Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Ireland to Washington, D.C. from €244

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 28/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Voted the Winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Ireland to Washington, D.C.

Recent return flight deals from Ireland to Washington, D.C.

Enter your travel dates to find the best prices.
Icelandair Logo
11:30 - 18:30DUB-IAD
12h 00m1 stop
Icelandair Logo
19:40 - 10:15IAD-DUB
9h 35m1 stop
€376Icelandair
Find Deal
Tue, 3 Feb - Fri, 6 Feb
Icelandair Logo
11:30 - 18:30DUB-IAD
12h 00m1 stop
Icelandair Logo
19:40 - 10:15IAD-DUB
9h 35m1 stop
€384Icelandair
Find Deal
Fri, 5 Dec - Mon, 8 Dec
Scandinavian Airlines Logo
11:30 - 18:50DUB-IAD
60h 20m2 stops
Scandinavian Airlines Logo
20:30 - 09:25IAD-DUB
31h 55m1 stop
€388Scandinavian Airlines
Find Deal
Thu, 15 Jan - Thu, 5 Feb
Scandinavian Airlines Logo
11:30 - 18:50DUB-IAD
60h 20m2 stops
Scandinavian Airlines Logo
20:30 - 09:20IAD-DUB
31h 50m2 stops
€392Scandinavian Airlines
Find Deal
Thu, 15 Jan - Thu, 5 Feb
American Airlines Logo
13:40 - 19:55DUB-IAD
11h 15m1 stop
American Airlines Logo
18:20 - 09:35IAD-DUB
10h 15m1 stop
€397American Airlines
Find Deal
Sun, 21 Dec - Tue, 6 Jan
Aer Lingus Logo
12:15 - 15:35DUB-IAD
8h 20mdirect
Aer Lingus Logo
17:05 - 04:55IAD-DUB
6h 50mdirect
€400Aer Lingus
Find Deal
Tue, 13 Jan - Mon, 2 Feb
American Airlines Logo
11:30 - 13:06DUB-BWI
30h 36m2 stops
American Airlines Logo
06:30 - 10:00BWI-DUB
46h 30m2 stops
€403American Airlines
Find Deal
Fri, 14 Nov - Thu, 27 Nov
Aer Lingus Logo
16:20 - 19:30DUB-IAD
8h 10mdirect
Aer Lingus Logo
17:05 - 04:55IAD-DUB
6h 50mdirect
€424Aer Lingus
Find Deal
Tue, 25 Nov - Sun, 30 Nov
United Airlines Logo
09:00 - 22:42DUB-DCA
18h 42m2 stops
United Airlines Logo
07:30 - 08:10DCA-DUB
19h 40m1 stop
€530United Airlines
Find Deal
Fri, 5 Dec - Mon, 8 Dec
United Airlines Logo
09:00 - 22:42DUB-DCA
18h 42m2 stops
United Airlines Logo
13:00 - 08:10DCA-DUB
14h 10m1 stop
€530United Airlines
Find Deal
Fri, 5 Dec - Mon, 8 Dec

Delta flights from Ireland to Washington, D.C.

Our best Delta deals on Ireland to Washington, D.C. flight tickets
Delta
14 Nov
DUB08:50Dublin
12h 15m
1 stop
IAD16:05Washington, D.C. Dulles Intl
27 Nov
IAD19:49Washington, D.C. Dulles Intl
14h 56m
2 stops
DUB15:45Dublin
€405
Find similar
Delta
25 Nov
DUB08:50Dublin
12h 15m
1 stop
IAD16:05Washington, D.C. Dulles Intl
30 Nov
IAD07:01Washington, D.C. Dulles Intl
19h 44m
1 stop
DUB07:45Dublin
€407
Find similar
Delta
11 Dec
DUB05:55Dublin
18h 24m
2 stops
IAD19:19Washington, D.C. Dulles Intl
8 Jan
IAD12:23Washington, D.C. Dulles Intl
22h 22m
2 stops
DUB15:45Dublin
€409
Find similar

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

Our best Scandinavian Airlines deals on Ireland to Washington, D.C. flight tickets
Scandinavian Airlines
15 Jan
DUB11:30Dublin
60h 20m
2 stops
IAD18:50Washington, D.C. Dulles Intl
5 Feb
IAD20:30Washington, D.C. Dulles Intl
31h 55m
1 stop
DUB09:25Dublin
€388
Find similar
Scandinavian Airlines
15 Jan
DUB11:30Dublin
60h 20m
2 stops
IAD18:50Washington, D.C. Dulles Intl
5 Feb
IAD20:30Washington, D.C. Dulles Intl
31h 50m
2 stops
DUB09:20Dublin
€392
Find similar
Scandinavian Airlines
25 Mar
DUB12:30Dublin
33h 45m
1 stop
IAD18:15Washington, D.C. Dulles Intl
15 Apr
IAD20:20Washington, D.C. Dulles Intl
17h 00m
1 stop
DUB18:20Dublin
€401
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Ireland 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 13,528 searches. Data last updated 3 November 2025.
Use the filters below to find and compare flights from Ireland to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

Tue 3/2

11:30-18:30

1 stop12h 00m

Washington, D.C. Dulles Intl

Fri 6/2

19:40-10:15

1 stop9h 35m

€376

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

Fri 5/12

11:30-18:30

1 stop12h 00m

Washington, D.C. Dulles Intl

Mon 8/12

19:40-10:15

1 stop9h 35m

€384

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

Thu 15/1

11:30-18:50

2 stops60h 20m

Washington, D.C. Dulles Intl

Thu 5/2

20:30-09:25

1 stop31h 55m

€388

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

Thu 15/1

11:30-18:50

2 stops60h 20m

Washington, D.C. Dulles Intl

Thu 5/2

20:30-09:20

2 stops31h 50m

€392

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

Sun 21/12

13:40-19:55

1 stop11h 15m

Washington, D.C. Dulles Intl

Tue 6/1

18:20-09:35

1 stop10h 15m

€397

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

Tue 13/1

12:15-15:35

Nonstop8h 20m

Washington, D.C. Dulles Intl

Mon 2/2

17:05-04:55

Nonstop6h 50m

€400

DublinBaltimore

DUB - BWI

DUBBWI

Dublin

Fri 14/11

11:30-13:06

2 stops30h 36m

Baltimore/Washington

Thu 27/11

06:30-10:00

2 stops46h 30m

€403

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

Tue 25/11

16:20-19:30

Nonstop8h 10m

Washington, D.C. Dulles Intl

Sun 30/11

17:05-04:55

Nonstop6h 50m

€424

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Fri 5/12

09:00-22:42

2 stops18h 42m

Washington, D.C. Reagan-National

Mon 8/12

07:30-08:10

1 stop19h 40m

€530

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Fri 5/12

09:00-22:42

2 stops18h 42m

Washington, D.C. Reagan-National

Mon 8/12

13:00-08:10

1 stop14h 10m

€530

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Washington, D.C. from

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.?

The cheapest month to fly to Washington, D.C. from Ireland is in January. Flight prices, which tend to average around €425, 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 €428.

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 €631. 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 €806.

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 €425 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 €703 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 €520 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 €452 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

€832

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 €832. The best return flight deal from Ireland to Washington, D.C. found on momondo in the last 72 hours is €528.
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.?

  • 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.?

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
PLAYPriceFrom €248Free CancellationRating
7.0
103 reviews
Search PLAY flights
IcelandairPriceFrom €299Free CancellationRating
7.1
568 reviews
Search Icelandair flights
Aer LingusPriceFrom €333Free CancellationRating
7.2
1,365 reviews
Search Aer Lingus flights
United AirlinesPriceFrom €410Free CancellationRating
7.4
8,997 reviews
Search United Airlines flights
British AirwaysPriceFrom €420Free CancellationRating
6.7
7,494 reviews
Search British Airways flights

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

Book flights to Washington, D.C. if you plan to visit one of these locations
Gettysburg

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.

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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Wed 3/12
Wed 10/12
By creating a price alert you accept our terms of use and privacy policy.

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.
Washington, D.C. Reagan-National Airport
Washington, D.C. Dulles Intl Airport