Which airlines fly to Washington, D.C.?

Aer Lingus, United Airlines and Icelandair are the top three most popular airlines that fly to Washington, D.C. from Ireland according to our data. Aer Lingus is the first choice among our users, with 52% of people opting to fly with this airline when travelling to Washington, D.C.. Keep in mind that there are 5 different airlines that fly to Washington, D.C. on a routine basis, so you have a few additional options to choose from.

How long does it take to fly to Washington, D.C.?

The flight from Ireland to Washington, D.C. depends on which airports you’re departing from and arriving to, and whether or not you have a layover. If you fly from Dublin (a popular airport in Ireland) to Washington, D.C. Dulles Intl Airport (the most popular airport in Washington, D.C.), then the flight time is 7h 55m on average. If you fly from Shannon (another popular airport in Ireland) to Washington, D.C. Dulles Intl Airport, then the average flight time is 14h 35m.

Which airline has the best punctuality record on $[0,article:'genitive ']$[0,place:'genitive'] $[1, preposition:'to ']$[1, article:'to ']$[1, place:'to'] flights?

According to our data, Aer Lingus have had the fewest delays on this route over the last 12 months, with about 15% of their flights experiencing any sort of delay.

How often are flights $[0, preposition:'from ']$[0, article:'from ']$[0, place:'from'] $[1, preposition:'to ']$[1, article:'to ']$[1, place:'to'] delayed?

Historically, on average around 15% of flights between $[0, place:'genitive'] and $[1, place:'genitive'] have experienced a delay on any given week. The average delay length over the past 12 months has been 151 minutes.

What is the most punctual flight time for $[0,article:'genitive ']$[0,place:'genitive'] $[1, preposition:'to ']$[1, article:'to ']$[1, place:'to'] flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

What is the cheapest airline that flies from Ireland to Washington, D.C.?

Icelandair, British Airways, and TAP AIR PORTUGAL are the most popular carriers operating from Ireland to Washington, D.C.

How many flights depart from Ireland to Washington, D.C. on average per week?

As of November 2025, there are 79 flights per week flying from Ireland to Washington, D.C.. The most common day of the week flights depart is Mon, with 15% of flights taking off on this day.

How many flights depart from Ireland to Washington, D.C. on average per day?

As of November 2025, 11 flights take off from Ireland and land in Washington, D.C. each day. The most common flight departure time for this route is 12:00, with 100% of daily flights taking off in the afternoon.

When did momondo last update prices for flights from Ireland to Washington, D.C.?

Prices for flights from Ireland to Washington, D.C. refresh daily.

How many operators does momondo search for flights from Ireland to Washington, D.C.?

The number of operators available for flights from Ireland to Washington, D.C. is 5 as of November 2025.

How old do you have to be to fly from Ireland 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 stopovers. It is recommended that you verify with the airline you are booking with for travel from Ireland 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 licence 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.

€305 Cheap Flights from Ireland to Washington, D.C. in 2025/26

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11:30 - 18:40DUB-BWI

12h 10m1 stop

19:40 - 10:15BWI-DUB

9h 35m1 stop

€346Icelandair

Find Deal

Thu, 8 Jan - Wed, 14 Jan

11:30 - 18:40DUB-BWI

12h 10m1 stop

19:40 - 10:15BWI-DUB

9h 35m1 stop

€347Icelandair

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Thu, 8 Jan - Wed, 21 Jan

11:30 - 18:40DUB-BWI

12h 10m1 stop

19:40 - 10:15BWI-DUB

9h 35m1 stop

€351Icelandair

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Tue, 13 Jan - Tue, 20 Jan

19:05 - 17:15DUB-IAD

27h 10m1 stop

20:30 - 10:45IAD-DUB

33h 15m2 stops

€373Scandinavian Airlines

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Wed, 11 Feb - Mon, 16 Feb

20:20 - 18:15DUB-IAD

49h 55m2 stops

21:30 - 10:45IAD-DUB

33h 15m2 stops

€373Scandinavian Airlines

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Mon, 16 Mar - Mon, 23 Mar

05:55 - 17:53DUB-DCA

16h 58m2 stops

11:10 - 07:50DCA-DUB

15h 40m2 stops

€425Delta

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Wed, 11 Feb - Wed, 18 Feb

13:25 - 22:48DUB-DCA

14h 23m2 stops

17:00 - 15:45DCA-DUB

17h 45m2 stops

€426Delta

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Mon, 12 Jan - Mon, 19 Jan

10:45 - 16:29DUB-DCA

10h 44m1 stop

11:10 - 08:45DCA-DUB

16h 35m1 stop

€436KLM

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Mon, 12 Jan - Wed, 21 Jan

09:45 - 18:03DUB-DCA

13h 18m1 stop

14:55 - 09:20DCA-DUB

13h 25m1 stop

€440KLM

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Thu, 4 Dec - Thu, 11 Dec

17:35 - 19:30ORK-IAD

30h 55m2 stops

17:05 - 11:10IAD-ORK

13h 05m2 stops

€739Aer Lingus

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Thu, 4 Dec - Mon, 8 Dec

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

Our best Scandinavian Airlines deals on Ireland to Washington, D.C. flight tickets

Scandinavian Airlines

6 Feb

DUB19:05Dublin

28h 45m

1 stop

IAD18:50Washington, D.C. Dulles Intl

16 Feb

IAD20:30Washington, D.C. Dulles Intl

16h 50m

1 stop

DUB18:20Dublin

€360

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Scandinavian Airlines

6 Feb

DUB11:30Dublin

36h 20m

2 stops

IAD18:50Washington, D.C. Dulles Intl

16 Feb

IAD20:30Washington, D.C. Dulles Intl

16h 50m

1 stop

DUB18:20Dublin

€366

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Scandinavian Airlines

17 Feb

DUB19:05Dublin

27h 10m

1 stop

IAD17:15Washington, D.C. Dulles Intl

23 Feb

IAD20:30Washington, D.C. Dulles Intl

16h 50m

1 stop

DUB18:20Dublin

€370

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KLM flights from Ireland to Washington, D.C.

Our best KLM deals on Ireland to Washington, D.C. flight tickets

KLM

15 Jan

DUB05:55Dublin

15h 10m

1 stop

IAD16:05Washington, D.C. Dulles Intl

6 Feb

IAD12:23Washington, D.C. Dulles Intl

15h 22m

1 stop

DUB08:45Dublin

€411

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KLM

12 Jan

DUB10:45Dublin

10h 44m

1 stop

DCA16:29Washington, D.C. Reagan-National

21 Jan

DCA11:10Washington, D.C. Reagan-National

16h 35m

1 stop

DUB08:45Dublin

€436

Find similar

KLM

4 Dec

DUB09:45Dublin

13h 18m

1 stop

DCA18:03Washington, D.C. Reagan-National

11 Dec

DCA14:55Washington, D.C. Reagan-National

13h 25m

1 stop

DUB09:20Dublin

€440

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Fly from

Fly to

Route

Depart

Return

Price

DublinBaltimore

DUB - BWI

DUBBWI

Dublin

Thu 8/1

11:30-18:40

1 stop12h 10m

Baltimore/Washington

Wed 14/1

19:40-10:15

1 stop9h 35m

€346

DublinBaltimore

DUB - BWI

DUBBWI

Dublin

Thu 8/1

11:30-18:40

1 stop12h 10m

Baltimore/Washington

Wed 21/1

19:40-10:15

1 stop9h 35m

€347

DublinBaltimore

DUB - BWI

DUBBWI

Dublin

Tue 13/1

11:30-18:40

1 stop12h 10m

Baltimore/Washington

Tue 20/1

19:40-10:15

1 stop9h 35m

€351

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

Wed 11/2

19:05-17:15

1 stop27h 10m

Washington, D.C. Dulles Intl

Mon 16/2

20:30-10:45

2 stops33h 15m

€373

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

Mon 16/3

20:20-18:15

2 stops49h 55m

Washington, D.C. Dulles Intl

Mon 23/3

21:30-10:45

2 stops33h 15m

€373

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Wed 11/2

05:55-17:53

2 stops16h 58m

Washington, D.C. Reagan-National

Wed 18/2

11:10-07:50

2 stops15h 40m

€425

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Mon 12/1

13:25-22:48

2 stops14h 23m

Washington, D.C. Reagan-National

Mon 19/1

17:00-15:45

2 stops17h 45m

€426

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Mon 12/1

10:45-16:29

1 stop10h 44m

Washington, D.C. Reagan-National

Wed 21/1

11:10-08:45

1 stop16h 35m

€436

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Thu 4/12

09:45-18:03

1 stop13h 18m

Washington, D.C. Reagan-National

Thu 11/12

14:55-09:20

1 stop13h 25m

€440

CorkWashington, D.C.

ORK - IAD

ORKIAD

Cork

Thu 4/12

17:35-19:30

2 stops30h 55m

Washington, D.C. Dulles Intl

Mon 8/12

17:05-11:10

2 stops13h 05m

€739

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Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Ireland 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

Prices

Airlines

Delays

Other information

What is the cheapest month to fly to Washington, D.C.?

The cheapest month to fly to Washington, D.C. from Ireland is in January. Flight prices, which tend to average around €426, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of January, then book flights to Washington, D.C. from Ireland during February instead. Flights to Washington, D.C. in February, while not as cheap as those in January, still average around €427.

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

The cheapest day to depart from Ireland to Washington, D.C. is on a Thursday. Travellers who choose to depart for Washington, D.C. on a Thursday will often find tickets for as low as €629. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Washington, D.C. on Sunday is €815.

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

Flying to Washington, D.C. from Ireland at midday is the least expensive time of day to depart. momondo users have found prices as low as €426 when looking at flights departing at midday. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are €704 on average. Flights to Washington, D.C. from Ireland in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest Ireland to Washington, D.C. flight route?

Fly from Dublin to Washington, D.C. Dulles Intl for the best Ireland - 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 Ireland when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. for around €519 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 Ireland for as low as €453 on momondo.

What cabin class options are available on Ireland to Washington, D.C. flights?

There are 2 cabin classes available to choose from on Ireland 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 Ireland to Washington, D.C. flights?

You could potentially save up to 35% on your flight if you consider stops on a Ireland to Washington, D.C. flight.

Cheap Ireland to Washington, D.C. flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ireland to Washington, D.C.

Best price found	€833
Fastest flight time	7h 55m
Direct flights	Every day
Airports in Washington, D.C.	1 airport

The best one-way flight to Washington, D.C. from Ireland in the past 72 hours is €833. The best return flight deal from Ireland to Washington, D.C. found on momondo in the last 72 hours is €529.

The fastest flight from Ireland to Washington, D.C. takes 7h 55m

Direct flights go from Ireland to Washington, D.C. every day.

There is 1 airport near Washington, D.C.: Washington, D.C. Dulles Intl (IAD)

Search flight deals

When did momondo last update prices for flights from Ireland to Washington, D.C.?
Prices for flights from Ireland to Washington, D.C. refresh daily.
How many operators does momondo search for flights from Ireland to Washington, D.C.?
The number of operators available for flights from Ireland to Washington, D.C. is 5 as of November 2025.
How old do you have to be to fly from Ireland 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 stopovers. It is recommended that you verify with the airline you are booking with for travel from Ireland 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 licence 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 Ireland to Washington, D.C.?
Based on momondo bookings for flights between Ireland and Washington, D.C., the leading plane model is Boeing 757-200, making up 33.50% of the total bookings. Other popular models include Airbus A321neo with 20.50%, Airbus A330-300 with 15.75%, and Airbus A321-100/200 with 12.17%.

Best airlines flying from Ireland to Washington, D.C.

Compare and see reviews for airlines that fly from Ireland to Washington, D.C. with momondo

Airline	Rating	Free Cancellation	Price
PLAY	PriceFrom €249	Free Cancellation	Rating 7.0 103 reviews	Search PLAY flights
Icelandair	PriceFrom €300	Free Cancellation	Rating 7.0 581 reviews	Search Icelandair flights
Aer Lingus	PriceFrom €334	Free Cancellation	Rating 7.2 1,379 reviews	Search Aer Lingus flights
United Airlines	PriceFrom €411	Free Cancellation	Rating 7.4 9,037 reviews	Search United Airlines flights
British Airways	PriceFrom €421	Free Cancellation	Rating 6.7 7,535 reviews	Search British Airways flights

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Why use momondo?

Why should I use momondo to find a flight deal from Ireland to Washington, D.C.?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ireland to Washington, D.C.. momondo saves you time and could save you money on your trip.

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

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

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Washington, D.C. from Ireland.

I’m not ready to book a flight from Ireland 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 Ireland. 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.

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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.

Washington, D.C. Reagan-National Airport

Washington, D.C. Dulles Intl Airport

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Cheap flights from Ireland to Washington, D.C. from €305

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ireland to Washington, D.C. departing on 30/1. 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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Scandinavian Airlines flights from Ireland to Washington, D.C.

Our best Scandinavian Airlines deals on Ireland to Washington, D.C. flight tickets

KLM flights from Ireland to Washington, D.C.

Our best KLM deals on Ireland to Washington, D.C. flight tickets

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How to get the cheapest flight ticket from Ireland 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 cheapest month to fly to Washington, D.C.?

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

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

What is the cheapest Ireland to Washington, D.C. flight route?

Fly from Dublin to Washington, D.C. Dulles Intl for the best Ireland - Washington, D.C. flight prices

How far in advance should I book a flight to Washington, D.C.?

What cabin class options are available on Ireland to Washington, D.C. flights?

There are 2 cabin classes available to choose from on Ireland 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 Ireland to Washington, D.C. flights?

You could potentially save up to 35% on your flight if you consider stops on a Ireland to Washington, D.C. flight.

What is the cheapest airline that flies from Ireland to Washington, D.C.?

Icelandair, British Airways, and TAP AIR PORTUGAL are the most popular carriers operating from Ireland to Washington, D.C.

Which airlines fly to Washington, D.C.?

How often are flights $[0, preposition:'from ']$[0, article:'from ']$[0, place:'from'] $[1, preposition:'to ']$[1, article:'to ']$[1, place:'to'] delayed?

Historically, on average around 15% of flights between $[0, place:'genitive'] and $[1, place:'genitive'] have experienced a delay on any given week. The average delay length over the past 12 months has been 151 minutes.

What is the most punctual flight time for $[0,article:'genitive ']$[0,place:'genitive'] $[1, preposition:'to ']$[1, article:'to ']$[1, place:'to'] flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

Which airline has the best punctuality record on $[0,article:'genitive ']$[0,place:'genitive'] $[1, preposition:'to ']$[1, article:'to ']$[1, place:'to'] flights?

According to our data, Aer Lingus have had the fewest delays on this route over the last 12 months, with about 15% of their flights experiencing any sort of delay.

How many flights depart from Ireland to Washington, D.C. on average per day?

As of November 2025, 11 flights take off from Ireland and land in Washington, D.C. each day. The most common flight departure time for this route is 12:00, with 100% of daily flights taking off in the afternoon.

How many flights depart from Ireland to Washington, D.C. on average per week?

As of November 2025, there are 79 flights per week flying from Ireland to Washington, D.C.. The most common day of the week flights depart is Mon, with 15% of flights taking off on this day.

How long does it take to fly to Washington, D.C.?

Cheap Ireland to Washington, D.C. flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ireland to Washington, D.C.

Best price found

Fastest flight time

Direct flights

Airports in Washington, D.C.

When did momondo last update prices for flights from Ireland to Washington, D.C.?

How many operators does momondo search for flights from Ireland to Washington, D.C.?

How old do you have to be to fly from Ireland to Washington, D.C.?

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

What is the most popular plane model from Ireland to Washington, D.C.?

Best airlines flying from Ireland to Washington, D.C.

Compare and see reviews for airlines that fly from Ireland to Washington, D.C. with momondo

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

Why use momondo?

Why should I use momondo to find a flight deal from Ireland to Washington, D.C.?

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

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

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

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Airports listed have a maximum distance of 36.1 km from Washington, D.C.