$285 Cheap Flights from Washington (IAD) to Dublin (DUB)

Bundle Your Flight + Hotel & Save!

Featured airlines

Top nine airline logos for desktop

Cheap Flights from Washington to Dublin (IAD-DUB)

Prices were available within the past 7 days and start at $285 for one-way flights and $346 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Fly Play
Fly Play
British Airways
American Airlines
Scandinavian Airlines
TAP Portugal
Icelandair
United
United
Air Canada
Flights from Washington (IAD) to Dublin (DUB)
Origin airport
Washington Dulles Intl.
Destination airport
Dublin
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Delta, Fly Play, Iberia, Icelandair, JetBlue Airways, KLM, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, Turkish Airlines, United
Roundtrip price
$346
Distance
3395 mi

Washington to Dublin Flights

Whether you’re looking for a grand adventure or just want to get away for a last-minute break, flights from Washington to Dublin offer the perfect respite. Not only does exploring Dublin provide the chance to make some magical memories, dip into delectable dishes, and tour the local landmarks, but the cheap airfare means you won’t bust your budget. So no matter whether your ideal itinerary involves flying one way, non-stop, or round trip, you’re bound to find flights that match your schedule on Expedia, and at prices that won’t shock your wallet.

Bagging a cheap flight from Washington to Dublin may mean more dollars to spend on for one-of-a-kind souvenirs when you arrive, but it doesn’t mean you have to skimp on your travel experience, as Expedia offers a sizzling selection of cheap airlines that’ll put you in your happy place on their planes, whether that’s getting lost in a hair-raising airport thriller, dreaming on the passing landscape over a glass of bubbly, or jotting down your vacation bucket list at 38,000 feet. There’s also bound to be plenty of opportunities to snap a few photos of the high life that will make your friends green with envy. After all, enjoying the journey is part of the fun.

With so many affordable flights and so many wonderful adventures awaiting you, there’s no reason to put off booking a fantastic flight from IAD to DUB today. So don’t leave it to the last minute to make your dream trip a reality: pack your bags with your go-to travel accessories, put together your list of must-see attractions and can’t-miss activities, and get ready to broaden your horizons – with Expedia, the wonders of Dublin are only a plane trip away. Book your travel arrangements with us today!

If you would like to book flights to Dublin more flexibly many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to Dublin is $285 now!

Frequently asked questions

How long does it take to fly from Dulles Intl. Airport to Dublin Airport (DUB)?
A direct flight with Aer Lingus takes roughly 6 hours and 45 minutes. Book the 9:00PM flight from IAD and reach Dublin Airport (DUB) at 8:45AM. Grab an awesome deal on this route when you book your ticket with Expedia.
Is it cheaper to buy a plane ticket from IAD to DUB last minute?
When it comes to booking your flights, being prepared pays dividends. While you could find a deal on an IAD to Dublin Airport flight at the last minute, fares usually don’t get cheaper as the departure date nears. Based on flight pricing and demand studies in 2022, we have found that the sweet spot to book a domestic flight is between 28 – 35 days ahead. For international travel it’s between three and four months.
What airline has the least delays from Washington Dulles Intl. Airport (IAD) to Dublin Airport (DUB)?
Recording an on-time performance of 83%, Aer Lingus is the carrier that’s likelier to get you from Dulles Intl. Airport to Dublin Airport reliably on schedule. Flight delays aren’t just an unpleasant experience — they can also cause you to miss an important connection that could ruin your entire vacation. You can keep updated about delays by checking your flight status through the Expedia App before you set off for the airport. If you’re already there and the delay will significantly affect your plans, visit your airline’s customer service desk to see what your options are.
What airports do you fly into for Dublin from Sterling?
Sterling to Dublin flights arrive at Dublin Airport (DUB). Drop your bags at your hotel and then explore some of the city’s top attractions, such as Trinity College and Guinness Storehouse. The airport is around 6 mi north of downtown Dublin.
What are the most popular departure times for flights from Dulles Intl. Airport to Dublin Airport?
The most popular departure times for trips from Washington Dulles Intl. Airport (IAD) to Dublin Airport are between 5:00 PM - 6:00 PM on Aer Lingus. It’s a good idea to head out in the morning. The earlier you fly, the better your chances of arriving on time with less air traffic in the skies.
Can I change the date of my flight from Dulles Intl. Airport to DUB?
It’s a snap to make changes to your Washington Dulles Intl. Airport (IAD) to Dublin Airport trip yourself. Access your itinerary via the Expedia Trips portal and select “change flight.” Look for new flights and secure the one that works best. You’ll see an estimate of any flight change costs. You can also head to our Customer Service portal to connect with our Virtual Agent and quickly get answers to your questions.
*Available to One Key members.