Cheap flights from Dublin to Washington, D.C. Dulles Intl Airport from £317
This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Dublin to Washington, D.C. Dulles Intl Airport departing on 3/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Deals available from 900+ travel sites.
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.Find the cheapest flights from Dublin to Washington, D.C.
Cheap return flights
Cheap one-way flights
Cheap last-minute flights
Cheap direct flights
Scandinavian Airlines flights from Dublin to Washington, D.C. Dulles Intl Airport
Our best Scandinavian Airlines deals on Dublin to Washington, D.C. Dulles Intl Airport flight tickets
Delta flights from Dublin to Washington, D.C. Dulles Intl Airport
Our best Delta deals on Dublin to Washington, D.C. Dulles Intl Airport flight tickets
See travel insights to Washington, D.C. from
How to get the cheapest flight ticket from Dublin 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
What is the typical price of a round-trip flight between Dublin and Washington, D.C. Dulles Intl Airport?
What is the cheapest month to fly to Washington, D.C. Dulles Intl Airport?
The month of January is, on average, the cheapest month to fly to Washington, D.C. Dulles Intl Airport from Dublin, with most prices found around £395. If you aren’t able to travel during the month of January, then book flights to Washington, D.C. Dulles Intl Airport from Dublin during November instead. Flights to Washington, D.C. Dulles Intl Airport in November, while not as cheap as those in January, still average around £396.
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 Dublin. The lowest ticket price found for a Wednesday departure recently was £534. 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, Monday is the most expensive day to depart from Dublin because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £638.
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 £604.
What is the cheapest Dublin to Washington, D.C. Dulles Intl flight route?
Fly from Dublin to Washington, D.C. Dulles Intl for the best Dublin - 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 Dublin when booking 16 weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Dulles Intl Airport for around £466 when searching 16 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 Dublin for as low as £398 on momondo.
What cabin class options are available on Dublin to Washington, D.C. Dulles Intl flights?
There are 3 cabin classes available to choose from on Dublin 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 Dublin to Washington, D.C. Dulles Intl?
Icelandair, Aer Lingus, and WestJet are the most popular carriers operating from Dublin to Washington, D.C. Dulles Intl
Which airlines fly to Washington, D.C. Dulles Intl Airport?
Aer Lingus, United Airlines and Icelandair are the top three most popular airlines that fly to Washington, D.C. Dulles Intl Airport from Dublin according to our data. Aer Lingus is the first choice among our users, with 63% 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 Dublin to Washington, D.C. Dulles Intl Airport on average per day?
5 flights are operational daily from Dublin to Washington, D.C. Dulles Intl Airport as of February 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 Dublin to Washington, D.C. Dulles Intl Airport on average per week?
As of February 2025, 41 flights take off from Dublin and land in Washington, D.C. Dulles Intl Airport each week. The most common flight departure day for this route is Mon, with 15% of weekly flights taking off on this day.
When to book flights from Dublin to Washington, D.C. Dulles Intl Airport
Cheap Dublin to Washington, D.C. Dulles Intl Airport (DUB to IAD) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Dublin to Washington, D.C. Dulles Intl Airport
How far is Dublin to Washington, D.C. Dulles Intl by plane?
Washington, D.C. Dulles Intl is 3393.9 mi away from Dublin. A reasonable flight in good conditions will take 7h 55m.
When did momondo last update prices for flights from Dublin Airport to Washington, D.C. Dulles Intl Airport?
Prices for flights from Dublin Airport to Washington, D.C. Dulles Intl Airport refresh daily.
How many operators does momondo search for flights from Dublin Airport to Washington, D.C. Dulles Intl Airport?
As of February 2025, there are 6 operators available to choose from for flights from Dublin Airport to Washington, D.C. Dulles Intl Airport.
How old do you have to be to fly from Dublin Airport to Washington, D.C. Dulles Intl Airport?
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 layovers. It is recommended that you verify with the airline you are booking with for travel from Dublin Airport to Washington, D.C. Dulles Intl Airport.
What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?
The travel and health documents you'll need for your trip to Washington, D.C. Dulles Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Washington, D.C. Dulles Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Dublin to Washington, D.C. Dulles Intl Airport?
Based on momondo bookings for flights between Dublin and Washington, D.C. Dulles Intl Airport, the leading plane model is Boeing 757-200, making up 33.84% of the total bookings. Other popular models include Airbus A321neo with 31.03%, Airbus A321-100/200 with 7.60%, and Airbus A330-200 with 4.18%.
What is the most popular airline from Dublin to Washington, D.C. Dulles Intl Airport?
Based on momondo bookings for flights between Dublin and Washington, D.C. Dulles Intl Airport, the leading airline is Aer Lingus, making up 55% of the total bookings. Other popular airlines include United Airlines with 12%, Icelandair with 10%, and PLAY with 10%.
Best airlines flying from Dublin to Washington, D.C. Dulles Intl Airport
Compare and see reviews for airlines that fly from Dublin to Washington, D.C. Dulles Intl Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom £212 | Free Cancellation | Rating 7.0 94 reviews | |||
| PriceFrom £314 | Free Cancellation | Rating 7.0 491 reviews | |||
| PriceFrom £318 | Free Cancellation | Rating 7.1 1,070 reviews | |||
| PriceFrom £327 | Free Cancellation | Rating 6.6 6,762 reviews | |||
| PriceFrom £341 | Free Cancellation | Rating 7.4 8,765 reviews | |||
| PriceFrom £451 | Free Cancellation | Rating 6.7 6,986 reviews |
United Airlines Flights From Dublin to Washington, D.C. Dulles Intl Airport
United Airlines flies from Dublin to Washington, D.C. Dulles Intl Airport around 6 times per week, with 8,759 momondo users rating the airline 7.4/10. The cheapest United Airlines deal from Dublin to Washington, D.C. Dulles Intl Airport in the last 72 hours was £431 (round-trip), much lower than the average airfare cost of £770 for United Airlines flights on this route.
Aer Lingus Flights From Dublin to Washington, D.C. Dulles Intl Airport
Aer Lingus is also a popular choice for this route. Aer Lingus flight deals for Dublin to Washington, D.C. Dulles Intl Airport start from as low as £401 round-trip, depending on your selected dates, with average Aer Lingus deals seen on momondo around £540. Aer Lingus operates 7 flights to Washington, D.C. Dulles Intl Airport from Dublin in an average week. Users have rated it 7.1/10 across 1,070 reviews.
Travelling to a place near Washington, D.C.?
Book flights to Washington, D.C. if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Dublin to Washington, D.C.?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Washington, D.C. from Dublin.
Can I find flights from Dublin to Washington, D.C. with flexible booking policies on momondo?
momondo does allow users to show only those flights to Washington, D.C. from Dublin which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from Dublin to Washington, D.C.?
Once all potential Dublin to Washington, D.C. flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from Dublin to Washington, D.C. right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Dublin to Washington, D.C. flights. All you need is a valid email address and we will do the rest; it is that quick and easy.