Cheap flights from Dublin to Washington, D.C. from €243
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. departing on 15/9. 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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TAP AIR PORTUGAL flights from Dublin to Washington, D.C.
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Scandinavian Airlines flights from Dublin to Washington, D.C.
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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 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 €399, 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 €422.
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 €613. 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 €718.
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 €419 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 €690 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 weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. for around €492 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 Dublin for as low as €382 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.
Can stopping save me money on Dublin to Washington, D.C. flights?
You could potentially save up to 24% on your flight if you consider stops on a Dublin to Washington, D.C. flight.
How have Dublin to Washington, D.C. flight prices changed over time?
As of June 2025, prices for Dublin to Washington, D.C. flights are approximately 24% more expensive when compared to flights at the same time last year.
What is the cheapest airline that flies from Dublin to Washington, D.C.?
Icelandair, PLAY, and WorldTicket are the most popular carriers operating from Dublin to Washington, D.C.
Which airlines fly to Washington, D.C.?
Aer Lingus, Icelandair and PLAY 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 51% 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 June 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 80% of daily flights taking off in the afternoon.
How many flights depart from Dublin to Washington, D.C. on average per week?
70 flights are operational weekly from Dublin to Washington, D.C. as of June 2025. The most popular departure day for this route is Mon, with 17% 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 | €243 |
|---|---|
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 June 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 32.19% of all bookings. The subsequent popular models are Airbus A321neo at 25.69%, Airbus A321-100/200 at 12.43%, and Airbus A330-300 at 9.92%.
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 63% of all bookings. The subsequent popular airlines are United Airlines at 16%, PLAY at 14%, and Icelandair at 8%.
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 €229 | Free Cancellation | Rating 7.0 102 reviews | |||
| PriceFrom €321 | Free Cancellation | Rating 7.0 510 reviews | |||
| PriceFrom €373 | Free Cancellation | Rating 7.1 1,136 reviews | |||
| PriceFrom €411 | Free Cancellation | Rating 6.6 7,075 reviews | |||
| PriceFrom €458 | Free Cancellation | Rating 7.4 8,844 reviews |
United Airlines Flights From Dublin to Washington, D.C.
United Airlines flies from Dublin to Washington, D.C. around 14 times per week, with 8,844 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 €736 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 €557, however, with flight time and availability significantly affecting the price. Aer Lingus (7.1/10 from 1,136 user reviews) flies into Washington, D.C. from Dublin 8 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.