal found 10/25

$381

Thu 12/118:40 pmDUB - IAD

2 stops29h 20mMultiple Airlines

Deal found 10/25

$382

Tue 12/96:20 amDUB - IAD

3 stops37h 09mMultiple Airlines

Deal found 10/25

$392

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

Wed 12/17

1:10 pm-3:35 pm

1 stop31h 25m

Washington, D.C. Dulles Intl

Sun 1/4

4:29 pm-7:40 pm

2 stops22h 11m

$428

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

Tue 12/16

8:50 am-3:35 pm

1 stop11h 45m

Washington, D.C. Dulles Intl

Tue 1/6

6:20 pm-7:40 pm

1 stop20h 20m

$428

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

Wed 2/11

1:10 pm-7:55 pm

1 stop11h 45m

Washington, D.C. Dulles Intl

Wed 2/18

6:20 pm-9:40 am

1 stop10h 20m

$429

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

Fri 12/5

12:55 pm-10:45 am

1 stop26h 50m

Washington, D.C. Dulles Intl

Mon 12/8

6:20 pm-9:50 am

1 stop10h 30m

$435

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

Fri 12/12

4:20 pm-7:30 pm

Nonstop8h 10m

Washington, D.C. Dulles Intl

Mon 12/15

5:05 pm-4:55 am

Nonstop6h 50m

$447

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

Tue 12/9

4:20 pm-7:30 pm

Nonstop8h 10m

Washington, D.C. Dulles Intl

Fri 12/19

9:00 pm-8:50 am

Nonstop6h 50m

$447

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

Sun 2/1

12:15 pm-3:35 pm

Nonstop8h 20m

Washington, D.C. Dulles Intl

Sat 2/7

5:05 pm-4:55 am

Nonstop6h 50m

$447

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

Wed 11/26

8:50 am-3:35 pm

1 stop11h 45m

Washington, D.C. Dulles Intl

Thu 2/26

6:20 pm-9:50 am

1 stop10h 30m

$451

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

Tue 12/16

8:50 am-3:35 pm

1 stop11h 45m

Washington, D.C. Dulles Intl

Sun 1/4

9:45 pm-7:55 am

1 stop29h 10m

$452

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

Sun 12/21

8:40 pm-3:35 pm

1 stop23h 55m

Washington, D.C. Dulles Intl

Tue 1/6

6:20 pm-7:40 pm

1 stop20h 20m

$452

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/25

Showing 1-10 of 21 results

Compare providers for flights from Dublin to Dulles Intl

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

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star
Cheapflightsfares	Price Accuracy3 stars	Trust Score*2 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. Dulles Intl Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Dublin-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Dublin-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Dublin-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust eDreams the most. eDreams 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. Dulles Intl Airport 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 Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Dublin with our price prediction graph.

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. Dulles Intl Airport

Prices

Airlines

Delays

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

The price you pay for your flight from Dublin to Washington, D.C. Dulles Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 73 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, January is the cheapest month in which you can book a flight from Dublin to Washington, D.C. Dulles Intl Airport (average of $376). Flying from Dublin to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of $598). 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 IAD?

It’s typically best to fly out from Dublin to Washington, D.C. Dulles Intl Airport in the evening. Doing so could potentially save you 28% on the flight price compared to flying in the morning, which is usually more expensive.

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

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

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

Airlines

Aer Lingus

Pre-clear US immigration in Dublin, saving time upon arrival in the US.

Enjoy a complimentary hot meal and drinks on transatlantic flights.

Read more about Aer Lingusby Evie Carrick

United Airlines

Polaris passengers access exclusive lounges with showers and dining at IAD.

Premium Plus offers extra legroom and upgraded meals on international flights.

Read more about United Airlinesby Harriet Baskas

Airports

DUB

For US travelers, preclearance at DUB can be time-consuming. Allow 30-45 minutes after security to complete this process.

IAD

The Washington Metro Silver line reaches IAD in under 40 minutes, offering a cheap city transit option.

Our travel experts

Evie Carrick

Expert on Aer Lingus

Harriet Baskas

Expert on United Airlines

James March

Expert on DUB

Ramsey Qubein

Expert on IAD

Reviews of airlines servicing Dulles Intl

Read through reviews of airlines operating flights from Dublin to Washington, D.C. Dulles Intl Airport, such as United Airlines, Aer Lingus, and Icelandair. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

8,997 reviews

Reviews

1 / 20

2.0

Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

United Airlines

7.4

Good

8,997 reviews

United Airlines

7.4

Good

8,997 reviews

Reviews

1 / 20

2.0

Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Aer Lingus

7.2

Good

1,360 reviews

United Airlines

7.4

Good

8,997 reviews

Reviews

1 / 20

2.0

Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Icelandair

7.1

Good

562 reviews

United Airlines

7.4

Good

8,997 reviews

Reviews

1 / 20

2.0

Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

What airport do you fly from for flights from Dublin to Washington, D.C. Dulles Intl?
Dublin (DUB) is the airport you will fly out of if you book a flight from Dublin to Washington, D.C. Dulles Intl. You should not have trouble finding flights to Washington, D.C. Dulles Intl from Dublin; the airport handles an average of 12 outbound flights to Washington, D.C. Dulles Intl per day. You should also have plenty of airline options to choose from since 3 airlines have flights from the Dublin airport to Washington, D.C. Dulles Intl. It is only a 5.7 mi journey to Dublin (DUB) from Dublin’s city center.
How long is the flight from Dublin to Washington, D.C. Dulles Intl Airport?
Departing from Dublin to Washington, D.C. Dulles Intl Airport will take you 26h 50m. There are 3393 mi between Dublin and Washington, D.C. Dulles Intl Airport. Both multi-stop and nonstop flights can be found to your destination and back.
What are the cheapest airlines flying from Dublin to Washington, D.C. Dulles Intl Airport round-trip?
Currently priced at $425, Icelandair will fly you from Dublin to Washington, D.C. Dulles Intl Airport and back. In addition to Icelandair, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Aer Lingus and United Airlines - these airlines can fly you to your destination from $454 and $643, respectively. Icelandair is 29% cheaper than the average price of flights available within the next 90 days to this destination.
What are the most reliable airlines from Dublin to Washington, D.C. Dulles Intl Airport?
Before booking your flight to Washington, D.C. Dulles Intl Airport from Dublin, check out the most reliable airlines to get you to your destination on time: Air Canada (84%), United Airlines (84%), Lufthansa( 84%).
What are the cheapest flights from Dublin to Washington, D.C. Dulles Intl Airport?
The cheapest flight price from Dublin to Washington, D.C. Dulles Intl Airport is $454. On average you can expect to pay $1,030. The most popular route, (Dublin - Washington, D.C. Dulles Intl), can usually be booked for $425.
Can I find deals for flights from Dublin to Dulles Intl that include hotel bookings?
Yes. In addition to deals on Dublin to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Dublin to Dulles Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dublin to Dulles Intl.
Can I find deals for business class flights from Dublin to Dulles Intl?
Yes. Cheapflights offers flight deals from Dublin to Dulles Intl 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. Dulles Intl Airport?
Currently, January is the cheapest month in which you can book a flight from Dublin to Washington, D.C. Dulles Intl Airport (average of $376). Flying from Dublin to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of $598). 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 3 airlines flying from Dublin to Dulles Intl

Airline	Cheapest	Average	Flexibility	On-time
Icelandair	Cheapest$425	Average$608	FlexibilityNo cancel fee	On-time76%
Aer Lingus	Cheapest$454	Average$659	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$643	Average$808	FlexibilityNo cancel fee	On-time69%

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$351+ Cheap flights from Dublin (DUB) to Dulles Intl (IAD)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/3. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheapflights Tip: The best prices from Dublin to Washington, D.C. Dulles Intl are usually found in January or November, booked 73 days in advance, depart on a Monday or Sunday and return on a Tuesday

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Find flight deals from Dublin to Dulles Intl

Cheapest flights from Dublin to Dulles IntlExplore the most affordable flight options available from Dublin to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 27, 2025.

Explore the most affordable flight options available from Dublin to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 27, 2025.

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

Compare providers for flights from Dublin to Dulles Intl

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 Dulles Intl in October.

Best time to book a flight from Dublin to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Dublin with our price prediction graph.

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

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

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

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

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

Weekly flight availability from Dublin to Washington, D.C. Dulles Intl Airport

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

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

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

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

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

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

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Aer Lingus

United Airlines

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IAD

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Reviews of airlines servicing Dulles Intl

Read through reviews of airlines operating flights from Dublin to Washington, D.C. Dulles Intl Airport, such as United Airlines, Aer Lingus, and Icelandair. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Dublin to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

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

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

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

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

Can I find deals for flights from Dublin to Dulles Intl that include hotel bookings?

How can I find direct flights from Dublin to Dulles Intl?

Can I find deals for business class flights from Dublin to Dulles Intl?

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

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Alternative routes for Dublin to Dulles Intl

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Top 3 airlines flying from Dublin to Dulles Intl

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Cheapest flights from Dublin to Dulles Intl
Explore the most affordable flight options available from Dublin to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 27, 2025.