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

Prices are currently low for flights on this route. Typical prices usually range from €569 to €994. The lowest price recently found on this route was €318.

Question 1

What is the cheapest month to fly to Dublin?

Accepted Answer

If you aren’t able to travel during the month of January, then book flights to Dublin from Washington, D.C. during February instead. Flights to Dublin in February, while not as cheap as those in January, still average around €506.

Question 2

What is the cheapest time of day to depart on your flight to Dublin?

Accepted Answer

Our data shows that the cheapest Washington, D.C. to Dublin flights are usually those with departure times in the evening. Our users have found flights to Dublin in the evening for as low as €626. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are €687 on average. Flights to Dublin from Washington, D.C. in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.

Question 3

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

Accepted Answer

You could potentially save up to 37% on your flight if you consider stops on a Washington, D.C. to Dublin flight.

Question 4

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

Accepted Answer

Prices are currently low for flights on this route.Typical prices usually range from €569 to €994.
The lowest price recently found on this route was €318.

Question 5

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

Accepted Answer

The number of flights available between Washington, D.C. and Dublin is 90 per week as of December 2025. The most frequent departure day is Mon, with 14% of weekly flights leaving on this day.

Question 6

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

Accepted Answer

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

Question 7

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

Accepted Answer

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights departing in the evening have, in the past, seen delays more frequently in comparison.

Question 8

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

Accepted Answer

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

Question 9

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

Accepted Answer

Aer Lingus, JetBlue, and Icelandair are the most popular carriers operating from Washington, D.C. to Dublin

Question 10

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

Accepted Answer

The number of flights available between Washington, D.C. and Dublin is 12 per day as of December 2025. The most frequent departure time is 17:00, with 61% of daily flights leaving in the evening.

Question 11

How far in advance should I book a flight to Dublin?

Accepted Answer

You are more likely to see cheaper flights to Dublin from Washington, D.C. when booking weeks ahead of your departure date. In general, you can expect to find flights to Dublin for around €611 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dublin from Washington, D.C. for as low as €519 on momondo.

Question 12

How long does it take to fly to Dublin?

Accepted Answer

On average, it takes 7h 45m to fly from Washington, D.C. to Dublin if you fly out of Washington, D.C. (the most popular airport in Washington, D.C.) and into Dublin (the most popular airport in Dublin). If you’re flying out of Baltimore and into Dublin, then the flight time is around 9h 35m.

Question 13

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

Accepted Answer

Historically, on average around 20% of flights between Washington, D.C. and Dublin have experienced a delay on any given week. The average delay length over the past 12 months has been 166 minutes.

Question 14

What is the cheapest day to depart on your flight to Dublin?

Accepted Answer

Our data shows that Tuesday is the least expensive day to fly to Dublin. Tickets to fly out on this day can be as low as €614. If your travel schedule is flexible, try to avoid departing on a Wednesday because tickets tend to average around €626. These prices are subject to change though, so be sure to set up a Price Alert for flights to Dublin.

Question 15

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

Accepted Answer

According to our data, Aer Lingus have had the fewest delays on this route over the last 12 months, with about 16% of their flights experiencing any sort of delay.

Question 16

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

Accepted Answer

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

Question 17

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

Accepted Answer

As of December 2025, prices for Washington, D.C. to Dublin flights are approximately 79% more expensive when compared to flights at the same time last year.

Question 18

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

Accepted Answer

Prices for flights from Washington, D.C. to Dublin Airport were last updated today.

Question 19

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

Accepted Answer

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. to Dublin Airport.

Question 20

What documentation or ID do you need to fly to Dublin Airport?

Accepted Answer

The travel and health documents required for your trip to Dublin 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 Dublin Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Fastest flight time	6h 50m
Direct flights	Every day
Airports in Dublin	1 airport

Cheap flights from Washington, D.C. to Dublin from €175

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Dublin departing on 11/12. 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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What is the typical price of a round-trip flight between Washington, D.C. and Dublin?

What is the cheapest month to fly to Dublin?

If you aren’t able to travel during the month of January, then book flights to Dublin from Washington, D.C. during February instead. Flights to Dublin in February, while not as cheap as those in January, still average around €506.

What is the cheapest day to depart on your flight to Dublin?

What is the cheapest time of day to depart on your flight to Dublin?

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

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

How far in advance should I book a flight to Dublin?

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

There are 2 cabin classes available to choose from on Washington, D.C. to Dublin 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 Washington, D.C. to Dublin flights?

You could potentially save up to 37% on your flight if you consider stops on a Washington, D.C. to Dublin flight.

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

As of December 2025, prices for Washington, D.C. to Dublin flights are approximately 79% more expensive when compared to flights at the same time last year.

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

Aer Lingus, JetBlue, and Icelandair are the most popular carriers operating from Washington, D.C. to Dublin

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

Historically, on average around 20% of flights between Washington, D.C. and Dublin have experienced a delay on any given week. The average delay length over the past 12 months has been 166 minutes.

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

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights departing in the evening have, in the past, seen delays more frequently in comparison.

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

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

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

According to our data, Aer Lingus have had the fewest delays on this route over the last 12 months, with about 16% of their flights experiencing any sort of delay.

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

The number of flights available between Washington, D.C. and Dublin is 12 per day as of December 2025. The most frequent departure time is 17:00, with 61% of daily flights leaving in the evening.

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

The number of flights available between Washington, D.C. and Dublin is 90 per week as of December 2025. The most frequent departure day is Mon, with 14% of weekly flights leaving on this day.

How long does it take to fly to Dublin?

On average, it takes 7h 45m to fly from Washington, D.C. to Dublin if you fly out of Washington, D.C. (the most popular airport in Washington, D.C.) and into Dublin (the most popular airport in Dublin). If you’re flying out of Baltimore and into Dublin, then the flight time is around 9h 35m.

When to book flights from Washington, D.C. to Dublin

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

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