Q: What is the typical price of a round-trip flight between Dublin and Washington, D.C. Dulles Intl Airport?

Prices are currently low for flights on this route. Typical prices usually range from €384 to €468. The lowest price recently found on this route was €341.

Question 1

Can stopping save me money on Dublin to Washington, D.C. Dulles Intl Airport flights?

Accepted Answer

No. A direct flight is the cheapest option for a flight between Dublin to Washington, D.C. Dulles Intl Airport.

Question 2

How many flights depart from Dublin to Washington, D.C. Dulles Intl Airport on average per day?

Accepted Answer

The number of flights available between Dublin and Washington, D.C. Dulles Intl Airport is 4 per day as of January 2026. The most frequent departure time is 12:00, with 100% of daily flights leaving in the afternoon.

Question 3

What day of the week experiences the fewest flight delays on this route?

Accepted Answer

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

Question 4

What is the cheapest Dublin to Washington, D.C. Dulles Intl flight route?

Accepted Answer

Fly from Dublin to Washington, D.C. Dulles Intl for the best Dublin - Washington, D.C. Dulles Intl flight prices

Question 5

Which stopover airport has the shortest travel time from Dublin to Washington, D.C. Dulles Intl Airport?

Accepted Answer

Flights connecting via Copenhagen (CPH) have the shortest average one-way travel time: 12h 19m.

Question 6

Which airport is the most popular for stopovers for flights between Dublin and Washington, D.C. Dulles Intl Airport?

Accepted Answer

Lisbon (LIS) was the most common stop: 33% of momondo users choosing one-stop flights on this route connected there.

Question 7

How often are flights from Dublin to Washington, D.C. delayed?

Accepted Answer

Historically, on average around 14% of flights between Dublin and Washington, D.C. have experienced a delay on any given week. The average delay length over the past 12 months has been 152 minutes.

Question 8

What is the most punctual flight time for Dublin to Washington, D.C. flights?

Accepted Answer

Generally, flights departing at night tend to experience fewer delays. Flights departing in the morning have, in the past, seen delays more frequently in comparison.

Question 9

How far in advance should I book a flight to Washington, D.C. Dulles Intl Airport?

Accepted Answer

You are more likely to see cheaper flights to Washington, D.C. Dulles Intl Airport from Dublin when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Dulles Intl Airport for around €511 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Dulles Intl Airport from Dublin for as low as €421 on momondo.

Question 10

What is the typical price of a round-trip flight between Dublin and Washington, D.C. Dulles Intl Airport?

Accepted Answer

Prices are currently low for flights on this route.Typical prices usually range from €384 to €468.
The lowest price recently found on this route was €341.

Question 11

Which stopover airport has the shortest connection time from Dublin to Washington, D.C. Dulles Intl Airport?

Accepted Answer

Lisbon (LIS) has the shortest average stopover time for this route: 2h 50m.

Question 12

What is the cheapest airline that flies from Dublin to Washington, D.C. Dulles Intl?

Accepted Answer

Aer Lingus is the most popular carrier operating from Dublin to Washington, D.C. Dulles Intl

Question 13

What cabin class options are available on Dublin to Washington, D.C. Dulles Intl flights?

Accepted Answer

There are 2 cabin classes available to choose from on Dublin to Washington, D.C. Dulles Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Question 14

What is the cheapest month to fly to Washington, D.C. Dulles Intl Airport?

Accepted Answer

The month of November is, on average, the cheapest month to fly to Washington, D.C. Dulles Intl Airport from Dublin, with most prices found around €429. If you aren’t able to travel during the month of November, then book flights to Washington, D.C. Dulles Intl Airport from Dublin during October instead. Flights to Washington, D.C. Dulles Intl Airport in October, while not as cheap as those in November, still average around €442.

Question 15

How have Dublin to Washington, D.C. Dulles Intl Airport flight prices changed over time?

Accepted Answer

As of January 2026, prices for Dublin to Washington, D.C. Dulles Intl Airport flights are approximately 11% more expensive when compared to flights at the same time last year.

Question 16

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Accepted Answer

According to our data, the cheapest time of day to fly to Washington, D.C. Dulles Intl Airport is in the afternoon. momondo users have found flights departing from Dublin to Washington, D.C. Dulles Intl Airport in the afternoon for as low as €513. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets in the morning because they tend to be around €689. Of course, these prices can vary depending on the time of year and what airport you fly to.

Question 17

How many flights depart from Dublin to Washington, D.C. Dulles Intl Airport on average per week?

Accepted Answer

As of January 2026, there are 28 flights per week flying from Dublin to Washington, D.C. Dulles Intl Airport. The most common day of the week flights depart is Mon, with 14% of flights taking off on this day.

Question 18

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Accepted Answer

According to our data, Thursday is the cheapest day to fly to Washington, D.C. Dulles Intl Airport from Dublin. The lowest ticket price found for a Thursday departure recently was €629. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Washington, D.C. Dulles Intl Airport on Sunday is €790.

Question 19

Which stopover airport offers the lowest fares from Dublin to Washington, D.C. Dulles Intl Airport?

Accepted Answer

Flights via Lisbon (LIS) offer the lowest average return price of €324.

Question 20

Which airline has the best punctuality record on Dublin to Washington, D.C. flights?

Accepted Answer

According to our data, Aer Lingus have had the fewest delays on this route over the last 12 months, with about 14% of their flights experiencing any sort of delay.

Question 21

When did momondo last update prices for flights from Dublin Airport to Washington, D.C. Dulles Intl Airport?

Accepted Answer

Prices for flights from Dublin Airport to Washington, D.C. Dulles Intl Airport are refreshed on a daily basis.

Question 22

How many operators does momondo search for flights from Dublin Airport to Washington, D.C. Dulles Intl Airport?

Accepted Answer

There are 2 operators available for flights from Dublin Airport to Washington, D.C. Dulles Intl Airport as of January 2026.

Question 23

How old do you have to be to fly from Dublin Airport to Washington, D.C. Dulles Intl Airport?

Accepted Answer

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Dublin Airport to Washington, D.C. Dulles Intl Airport.

Question 24

What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

Accepted Answer

The travel and health documents required for your trip to Washington, D.C. Dulles Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Washington, D.C. Dulles Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best price found	€690
Fastest flight time	8h 00m
Direct flights	Every day

Airline	Rating	Free Cancellation	Price
Aer Lingus	PriceFrom €307	Free Cancellation	Rating 7.2 1,442 reviews		Search Aer Lingus flights
United Airlines	PriceFrom €397	Free Cancellation	Rating 7.4 9,213 reviews		Search United Airlines flights

Cheap flights from Dublin to Washington, D.C. from €259

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Dublin to Washington, D.C. departing on 25/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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How to get the cheapest flight ticket from Dublin to Washington, D.C. Dulles Intl Airport

What is the typical price of a round-trip flight between Dublin and Washington, D.C. Dulles Intl Airport?

What is the cheapest month to fly to Washington, D.C. Dulles Intl Airport?

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

What is the cheapest Dublin to Washington, D.C. Dulles Intl flight route?

Fly from Dublin to Washington, D.C. Dulles Intl for the best Dublin - Washington, D.C. Dulles Intl flight prices

How far in advance should I book a flight to Washington, D.C. Dulles Intl Airport?

What cabin class options are available on Dublin to Washington, D.C. Dulles Intl flights?

There are 2 cabin classes available to choose from on Dublin to Washington, D.C. Dulles Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Dublin to Washington, D.C. Dulles Intl Airport flights?

No. A direct flight is the cheapest option for a flight between Dublin to Washington, D.C. Dulles Intl Airport.

How have Dublin to Washington, D.C. Dulles Intl Airport flight prices changed over time?

As of January 2026, prices for Dublin to Washington, D.C. Dulles Intl Airport flights are approximately 11% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from Dublin to Washington, D.C. Dulles Intl?

Aer Lingus is the most popular carrier operating from Dublin to Washington, D.C. Dulles Intl

How often are flights from Dublin to Washington, D.C. delayed?

Historically, on average around 14% of flights between Dublin and Washington, D.C. have experienced a delay on any given week. The average delay length over the past 12 months has been 152 minutes.

What is the most punctual flight time for Dublin to Washington, D.C. flights?

Generally, flights departing at night tend to experience fewer delays. Flights departing in the morning have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Dublin to Washington, D.C. flights?

According to our data, Aer Lingus have had the fewest delays on this route over the last 12 months, with about 14% of their flights experiencing any sort of delay.

Which airport is the most popular for stopovers for flights between Dublin and Washington, D.C. Dulles Intl Airport?

Lisbon (LIS) was the most common stop: 33% of momondo users choosing one-stop flights on this route connected there.

Which stopover airport offers the lowest fares from Dublin to Washington, D.C. Dulles Intl Airport?

Flights via Lisbon (LIS) offer the lowest average return price of €324.

Which stopover airport has the shortest travel time from Dublin to Washington, D.C. Dulles Intl Airport?

Flights connecting via Copenhagen (CPH) have the shortest average one-way travel time: 12h 19m.

Which stopover airport has the shortest connection time from Dublin to Washington, D.C. Dulles Intl Airport?

Lisbon (LIS) has the shortest average stopover time for this route: 2h 50m.

How many flights depart from Dublin to Washington, D.C. Dulles Intl Airport on average per day?

The number of flights available between Dublin and Washington, D.C. Dulles Intl Airport is 4 per day as of January 2026. The most frequent departure time is 12:00, with 100% of daily flights leaving in the afternoon.

How many flights depart from Dublin to Washington, D.C. Dulles Intl Airport on average per week?

As of January 2026, there are 28 flights per week flying from Dublin to Washington, D.C. Dulles Intl Airport. The most common day of the week flights depart is Mon, with 14% of flights taking off on this day.

When to book flights from Dublin to Washington, D.C. Dulles Intl Airport

Cheap Dublin to Washington, D.C. Dulles Intl Airport (DUB to IAD) flight deals and tips

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How far is Dublin to Washington, D.C. Dulles Intl by plane?

When did momondo last update prices for flights from Dublin Airport to Washington, D.C. Dulles Intl Airport?

How many operators does momondo search for flights from Dublin Airport to Washington, D.C. Dulles Intl Airport?

How old do you have to be to fly from Dublin Airport to Washington, D.C. Dulles Intl Airport?

What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

What is the most popular plane model from Dublin to Washington, D.C. Dulles Intl Airport?

What is the most popular airline from Dublin to Washington, D.C. Dulles Intl Airport?

Best airlines flying from Dublin to Washington, D.C. Dulles Intl Airport

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