Cheap flights from Dublin to Washington, D.C. Dulles Intl Airport from €289
This is the cheapest one-way 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 28/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Icelandair flights from Dublin to Washington, D.C. Dulles Intl Airport
Our best Icelandair deals on Dublin to Washington, D.C. Dulles Intl Airport flight tickets
KLM flights from Dublin to Washington, D.C. Dulles Intl Airport
Our best KLM 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 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 Dublin, with most prices found around €426. If you aren’t able to travel during the month of February, then book flights to Washington, D.C. Dulles Intl Airport from Dublin during January instead. Flights to Washington, D.C. Dulles Intl Airport in January, while not as cheap as those in February, still average around €461.
What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?
According to our data, Monday is the cheapest day to fly to Washington, D.C. Dulles Intl Airport from Dublin. The lowest ticket price found for a Monday departure recently was €666. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Washington, D.C. Dulles Intl Airport on Saturday is €805.
What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?
According to our data, the cheapest time of day to fly to Washington, D.C. Dulles Intl Airport is in the evening. momondo users have found flights departing from Dublin to Washington, D.C. Dulles Intl Airport in the evening for as low as €0. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets in the morning because they tend to be around €748. Of course, these prices can vary depending on the time of year and what airport you fly to.
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 €540 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 €458 on momondo.
What cabin class options are available on Dublin to Washington, D.C. Dulles Intl flights?
There are 1 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, WestJet, and TAP AIR PORTUGAL 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, PLAY and United Airlines 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 56% of people opting to fly with this airline when travelling to Washington, D.C. Dulles Intl Airport. Keep in mind that there are 5 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?
The number of flights available between Dublin and Washington, D.C. Dulles Intl Airport is 10 per day as of April 2025. The most frequent departure time is 12:00, with 74% of daily flights leaving in the afternoon.
How many flights depart from Dublin to Washington, D.C. Dulles Intl Airport on average per week?
As of April 2025, there are 75 flights per week flying from Dublin to Washington, D.C. Dulles Intl Airport. The most common day of the week flights depart is Thu, with 16% of 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?
The straight-line distance from Dublin to Washington, D.C. Dulles Intl is 5461.9 km. Flights usually cover this in 7h 55m, depending on flying conditions and air traffic around both airports.
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 are refreshed on a daily basis.
How many operators does momondo search for flights from Dublin Airport to Washington, D.C. Dulles Intl Airport?
There are 5 operators available for flights from Dublin Airport to Washington, D.C. Dulles Intl Airport as of April 2025.
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 stopovers. 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 required for your trip to Washington, D.C. Dulles Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Washington, D.C. Dulles Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Dublin to Washington, D.C. Dulles Intl Airport?
momondo data reveals that the most frequently booked plane model on the route from Dublin to Washington, D.C. Dulles Intl Airport is Boeing 757-200, representing 34.97% of all bookings. The subsequent popular models are Airbus A321neo at 30.13%, Airbus A321-100/200 at 7.85%, and Airbus A330-200 at 4.30%.
What is the most popular airline from Dublin to Washington, D.C. Dulles Intl Airport?
momondo data reveals that the most frequently booked airline on the route from Dublin to Washington, D.C. Dulles Intl Airport is Aer Lingus, representing 53% of all bookings. The subsequent popular airlines are PLAY at 17%, United Airlines at 13%, and Icelandair at 12%.
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 €248 | Free Cancellation | Rating 6.9 97 reviews | |||
| PriceFrom €348 | Free Cancellation | Rating 7.0 476 reviews | |||
| PriceFrom €353 | Free Cancellation | Rating 7.0 1,060 reviews | |||
| PriceFrom €499 | Free Cancellation | Rating 7.4 8,615 reviews | |||
| PriceFrom €558 | Free Cancellation | Rating 6.7 6,963 reviews |
United Airlines Flights From Dublin to Washington, D.C. Dulles Intl Airport
United Airlines flight deals from Dublin to Washington, D.C. Dulles Intl Airport start from €540 round-trip. Over the 10 United Airlines flights for this route in a normal week, average airfare is usually €751 round-trip - but some users have found much cheaper deals with momondo.
Aer Lingus Flights From Dublin to Washington, D.C. Dulles Intl Airport
Aer Lingus (7.0/10 from 1,060 reviews) operates around 14 flights from Dublin to Washington, D.C. Dulles Intl Airport in any given week. The average Aer Lingus airfare for this route is around €569, with deals from around €382 rare but found on momondo. Referenced prices are for round-trip Dublin to Washington, D.C. Dulles Intl Airport flight searches in the last 72 hours.
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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?
Flights from Dublin to Washington, D.C. with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
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?
If you are simply researching potential flights to Washington, D.C., momondo offers a useful price alert feature which will track prices for flights to Washington, D.C. from Dublin and alert you when they change.