Find cheap flights from Dublin to Reagan Washington National Airport from €353
This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Dublin to Reagan-National departing on 23/8. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
Return
1 adult
Economy
0 bags
Fri 24/5
Fri 31/5
Search hundreds of travel sites at once for deals on flights to Reagan Washington National Airport
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Dublin to Washington, D.C., as well as popular online travel agencies
...and more
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Dublin to Washington, D.C., as well as popular online travel agencies
In the last 7 days, travellers have searched 44,632,927 times on KAYAK, and here's why:
Filter your dealsChoose cabin class, free Wi-Fi and more.
Cheap flight deals from Dublin to Reagan-National (DUB-DCA)
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Dublin to Reagan-National that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices and deals for you by selecting your travel dates.
Flights from Dublin to Reagan-National - Travel Insights & Trends
Get data-powered insights and trends into flights from Dublin to Reagan-National to help you find the cheapest flights, the best time to fly and much more.
Which airlines provide the cheapest flights from Dublin to Reagan Washington National Airport?
The cheapest price for the route for each airline clicked by KAYAK users in the last 72 hours.
The best deals for a one-way ticket found by KAYAK users over the last 3 days were on WestJet (€353) and Icelandair (€374). The cheapest round-trip tickets were found on Delta (€420) and KLM (€421).
Best time to beat the crowds (35% less expensive on average)
Most popular time to fly and prices are also 33% lower on average.
Flight from Dublin to Reagan Washington National Airport
When to book flights from Dublin to Reagan-National
Are your dates flexible? Find out the best times to travel from Dublin to Reagan-National based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.
FAQs for booking Dublin to Reagan Washington National Airport flights
What is the cheapest flight from Dublin to Washington, D.C. Reagan-National Airport?
In the last 3 days, the lowest price for a flight from Dublin to Washington, D.C. Reagan-National Airport was €377 for a one-way ticket and €449 for a return.
Which aircraft models fly most regularly from Dublin to Reagan Washington National Airport?
We unfortunately don’t have that data for this specific route.
Which airline alliances offer flights from Dublin to Reagan Washington National Airport?
oneworld, SkyTeam, and Star Alliance are the airline alliances operating flights between Dublin and Reagan Washington National Airport, with oneworld being the most commonly used for this route.
How does KAYAK find such low prices on flights from Dublin to Reagan Washington National Airport?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Dublin to Reagan Washington National Airport.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Dublin to Reagan Washington National Airport?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Reagan Washington National Airport from Dublin is likely to change within 7 days, so travellers know whether to wait or book now.
What is the Hacker Fare option on flights from Dublin to Reagan Washington National Airport?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Reagan Washington National Airport with an airline and back to Dublin with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Dublin to Reagan Washington National Airport?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Reagan Washington National Airport from Dublin up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.
See more FAQs
Book cheap flights from Dublin to Washington, D.C.
Recent one-way flight deals
Only flying one-way? Below are some of the best one-way flight deals from Dublin to Washington, D.C. found on KAYAK in the last 72 hours.
23/8Fri
2 stopsWestJet
35h 10mDUB-DCA
€353
23/8Fri
2 stopsWestJet
35h 10mDUB-DCA
€367
15/5Wed
2 stopsIcelandair
22h 01mDUB-DCA
€374
3/5Fri
1 stopJetBlue
13h 55mDUB-DCA
€377
11/9Wed
2 stopsIcelandair
24h 27mDUB-DCA
€390
5/5Sun
2 stops
14h 42mDUB-DCA
€433
11/6Tue
1 stop
11h 37mDUB-DCA
€450
7/6Fri
1 stopJetBlue
12h 50mDUB-DCA
€457
21/5Tue
2 stopsAmerican Airlines
18h 59mDUB-DCA
€484
29/5Wed
1 stopAmerican Airlines
11h 41mDUB-DCA
€495
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Last minute flights from Dublin to Reagan-National
Last minute flight, train and bus deals
These last-minute flight deals are the cheapest flights found on KAYAK in the last 72 hours for flights from Dublin to Washington, D.C. that are departing in the next 10 days.
29/4Mon
multi-stopBritish Airways
16h 46mDUB-DCA
6/5Mon
multi-stopBritish Airways
21h 20mDCA-DUB
€607
29/4Mon
multi-stopBritish Airways
16h 46mDUB-DCA
6/5Mon
multi-stopBritish Airways
28h 03mDCA-DUB
€618
29/4Mon
multi-stopAir Canada
13h 10mDUB-DCA
6/5Mon
multi-stopAir Canada
20h 16mDCA-DUB
€1,123
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Dublin - Reagan Washington National Airport Flights