Cheap flights from Ireland to Washington, D.C. Dulles Intl Airport from £299
This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Ireland to Washington, D.C. Dulles Intl Airport departing on 7/3. 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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Aer Lingus flights from Ireland to Washington, D.C. Dulles Intl Airport
Our best Aer Lingus deals on Ireland to Washington, D.C. Dulles Intl Airport flight tickets
Aer Lingus![Aer Lingus]()
6 Mar![Aer Lingus]()
10 Mar
DUB16:10Dublin
8h 05m
IAD19:15Washington, D.C. Dulles Intl
IAD18:10Washington, D.C. Dulles Intl
6h 45m
DUB04:55Dublin
Aer Lingus![Aer Lingus]()
12 Feb![Aer Lingus]()
22 Feb
DUB12:30Dublin
8h 10m
IAD15:40Washington, D.C. Dulles Intl
IAD17:10Washington, D.C. Dulles Intl
6h 45m
DUB04:55Dublin
United Airlines flights from Ireland to Washington, D.C. Dulles Intl Airport
Our best United Airlines deals on Ireland to Washington, D.C. Dulles Intl Airport flight tickets
United Airlines![United Airlines]()
19 Feb![United Airlines]()
26 Feb
DUB09:00Dublin
17h 23m
1 stop
IAD21:23Washington, D.C. Dulles Intl
IAD22:05Washington, D.C. Dulles Intl
7h 00m
DUB10:05Dublin
United Airlines![United Airlines]()
8 Feb![United Airlines]()
23 Feb
DUB09:00Dublin
29h 46m
1 stop
IAD09:46Washington, D.C. Dulles Intl
IAD22:05Washington, D.C. Dulles Intl
7h 00m
DUB10:05Dublin
See travel insights to Washington, D.C. from
How to get the cheapest flight ticket from Ireland to Washington, D.C. Dulles Intl Airport
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
Other information
What is the cheapest month to fly to Washington, D.C. Dulles Intl Airport?
The month of February is, on average, the cheapest month to fly to Washington, D.C. Dulles Intl Airport from Ireland, with most prices found around £363. If you aren’t able to travel during the month of February, then book flights to Washington, D.C. Dulles Intl Airport from Ireland during January instead. Flights to Washington, D.C. Dulles Intl Airport in January, while not as cheap as those in February, still average around £393.
What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?
According to our data, Wednesday is the cheapest day to fly to Washington, D.C. Dulles Intl Airport from Ireland. The lowest ticket price found for a Wednesday departure recently was £503. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. On the other hand, Saturday is the most expensive day to depart from Ireland because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £655.
What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?
The cheapest time of day to fly to Washington, D.C. Dulles Intl Airport is in the evening when flights can be purchased for as low as £0. In contrast, the most expensive time of day to depart to Washington, D.C. Dulles Intl Airport is in the morning when prices are around £615.
What is the cheapest Ireland to Washington, D.C. Dulles Intl flight route?
Fly from Dublin to Washington, D.C. Dulles Intl for the best Ireland - Washington, D.C. Dulles Intl flight prices
How far in advance should I book a flight to Washington, D.C. Dulles Intl Airport?
You are more likely to see cheaper flights to Washington, D.C. Dulles Intl Airport from Ireland when booking 10 weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Dulles Intl Airport for around £470 when searching 10 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Dulles Intl Airport from Ireland for as low as £406 on momondo.
What cabin class options are available on Ireland to Washington, D.C. Dulles Intl flights?
There are 3 cabin classes available to choose from on Ireland to Washington, D.C. Dulles Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Ireland to Washington, D.C. Dulles Intl?
Icelandair and Aer Lingus are the most popular carriers operating from Ireland to Washington, D.C. Dulles Intl
Which airlines fly to Washington, D.C. Dulles Intl Airport?
Aer Lingus, United Airlines and PLAY are the top three most popular airlines that fly to Washington, D.C. Dulles Intl Airport from Ireland according to our data. Aer Lingus is the first choice among our users, with 62% of people opting to fly with this airline when travelling to Washington, D.C. Dulles Intl Airport. Keep in mind that there are 6 different airlines that fly to Washington, D.C. Dulles Intl Airport on a routine basis, so you have a few additional options to choose from.
How many flights depart from Ireland to Washington, D.C. Dulles Intl Airport on average per day?
3 flights are operational daily from Ireland to Washington, D.C. Dulles Intl Airport as of January 2025. The most popular departure time for this route is 12:00, with 100% of flights per day taking off in the afternoon.
How many flights depart from Ireland to Washington, D.C. Dulles Intl Airport on average per week?
The number of flights available between Ireland and Washington, D.C. Dulles Intl Airport is 21 per week as of January 2025. The most frequent departure day is Mon, with 14% of weekly flights leaving on this day.
Cheap Ireland to Washington, D.C. Dulles Intl Airport flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Ireland to Washington, D.C. Dulles Intl Airport
When did momondo last update prices for flights from Ireland to Washington, D.C. Dulles Intl Airport?
Prices for flights from Ireland to Washington, D.C. Dulles Intl Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Ireland to Washington, D.C. Dulles Intl Airport?
As of January 2025, there are 6 operators available to choose from for flights from Ireland to Washington, D.C. Dulles Intl Airport.
How old do you have to be to fly from Ireland to Washington, D.C. Dulles Intl Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ireland to Washington, D.C. Dulles Intl Airport.
What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?
The required travel and health documents for your Washington, D.C. Dulles Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington, D.C. Dulles Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Ireland to Washington, D.C. Dulles Intl Airport?
momondo data reveals that the most frequently booked plane model on the route from Ireland to Washington, D.C. Dulles Intl Airport is Boeing 757-200, representing 30.24% of all bookings. The subsequent popular models are Airbus A321neo at 29.31%, Airbus A321-100/200 at 8.66%, and Airbus A330-200 at 4.95%.
Best airlines flying from Ireland to Washington, D.C. Dulles Intl Airport
Compare and see reviews for airlines that fly from Ireland to Washington, D.C. Dulles Intl Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom £218 | Free Cancellation | Rating 7.1 92 reviews | |||
| PriceFrom £317 | Free Cancellation | Rating 7.1 1,081 reviews | |||
| PriceFrom £321 | Free Cancellation | Rating 7.0 502 reviews | |||
| PriceFrom £335 | Free Cancellation | Rating 6.6 6,816 reviews | |||
| PriceFrom £462 | Free Cancellation | Rating 6.7 7,090 reviews | |||
| PriceFrom £492 | Free Cancellation | Rating 7.4 8,963 reviews |
Travelling to a place near Washington, D.C.?
Book flights to Washington, D.C. if you plan to visit one of these locationsWinchester
Laurel
Alexandria
Essex
National Harbor
Fairfax
Harpers Ferry
Manassas
Bethesda
Oxon Hill
Chantilly
College Park
Front Royal
Hyattsville
Linthicum Heights
Gettysburg
Cambridge
Ellicott City
Westminster
Arlington
Why use momondo?
Why should I use momondo to find a flight deal from Ireland to Washington, D.C.?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Ireland to Washington, D.C. . Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Ireland to Washington, D.C. with flexible booking policies on momondo?
Yes. All flights to Washington, D.C. from Ireland on momondo can be compared and filtered by various policies on offer, including flexible booking.
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?
If you are not ready to book a flight from Ireland to Washington, D.C. now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Washington, D.C. and let you know when they change.
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