Cheap flights from Dublin to Washington, D.C. from €257
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. departing on 22/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
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.Find the cheapest flights from Dublin to Washington, D.C.
Cheap return flights
Cheap one-way flights
Cheap last-minute flights
Cheap direct flights
Icelandair flights from Dublin to Washington, D.C.
Our best Icelandair deals on Dublin to Washington, D.C. flight tickets
Scandinavian Airlines flights from Dublin to Washington, D.C.
Our best Scandinavian Airlines deals on Dublin to Washington, D.C. flight tickets
See travel insights to Washington, D.C. from
How to get the cheapest flight ticket from Dublin 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 typical price of a round-trip flight between Dublin and Washington, D.C.?
What is the cheapest month to fly to Washington, D.C.?
The cheapest month to fly to Washington, D.C. from Dublin is in January. Flight prices, which tend to average around €408, 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 Dublin during November instead. Flights to Washington, D.C. in November, while not as cheap as those in January, still average around €434.
What is the cheapest day to depart on your flight to Washington, D.C.?
The cheapest day to depart from Dublin to Washington, D.C. is on a Monday. Travellers who choose to depart for Washington, D.C. on a Monday will often find tickets for as low as €641. 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. on Saturday is €761.
What is the cheapest time of day to depart on your flight to Washington, D.C.?
Flying to Washington, D.C. from Dublin at midday is the least expensive time of day to depart. momondo users have found prices as low as €431 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 €710 on average. Flights to Washington, D.C. from Dublin in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.
What is the cheapest Dublin to Washington, D.C. flight route?
Fly from Dublin to Washington, D.C. Dulles Intl for the best Dublin - 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 Dublin when booking 16 weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. for around €509 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. from Dublin for as low as €427 on momondo.
What cabin class options are available on Dublin to Washington, D.C. flights?
There are 1 cabin classes available to choose from on Dublin 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.
What is the cheapest airline that flies from Dublin to Washington, D.C.?
PLAY, TAP AIR PORTUGAL, and Icelandair are the most popular carriers operating from Dublin to Washington, D.C.
Which airlines fly to Washington, D.C.?
Aer Lingus, PLAY and Icelandair are the top three most popular airlines that fly to Washington, D.C. from Dublin according to our data. Aer Lingus is the first choice among our users, with 44% 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 many flights depart from Dublin to Washington, D.C. on average per day?
As of April 2025, 10 flights take off from Dublin and land in Washington, D.C. each day. The most common flight departure time for this route is 12:00, with 82% of daily flights taking off in the afternoon.
How many flights depart from Dublin to Washington, D.C. on average per week?
73 flights are operational weekly from Dublin to Washington, D.C. as of April 2025. The most popular departure day for this route is Mon, with 15% of flights per week taking off on this day.
When to book flights from Dublin to Washington, D.C.
Cheap Dublin to Washington, D.C. (DUB to WAS) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Dublin to Washington, D.C.
Best price found | €268 |
|---|---|
Fastest flight time | 7h 55m |
Direct flights | Every day |
Airports in Washington, D.C. | 3 airports |
How far is Dublin to Washington, D.C. by plane?
There are 5438.3 km between Dublin and Washington, D.C.. By plane, this route typically takes 7h 55m.
When did momondo last update prices for flights from Dublin Airport to Washington, D.C.?
Prices for flights from Dublin Airport to Washington, D.C. are updated daily.
How many operators does momondo search for flights from Dublin Airport to Washington, D.C.?
As of April 2025, there are 5 operators available to choose from for flights from Dublin Airport to Washington, D.C..
How old do you have to be to fly from Dublin Airport to Washington, D.C.?
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 Dublin Airport to Washington, D.C..
What documentation or ID do you need to fly to Washington, D.C.?
The travel and health documents you'll need for your trip to Washington, D.C. 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 licence and a passport that is valid for six months after your intended arrival at Washington, D.C.. 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.?
momondo data reveals that the most frequently booked plane model on the route from Dublin to Washington, D.C. is Boeing 757-200, representing 32.00% of all bookings. The subsequent popular models are Airbus A321neo at 26.02%, Airbus A330-300 at 12.42%, and Airbus A321-100/200 at 8.57%.
What is the most popular airline from Dublin to Washington, D.C.?
momondo data reveals that the most frequently booked airline on the route from Dublin to Washington, D.C. is Aer Lingus, representing 50% of all bookings. The subsequent popular airlines are PLAY at 17%, United Airlines at 16%, and Lufthansa at 11%.
Best airlines flying from Dublin to Washington, D.C.
Compare and see reviews for airlines that fly from Dublin to Washington, D.C. with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom €236 | Free Cancellation | Rating 6.9 101 reviews | |||
| PriceFrom €331 | Free Cancellation | Rating 7.0 487 reviews | |||
| PriceFrom €384 | Free Cancellation | Rating 7.0 1,076 reviews | |||
| PriceFrom €423 | Free Cancellation | Rating 6.6 6,837 reviews | |||
| PriceFrom €472 | Free Cancellation | Rating 7.4 8,696 reviews |
United Airlines Flights From Dublin to Washington, D.C.
United Airlines flies from Dublin to Washington, D.C. around 10 times per week, with 8,696 momondo users rating the airline 7.4/10. The cheapest United Airlines deal from Dublin to Washington, D.C. in the last 72 hours was €537 (round-trip), much lower than the average airfare cost of €724 for United Airlines flights on this route.
Aer Lingus Flights From Dublin to Washington, D.C.
€437 is the best Aer Lingus flight deal from Dublin to Washington, D.C. found on momondo over the last 72 hours. The average Aer Lingus ticket price found was closer to €567, however, with flight time and availability significantly affecting the price. Aer Lingus (7.0/10 from 1,076 user reviews) flies into Washington, D.C. from Dublin 14 times in an average week so prices can vary.
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.?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Dublin to Washington, D.C. for you.
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.?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Dublin to Washington, D.C..
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 not ready to book a flight from Dublin 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.