Question 1

How much does a flight from Dublin (DUB) to Washington, DC (IAD-Washington Dulles Intl.) cost?

Accepted Answer

You can find one-way and return flights from MAN to GDZ with Expedia. 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 our cheapest fares first, and use the Price Tracking tool to receive alerts when DUB to IAD ticket fares go up or down.

Question 2

What is the cheapest month to fly from Dublin (DUB) to Washington, DC (IAD-Washington Dulles Intl.)?

Accepted Answer

The cheapest months to fly from DUB to IAD are typically during off-peak season 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 are able to. Use the calendar view in your search to see which months have low fares on this route.

Question 3

Which airlines fly direct from Dublin (DUB) to Washington, DC (IAD-Washington Dulles Intl.)?

Accepted Answer

There are 2 airlines offering direct flights from Dublin (DUB) to Washington, DC (IAD-Washington Dulles Intl.):
* Aer Lingus operates 14 direct flights from Dublin (DUB) to Washington, DC (IAD-Washington Dulles Intl.) every week.
* United operates 14 direct flights from Dublin (DUB) to Washington, DC (IAD-Washington Dulles Intl.) every week.

Question 4

What is the cheapest airline that flies from Dublin (DUB) to Washington, DC (IAD-Washington Dulles Intl.)?

Accepted Answer

Aer Lingus is one of the cheapest airlines offering nonstop return flights from Dublin (DUB) to Washington, DC (IAD-Washington Dulles Intl.), with tickets starting from around CA$743 for flights that can be booked for departure within the next year. BA Cityflyer is one of the cheapest airlines offering connecting return flights from Dublin (DUB) to Washington, DC (IAD-Washington Dulles Intl.), with tickets starting from around CA$848. These prices are per adult for economy/coach class. 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.

Question 5

How do I find cheap flights from Dublin (DUB) to Washington, DC (IAD)?

Accepted Answer

To find a cheap flight from Dublin (DUB) to Washington, DC (IAD), 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.

Question 6

What is the best airline to fly with from Dublin (DUB) to Washington, DC (IAD-Washington Dulles Intl.)?

Accepted Answer

The best airline to fly with from Dublin (DUB) to Washington, DC (IAD-Washington Dulles Intl.) will differ from traveler to traveler. If you like to fly early, United offers early morning flights. If price is the most important factor, United typically offers the lowest fares. Aer Lingus offers the most daily flights from Dublin (DUB) to Washington, DC (IAD-Washington Dulles Intl.), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.

Question 7

What is the best time to fly from Dublin (DUB) to Washington, DC (IAD-Washington Dulles Intl.)?

Accepted Answer

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.

Question 8

How many flights per day from Dublin (DUB) to Washington, DC (IAD-Washington Dulles Intl.)?

Accepted Answer

You'll find around 4 nonstop flights per day from Dublin (DUB) to Washington, DC (IAD-Washington Dulles Intl.). For even more choices, look at flights that include layovers, as there are approximately 78 connecting flights per day. Some common connection points include Heathrow (LHR), Pearson Intl. (YYZ), and Frankfurt Intl. (FRA).

Question 9

What is the earliest flight from Dublin (DUB) to Washington, DC (IAD-Washington Dulles Intl.)?

Accepted Answer

The earliest flight from Dublin (DUB) to Washington, DC (IAD-Washington Dulles Intl.) typically departs around 4:15 AM. This service is operated by Portugalia and TAP Portugal. This is a seasonal service, active in January, February, March, and October. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.

Question 10

What day of the week has the most flights from Dublin (DUB) to Washington, DC (IAD-Washington Dulles Intl.)?

Accepted Answer

You'll typically find the most flights from Dublin (DUB) to Washington, DC (IAD-Washington Dulles Intl.) on a Thursday, with around 67 flights available. This gives you a good selection of options for your journey. Major airlines on this route include Aer Lingus, British Airways, and United. Flight options are notably more plentiful on Thursdays compared to other days of the week, offering you greater flexibility.

Question 11

What are the most popular departure times for flights from Dublin (DUB) to Washington, DC (IAD-Washington Dulles Intl.)?

Accepted Answer

The most popular departure times for flights from Dublin (DUB) to Washington, DC (IAD-Washington Dulles Intl.) are between 12pm and 3pm. Many major carriers, including Aer Lingus, United and British Airways, offer flights during this window. Many travellers prefer this time as it allows for a morning in Dublin and an afternoon arrival in Washington, DC.

Question 12

How long does it take to fly from Dublin (DUB) to Washington, DC (IAD-Washington Dulles Intl.)?

Accepted Answer

A non-stop flight from Dublin (DUB) to Washington, DC (IAD-Washington Dulles Intl.) typically takes around 8 hours. This route covers a distance of approximately 5,465 kilometers. If you opt for a flight with one stop, your journey will usually take longer, around 11 hours 48 minutes. Flights with two or more stops will extend your travel time even further, typically to about 15 hours 48 minutes. Keep in mind that actual flight times can vary due to factors like wind patterns and air traffic, so it's always a good idea to allow for some flexibility in your travel plans.

Question 13

Can you fly business or first class from Dublin (DUB) to Washington, DC (IAD-Washington Dulles Intl.)?

Accepted Answer

You can fly business class from Dublin (DUB) to Washington, DC (IAD-Washington Dulles Intl.).

Airlines that offer business class service on this route include:

Icelandair
BA Cityflyer
Aer Lingus
Turkish Airlines
Lufthansa
Air France
KLM
Swiss International Air Lines
Air Baltic
British Airways
SAS
Air Canada
Med View Airlines
United
Iberia Express
Portugalia
Hop!
Delta
American Airlines
Edelweiss Air
Helvetic Airways

Question 14

How do I earn miles on a Dublin (DUB) to Washington, DC (IAD) flight with Expedia?

Accepted Answer

It's easy to earn miles on a Dublin (DUB) to Washington, DC (IAD) 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.

Question 15

What airports do you fly into for Washington, DC (IAD) from Dublin (DUB)?

Accepted Answer

If you're planning to travel to Washington from DUB, you can fly directly into Washington Dulles Intl. (IAD). Some flights may connect through major hubs like Heathrow (LHR), Philadelphia Intl. (PHL), or Frankfurt Intl. (FRA) before reaching Washington. Compare routes and airports on Expedia to find the best flight options for your travel plans.

Question 16

Is it cheaper to buy a plane ticket from Dublin (DUB) to Washington, DC (IAD) at the last minute?

Accepted Answer

Typically, booking a last minute flight from Dublin (DUB) to Washington, DC (IAD) 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.

Question 17

Is it cheaper to book a Dublin (DUB) to Washington, DC (IAD) flight and hotel package?

Accepted Answer

Securing a Dublin (DUB) to Washington, DC (IAD) flight and hotel package 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.

Question 18

Can I cancel or change the date of my flight from Dublin (DUB) to Washington, DC (IAD)?

Accepted Answer

If you booked your Dublin (DUB) to Washington, DC (IAD) 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.

Origin airport	Dublin
Destination airport	Washington Dulles Intl.
Roundtrip price	CA $776
Distance	5432 km
Average flight time	3 hours 2 mins

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

Be in the know

Book smarter

Earn twice

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

Find the cheapest month to fly from Dublin (DUB) to Washington (IAD)

January is typically the cheapest month to fly

Frequently asked questions

Travel information

Book with confidence

Dublin to Chantilly Flights

Explore a world of travel with Expedia

CA $676 Cheap Flights from Dublin (DUB) to Washington (IAD)