Question 1

What are the cheapest airlines flying from Dublin to Washington, D.C. round-trip?

Accepted Answer

Cheapflights users have booked flights from Dublin to Washington, D.C. round-trip from £301. Other airlines that can offer you cheap pricing are PLAY, from £320, and Icelandair, from £347. You may be able to fly from Dublin to Washington, D.C. for 30% less than the average price by searching for these airlines.

Question 2

What are the cheapest airlines to fly from Dublin to Washington, D.C. one-way?

Accepted Answer

£250 is the cheapest one-way deal found within the past few days, from PLAY. You may also be able to find cheap deals on WestJet and British Airways, with prices starting from £424 and £469, respectively.

Question 3

How far ahead should I book a flight from Dublin to Washington, D.C.?

Accepted Answer

To ensure you get the cheapest price possible for a flight from Dublin to Washington, D.C., you should look to book at least 26 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Question 4

What is the cheapest month to book a flight from Dublin to Washington, D.C.?

Accepted Answer

Currently, January is the cheapest month in which you can book a flight from Dublin to Washington, D.C. (average of £599). Flying from Dublin to Washington, D.C. in July is currently the most expensive (average of £947). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Question 5

What is the cheapest day to fly from Dublin to Washington, D.C.?

Accepted Answer

Travellers seeking maximum savings on their Dublin to Washington, D.C. flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Question 6

E

Accepted Answer

In terms of precipitation, rainfall in Washington, D.C. ranges from 66.0 - 102.0 inches per month. May is typically the wettest month, when rainfall can reach 102.0 mm. February is typically the driest time to visit Washington, D.C. when rainfall is around 66.0 mm.

Question 7

E

Accepted Answer

If weather is an important factor for your trip to Washington, D.C., use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).

Question 8

What are the most popular routes from Dublin to Washington, D.C.?

Accepted Answer

Most travelers choose Dublin - Washington, D.C. Reagan-National, Dublin - Washington, D.C. Dulles Intl or Dublin - Baltimore/Washington when deciding on the best route from Dublin to Washington, D.C..

Question 9

What are the cheapest flights from Dublin to Washington, D.C.?

Accepted Answer

Looking for the cheapest flight from Dublin to Washington, D.C.? While on average our users pay £935, our data indicates the cheapest price to be £398. The most popular route (Dublin - Washington, D.C. Reagan-National), is priced around £491.

Question 10

What are the most reliable airlines from Dublin to Washington, D.C.?

Accepted Answer

The top 3 most reliable airlines when flying from Dublin to Washington, D.C. are Air Canada (91%), United Airlines (91%) and Lufthansa (91%).

Question 11

What are the most popular airlines that fly from Dublin to Washington, D.C.?

Accepted Answer

Before booking your flight from Dublin to Washington, D.C. check out the most popular airlines for this route: British Airways, Aer Lingus or Icelandair.

Question 12

What is the cheapest day to fly round-trip from Dublin to Washington, D.C.?

Accepted Answer

Tuesday is generally a great day to depart. Flying on this day could help you save up to 14%.

Question 13

How far in advance should I book a flight from Dublin to Washington, D.C.?

Accepted Answer

To save on the cost of your flight from Dublin to Washington, D.C., book at least 27 days before your planned departure. Booking around this time can save you about 154% on the cost of this flight compared to booking a flight leaving this week. We have found prices from £384 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as £564.

Question 14

What is the cheapest month to fly from Dublin to Washington, D.C.?

Accepted Answer

Due to multiple factors, expect to potentially pay more when booking in July. For low rates, January can be a great choice for travel to Washington, D.C.. Flights to Washington, D.C. from Dublin in January are about £434 on average during January, but can be found for as low as £213.

Question 15

What is the cheapest time of day to fly from DUB to WAS?

Accepted Answer

It’s typically best to fly out from Dublin to Washington, D.C. at midday. Doing so could potentially save you 27% on the flight price compared to flying in the morning, which is usually more expensive.

Question 16

What airport do you fly from for flights from Dublin to Washington, D.C.?

Accepted Answer

Dublin (DUB) is the airport you will fly out of if you book a flight from Dublin to Washington, D.C.. You should not have trouble finding flights to Washington, D.C. from Dublin; the airport handles an average of 7 outbound flights to Washington, D.C. per day. You should also have plenty of airline options to choose from since 6 airlines have flights from the Dublin airport to Washington, D.C.. It is only a 5.7 mi journey to Dublin (DUB) from Dublin’s city center.

Question 17

Can I find deals for flights from Dublin to Washington, D.C. that include hotel bookings?

Accepted Answer

Yes. In addition to deals on Dublin to Washington, D.C. flights, Cheapflights offers holiday packages that include both flights and hotel.

Question 18

How can I find direct flights from Dublin to Washington, D.C.?

Accepted Answer

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dublin to Washington, D.C..

Question 19

Can I find deals for business class flights from Dublin to Washington, D.C.?

Accepted Answer

Yes. Cheapflights offers flight deals from Dublin to Washington, D.C. by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Question 20

How does Cheapflights help users find flights from Dublin to Washington, D.C.?

Accepted Answer

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Dublin to Washington, D.C.. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Question 21

Why should you use Cheapflights to find cheap flight tickets from Dublin to Washington, D.C.?

Accepted Answer

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Dublin to Washington, D.C..

Question 22

Can Cheapflights find flights from Dublin to Washington, D.C. with no change fees?

Accepted Answer

Users can book flights with no change fees policies with our dedicated filters. Book flights from Dublin to Washington, D.C. flexibly with Cheapflights today.

Question 23

Can Cheapflights notify me if prices for flights from Dublin to Washington, D.C. become cheaper?

Accepted Answer

Of course! You can now track prices for flights from Dublin to Washington, D.C. and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

Round-trip from	£301
One-way from	£250
Popular in	July
Cheapest in	January
Average price	£388
Good round-trip deal	£485 or less

Airline	Cheapest	Average	Flexibility	On-time
PLAY	Cheapest£218	Average£319	FlexibilityNo cancel fee	On-timeN/A	Search PLAY flights
Icelandair	Cheapest£306	Average£391	FlexibilityNo cancel fee	On-time76%	Search Icelandair flights
British Airways	Cheapest£319	Average£531	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
United Airlines	Cheapest£333	Average£606	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Aer Lingus	Cheapest£346	Average£426	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights
Lufthansa	Cheapest£440	Average£556	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights

Cheap flights from Dublin to Washington, D.C. from £250

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/9. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from Dublin to Washington, D.C. are usually found in January or November, booked 26 days in advance, depart on a Wednesday or Thursday and return on a Sunday

Cheap flight deals from Dublin to Washington, D.C.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Find flight deals from Dublin to Washington, D.C.

Cheapest flights from Dublin to Washington, D.C.Explore the most affordable flight options available from Dublin to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 March 2025.

Explore the most affordable flight options available from Dublin to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 March 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Dublin to Washington, D.C. that are best for you.

Best time to book a flight from Dublin to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Dublin with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Dublin to Washington, D.C.

How far ahead should I book a flight from Dublin to Washington, D.C.?

Use this chart to determine the optimal time to book a return flight from Dublin to Washington, D.C.. Price data was last updated on 21 March 2025.

What is the cheapest month to book a flight from Dublin to Washington, D.C.?

What is the cheapest time of day to fly from DUB to WAS?

Find hourly flight availability from Dublin to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 26 March 2025.

Rainfall in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average rainfall totals by month.

Temperature in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average temperature totals by month.

Reviews of airlines servicing Washington, D.C.

Get a feel of what it's like to fly with Delta, KLM and Austrian Airlines from Dublin to Washington, D.C. by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Dublin to Washington, D.C.. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly from for flights from Dublin to Washington, D.C.?

What are the cheapest airlines flying from Dublin to Washington, D.C. round-trip?

What are the cheapest airlines to fly from Dublin to Washington, D.C. one-way?

What are the most popular routes from Dublin to Washington, D.C.?

What are the most reliable airlines from Dublin to Washington, D.C.?

What are the cheapest flights from Dublin to Washington, D.C.?

Can I find deals for flights from Dublin to Washington, D.C. that include hotel bookings?

How can I find direct flights from Dublin to Washington, D.C.?

Can I find deals for business class flights from Dublin to Washington, D.C.?

What is the cheapest month to book a flight from Dublin to Washington, D.C.?

Travelling to a place near Dublin?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Dublin to Washington, D.C.

See prices for flight routes from nearby airports that may be better suited for you.

Top 6 airlines flying from Dublin to Washington, D.C.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Dublin to Washington, D.C.?

Why should you use Cheapflights to find cheap flight tickets from Dublin to Washington, D.C.?

Can Cheapflights find flights from Dublin to Washington, D.C. with no change fees?

Can Cheapflights notify me if prices for flights from Dublin to Washington, D.C. become cheaper?

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Dublin to Washington, D.C.
Explore the most affordable flight options available from Dublin to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 March 2025.