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

Popular airlines from Washington Dulles Intl. Airport (IAD) to Dublin Airport (DUB)

    notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
    deals illustration

    Book smarter

    Save on select hotels after you book a flight*
    trophy illustration

    Find the right fit

    We search billions of combinations of flights to help you find your next adventure

Frequently asked questions

How long does it take to fly from IAD to DUB?
Book a seat with Aer Lingus and you'll be airborne for about 7 hours and 5 minutes. This reputable airline has a direct flight that takes off at 5:10PM from Dulles Intl. Airport and gets to DUB at 5:15AM. Expedia has some of the best deals around, so take a peek at what's available on this route today.
Is it cheaper to buy a plane ticket from IAD to Dublin Airport last minute?
When it comes to booking your flights, it's always better to be prepared. While you may be able to find a deal on an IAD to Dublin Airport flight at the last minute, fares usually don't get cheaper as the date of departure nears. Based on flight pricing and demand studies in 2022, we have found that the sweet spot to lock in a domestic flight is between 28 – 35 days ahead. For international trips it's between three and four months.
What airline has the least delays from Dulles Intl. Airport to DUB?
Take off with Aer Lingus from Dulles Intl. Airport to Dublin Airport (DUB) and touch down at the time on your boarding card. This airline clinches first place on this route, with an on-time score of 83%. If your flight happens to get delayed, the free Expedia App is a great way to stay updated. Our popular app provides real-time trip notifications, from flight delays to any gate number changes.
What airports do you fly into for Dublin from Washington?
Washington to Dublin flights land at Dublin Airport (DUB). Settle in to your hotel and then explore some of the city's big-name attractions, such as Aviva Stadium and Guinness Storehouse. The airport is about 10 kilometers north of central Dublin.
What are the most popular departure times for flights from Dulles Intl. Airport to Dublin Airport?
For Aer Lingus flights jetting from Washington Dulles Intl. Airport (IAD) to DUB, the busiest period is between 5:00 PM - 6:00 PM. If you want to avoid those frustrating delays, book a morning flight. This way you're likely to escape the heavy air traffic that builds up later in the day.
Can I change the date of my flight from Dulles Intl. Airport to Dublin Airport (DUB)?
Sometimes life gets in the way of plans, so Expedia is here to help make things easy. First, find your Dulles Intl. Airport to Dublin Airport (DUB) itinerary through the Expedia Trips portal and browse the fare rules and restrictions to see if you can make changes. If you booked your plane ticket in the last 24 hours, some airlines will let you cancel without charge and book new flights. If you bought your ticket more than 24 hours ago, connect with us through our Customer Service portal to see how we can help.

Travel information

Travel information

Origin airport
Washington Dulles Intl.
Destination airport
Dublin
Distance
5432 km
Average flight time
11 hours 57 mins

Book with confidence

Book with confidence

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 now!

Washington to Dublin Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia