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$329 Cheap Flights from Washington (DCA) to Dublin (DUB)

View $329 flight on Wed, Aug 5, 2026Opens in a new window

Popular airlines from Ronald Reagan Washington National Airport (DCA) to Dublin Airport (DUB)

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Cheap Flights from Washington to Dublin (DCA-DUB)

Prices were available within the past 7 days and start at $329 for one-way flights and $622 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

JetBlue Airways
Mon, Aug 3 - Thu, Aug 20
DCA
Washington
DUB
Dublin
$622 Roundtrip, found 5 hours ago
$622
Roundtrip
found 5 hours ago
Select JetBlue Airways flight, departing Mon, Aug 3 from Washington to Dublin, returning Thu, Aug 20, priced at $622 found 5 hours ago
JetBlue Airways
Mon, Aug 24 - Fri, Aug 28
DCA
Washington
DUB
Dublin
$627 Roundtrip, found 2 days ago
$627
Roundtrip
found 2 days ago
Select JetBlue Airways flight, departing Mon, Aug 24 from Washington to Dublin, returning Fri, Aug 28, priced at $627 found 2 days ago
JetBlue Airways
Mon, Aug 17 - Sat, Aug 22
DCA
Washington
DUB
Dublin
$633 Roundtrip, just found
$633
Roundtrip
just found
Select JetBlue Airways flight, departing Mon, Aug 17 from Washington to Dublin, returning Sat, Aug 22, priced at $633 just found
Air Canada
Wed, Aug 19 - Thu, Aug 27
DCA
Washington
DUB
Dublin
$640 Roundtrip, found 1 hour ago
$640
Roundtrip
found 1 hour ago
Select Air Canada flight, departing Wed, Aug 19 from Washington to Dublin, returning Thu, Aug 27, priced at $640 found 1 hour ago
United
Thu, Aug 20 - Mon, Aug 31
DCA
Washington
DUB
Dublin
$642 Roundtrip, found 4 hours ago
$642
Roundtrip
found 4 hours ago
Select United flight, departing Thu, Aug 20 from Washington to Dublin, returning Mon, Aug 31, priced at $642 found 4 hours ago
Air Canada
Thu, Aug 13 - Thu, Aug 20
DCA
Washington
DUB
Dublin
$645 Roundtrip, found 14 hours ago
$645
Roundtrip
found 14 hours ago
Select Air Canada flight, departing Thu, Aug 13 from Washington to Dublin, returning Thu, Aug 20, priced at $645 found 14 hours ago
United
Thu, Aug 13 - Thu, Aug 20
DCA
Washington
DUB
Dublin
$646 Roundtrip, found 14 hours ago
$646
Roundtrip
found 14 hours ago
Select United flight, departing Thu, Aug 13 from Washington to Dublin, returning Thu, Aug 20, priced at $646 found 14 hours ago
Air Canada
Thu, Aug 13 - Thu, Aug 20
DCA
Washington
DUB
Dublin
$650 Roundtrip, found 14 hours ago
$650
Roundtrip
found 14 hours ago
Select Air Canada flight, departing Thu, Aug 13 from Washington to Dublin, returning Thu, Aug 20, priced at $650 found 14 hours ago
American Airlines
Tue, Sep 1 - Thu, Sep 10
DCA
Washington
DUB
Dublin
$650 Roundtrip, found 23 hours ago
$650
Roundtrip
found 23 hours ago
Select American Airlines flight, departing Tue, Sep 1 from Washington to Dublin, returning Thu, Sep 10, priced at $650 found 23 hours ago
British Airways
Sat, Aug 22 - Thu, Sep 3
DCA
Washington
DUB
Dublin
$659 Roundtrip, found 3 days ago
$659
Roundtrip
found 3 days ago
Select British Airways flight, departing Sat, Aug 22 from Washington to Dublin, returning Thu, Sep 3, priced at $659 found 3 days ago

Alternative airports near Dublin

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Dublin Airport DUB. Cheapest and Closest option available. Average driving time to city center is 14 minutes. Flights from $686
DUB
Dublin Airport
CheapestClosest
Average driving time to city center14 min
Flights from $686

What you need to know for your flight from Ronald Reagan Washington National to Dublin

Washington (DCA) to Dublin (DUB) at a glance

Embark on an exciting journey from Washington (DCA) to Dublin (DUB) with a range of airlines available for this international long-haul route. Evaluate your options between full-service and low-cost carriers to discover the itinerary that aligns with your budget and travel schedule. As you prepare to explore Dublin's iconic attractions and vibrant neighborhoods, gather essential information about flight times and Washington to Dublin airfare from Ronald Reagan Washington National Airport to Dublin Airport.

  • Fastest flight duration: around 8 hours in-flight, plus roughly 2 hours layover with one stop
  • Route distance: roughly 3,400 miles (5,470 km)
  • Flights per week: around 8 departures on average
  • Typical fares (one-way): economy tickets often range from $255–$655, depending on seasonality and how far ahead you book

Flights from Ronald Reagan Washington National Airport (DCA) to Dublin Airport (DUB)

Recent traveler bookings highlight the most popular airlines for flights from Washington to Dublin, particularly those offering one-stop services. Common layover points include Logan International Airport (BOS) with around a 2-hour layover, John F. Kennedy International Airport (JFK) at approximately 1 hour and 45 minutes, and Newark Liberty International Airport (EWR) with a 2 hour and 15-minute layover. This variety allows you to balance price, total travel time, and cabin class to create the ideal itinerary.

  • JetBlue Airways: This budget-friendly airline operates one-stop flights, with one-way ticket prices generally falling between $255 and $590. It serves about 57% of departures for this route, featuring an in-flight duration of 8 hours and an overall travel time of around 10 hours, including layover time.
  • American Airlines: As a full-service airline with one-stop offerings, American Airlines presents one-way fares usually ranging from $315 to $510. It represents nearly 19% of departures on this route, with an 8-hour flight time and a total journey length of roughly 10 hours, factoring in the layover.
  • United: This full-service airline provides one-stop services, with one-way fares typically costing between $295 and $695. United accounts for approximately 12% of departures on this route, with a flight time of 8 hours and an estimated total travel duration of around 10 hours, including layover.
  • Delta: A full-service carrier, Delta offers one-stop flights with one-way prices usually between $305 and $725. It comprises about 9% of departures along this route, featuring an in-flight duration of 8 hours and a total travel time of approximately 10 hours, including layover.

Alternative route from Washington (DCA) to Dublin (DUB)

  • Washington to Dublin (IAD-DUB): Washington Dulles International Airport (IAD) is located approximately 23 miles from Ronald Reagan Washington National Airport (DCA). One-way economy fares on this route generally fall between $215 and $780, influenced by the time of year and when tickets are booked. Passengers can choose from both non-stop and one-stop flight options. Major airlines operating this route include Aer Lingus and United. Additionally, business class service is offered on this route.

How to find the best prices for flights from Washington (DCA) to Dublin (DUB)

Getting some of the best deals on flights from Washington to Dublin is all about timing and flexibility. Here are some key tips to help you save:

  1. Best times to book and fly: cheaper fares are often found when booking at least two months in advance, which coincides with when most travelers make their reservations. Afternoon departures between 12 p.m. and 6 p.m. generally offer lower prices and are popular flight times. Additionally, flying on Tuesday usually results in cheaper fares, although Friday remains the most favored travel day.
  2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
  3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.*
  4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
  5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
  6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at Dublin Airport from Ronald Reagan Washington National Airport

Dublin welcomes travelers from Washington with a range of transport options based on price, convenience, and proximity. For departures, Ronald Reagan Washington National Airport is roughly a 10-minute drive (covering about 5 miles) from central Washington. Dublin city center is approximately a 15-minute drive (covering about 8 miles) from Dublin Airport, depending on traffic. Here's how to reach Dublin efficiently:

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Dublin, with private rides that can be arranged in advance.
  • Car rental: Renting a car from Dublin Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Dublin Airport on Expedia.
  • Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
  • Public transportation: From Dublin Airport, travelers can reach Dublin Howth Junction Station, a train station, located about 4.9 miles away by car, while Phibsborough Tram Stop, a metro station, is approximately 6.2 miles away by car. For those looking to travel by sea, 3Arena Seaport, a seaport, is situated around 6.7 miles from the airport.

Frequently asked questions

How much does a flight from Washington, DC (DCA-Ronald Reagan Washington National) to Dublin (DUB) cost?
You can find cheap one-way flights from $329 and cheap return flights from $622 Washington, DC (DCA-Ronald Reagan Washington National) to Dublin (DUB) with Expedia. One-way flights typically cost between $438 and $2295, and return flights often range between $756 and $4277. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Washington, DC (DCA-Ronald Reagan Washington National) to Dublin (DUB) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Washington, DC (DCA-Ronald Reagan Washington National) to Dublin (DUB)?
The cheapest month to fly from DCA to DUB is August when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Washington, DC (DCA-Ronald Reagan Washington National) to Dublin (DUB)?
Enter DCA to DUB and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Washington, DC (DCA-Ronald Reagan Washington National) to Dublin (DUB)?
Virgin Atlantic is one of the cheapest airlines offering connecting flights from Ronald Reagan Washington National (DCA) to Dublin (DUB) with a layover in Logan Intl. (BOS), starting from around $518. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Washington, DC (DCA-Ronald Reagan Washington National) to Dublin (DUB)?
To find a cheap flight from Washington, DC (DCA-Ronald Reagan Washington National) to Dublin (DUB), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Washington, DC (DCA-Ronald Reagan Washington National) to Dublin (DUB)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Washington, DC (DCA-Ronald Reagan Washington National) to Dublin (DUB)?
Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from DCA to DUB. To compare more early flights, use the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Washington, DC (DCA-Ronald Reagan Washington National) to Dublin (DUB)?
The most popular departure times for flights from Washington, DC (DCA) to Dublin (DUB) are from 3pm to 6pm. About 49% of passengers prefer this time window. Many major carriers, including United Airlines, Delta Air Lines, and American Airlines, offer flights during this window. This timing works well because it allows you to spend the day in DC before heading to the airport.
How long does it take to fly from Washington, DC (DCA-Ronald Reagan Washington National) to Dublin (DUB)?
Flights from DCA to DUB with one stop typically take around 11 hours 50 minutes, covering approximately 3,384 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Washington, DC (DCA-Ronald Reagan Washington National) to Dublin (DUB)?
Business class is available on flights from DCA to DUB. Airlines that offer business class service on this route include:

  • Air Canada
  • American Airlines
  • Delta Air Lines
  • JetBlue Airways

How do I earn miles on a Washington, DC (DCA-Ronald Reagan Washington National) to Dublin (DUB) flight with Expedia?
It's easy to earn miles on a Washington, DC (DCA-Ronald Reagan Washington National) to Dublin (DUB) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
Is it cheaper to buy a plane ticket from Washington, DC (DCA-Ronald Reagan Washington National) to Dublin (DUB) at the last minute?
Typically, booking a last minute flight from Washington, DC (DCA-Ronald Reagan Washington National) to Dublin (DUB) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Washington, DC (DCA-Ronald Reagan Washington National) to Dublin (DUB) flight and hotel package?
Securing a Washington, DC (DCA-Ronald Reagan Washington National) to Dublin (DUB) Dublin Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Washington, DC (DCA-Ronald Reagan Washington National) to Dublin (DUB)?
If you booked your Washington, DC (DCA-Ronald Reagan Washington National) to Dublin (DUB) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Ronald Reagan Washington National
Destination airport
Dublin
Airlines serving
Air Canada, Air France, American Airlines, British Airways, Delta, Finnair, Iberia, Icelandair, JetBlue Airways, KLM, Scandinavian Airlines, TAP Portugal, United
Roundtrip price
$622
Distance
3383 mi

Book with confidence

Washington to Dublin Flights

The cheapest times to fly from Washington to Dublin

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Washington to Dublin are during the month of August. You can find some of the cheapest flights from Washington to Dublin with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Washington to Dublin

Sunday is one of the best days to book for cheap flights from Washington to Dublin: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Washington to Dublin

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Washington to Dublin in 2026. You can also book with separate airlines for your outbound and return journeys, from $329 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Washington to Dublin flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Washington to Dublin airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Washington to Dublin Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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