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

Cheapflights users have booked flights from Washington, D.C. Reagan-National Airport to Dublin round-trip from $482. Other airlines that can offer you cheap pricing are Air Canada, from $526, and United Airlines, from $538. You may be able to fly from Washington, D.C. Reagan-National Airport to Dublin for 37% less than the average price by searching for these airlines.

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

For one-way options, check prices for JetBlue. According to our data, you can fly for as low as $338. Users have also found prices from $394 and $441 on Scandinavian Airlines and United Airlines, respectively.

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

The most popular airlines flying from Washington, D.C. Reagan-National Airport to Dublin are American Airlines, JetBlue and Delta. Something to consider prior to booking your flight.

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

Leaving on a Monday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 15% on the overall cost on flights from Washington, D.C. Reagan-National Airport to Dublin.

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

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 36 days in advance, which can save you up to 59% on flights from Washington, D.C. Reagan-National Airport to Dublin compared to booking the week you need them. Waiting 36 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $606. For sooner than that we have options available in the next 3 days from $867.

What is the cheapest month to fly from Washington, D.C. Reagan-National Airport to Dublin?

The best pricing can be found in the month of January. Prices to Dublin from Washington, D.C. Reagan-National Airport average $666. You can even find prices in January for less than $666, as users have found deals to Dublin from as low as $294. The month of June appears to be one of the more expensive times to travel to Dublin from Washington, D.C. Reagan-National Airport. Flying in the targeted month can save you up to 30%.

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

For a flight from Washington, D.C. Reagan-National to Dublin, you will be flying into Dublin. Dublin (DUB) is just 5.7 mi from the center of the city. Dublin is the only Dublin airport and it handles 0 inbound flights from Washington, D.C. Reagan-National per day. 5 airlines have flights to Dublin from Washington, D.C. Reagan-National on a regular basis.

Can I find deals for flights from Reagan-National to Dublin that include hotel bookings?

Yes. In addition to deals on Reagan-National to Dublin flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Reagan-National to Dublin?

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

Can I find deals for business class flights from Reagan-National to Dublin?

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

$338+ Flights from Washington, D.C. Reagan-National Airport to Dublin

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Cheap flight deals from Reagan-National to Dublin

Round-trip from	$482 (JetBlue)
One-way from	$338 (JetBlue)
Popular in	June
Cheapest in	January
Average price	$930

From Washington, D.C. Reagan-National to Dublin

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One-way flight from Washington, D.C. Reagan-National to Dublin

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Highest demand for flights based on searches. 11% potential increase in price ($102 potential increase over avg. RT price).

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Cheapest flight prices on average. 1% potential price decrease ($15 potential savings vs. average RT price).

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Average for round-trip flights in June 2025

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Find flight deals from Reagan-National to Dublin

Cheapest flights from Reagan-National to Dublin
Explore the most affordable flight options available from Reagan-National to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 12, 2025.

lun. 7/283:45 pmDCA - DUB

1 stop12h 15mJetBlue

mié. 8/610:40 amDUB - DCA

1 stop13h 19mJetBlue

Deal found 6/10

$482

dom. 7/136:59 amDCA - DUB

1 stop20h 16mAir Canada

mar. 7/229:20 amDUB - DCA

1 stop29h 58mAir Canada

Deal found 6/11

$526

mié. 7/96:00 amDCA - DUB

1 stop20h 45mUnited Airlines

jue. 7/179:20 amDUB - DCA

1 stop11h 28mUnited Airlines

Deal found 6/12

$538

sáb. 8/3012:55 pmDCA - DUB

2 stops16h 05mMultiple Airlines

mar. 9/1611:30 amDUB - DCA

2 stops15h 21mMultiple Airlines

Deal found 6/11

$545

mar. 7/11:25 pmDCA - DUB

1 stop16h 20mDelta

mar. 7/2210:00 amDUB - DCA

2 stops13h 56mDelta

Deal found 6/12

$568

mié. 11/121:45 pmDCA - DUB

1 stop13h 00mKLM

mar. 11/189:45 amDUB - DCA

1 stop13h 15mKLM

Deal found 6/10

$600

jue. 9/412:15 pmDCA - DUB

2 stops18h 35mScandinavian Airlines

dom. 9/1410:15 amDUB - DCA

2 stops42h 14mScandinavian Airlines

Deal found 6/11

$639

Best flights from Reagan-National to Dublin
Discover carefully curated flight deals from Reagan-National to Dublin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated junio 12, 2025.

lun. 7/283:45 pmDCA - DUB

1 stop12h 15mJetBlue

mié. 8/610:40 amDUB - DCA

1 stop13h 19mJetBlue

Deal found 6/10

$482

mié. 12/34:45 pmDCA - DUB

1 stop10h 55mMultiple Airlines

mié. 12/1011:30 amDUB - DCA

1 stop10h 19mMultiple Airlines

Deal found 6/12

$483

dom. 7/136:59 amDCA - DUB

1 stop20h 16mAir Canada

mar. 7/229:20 amDUB - DCA

1 stop29h 58mAir Canada

Deal found 6/11

$526

mié. 7/96:00 amDCA - DUB

1 stop20h 45mUnited Airlines

jue. 7/179:20 amDUB - DCA

1 stop11h 28mUnited Airlines

Deal found 6/12

$538

mar. 7/12:55 pmDCA - DUB

1 stop14h 50mDelta

mar. 7/2210:00 amDUB - DCA

2 stops16h 44mDelta

Deal found 6/11

$568

sáb. 8/93:50 pmDCA - DUB

1 stop14h 50mAmerican Airlines

dom. 8/1711:45 amDUB - DCA

1 stop17h 14mAmerican Airlines

Deal found 6/12

$636

jue. 9/412:15 pmDCA - DUB

2 stops18h 35mScandinavian Airlines

dom. 9/1410:15 amDUB - DCA

2 stops42h 14mScandinavian Airlines

Deal found 6/11

$639

mié. 11/125:00 pmDCA - DUB

1 stop10h 45mKLM

lun. 11/1711:30 amDUB - DCA

1 stop12h 41mKLM

Deal found 6/10

$650

Last-minute flights from Reagan-National to Dublin
Discover last-minute flight deals from Reagan-National to Dublin. Data last updated junio 12, 2025 and is based on user searches.

mar. 6/1710:30 amDCA - DUB

1 stop18h 15mUnited Airlines

mar. 6/249:20 amDUB - DCA

1 stop17h 28mUnited Airlines

Deal found 6/10

$704

mié. 6/1812:24 pmDCA - DUB

1 stop16h 36mDelta

mié. 7/211:00 amDUB - DCA

1 stop12h 34mDelta

Deal found 6/10

$726

mié. 6/188:25 amDCA - DUB

2 stops23h 50mIcelandair

mié. 6/2512:15 pmDUB - DCA

2 stops24h 23mIcelandair

Deal found 6/10

$1,324

jue. 6/191:45 pmDCA - DUB

1 stop14h 00mKLM

lun. 6/3010:00 amDUB - DCA

1 stop11h 32mKLM

Deal found 6/10

$1,184

jue. 6/193:35 pmDCA - DUB

2 stops27h 30mTAP AIR PORTUGAL

lun. 6/305:30 amDUB - DCA

2 stops31h 52mTAP AIR PORTUGAL

Deal found 6/11

$1,490

vie. 6/203:35 pmDCA - DUB

1 stop12h 25mJetBlue

mié. 7/211:30 amDUB - DCA

1 stop16h 29mJetBlue

Deal found 6/10

$878

sáb. 6/218:40 pmDCA - DUB

2 stops30h 45mMultiple Airlines

mié. 6/2510:20 amDUB - DCA

2 stops27h 32mMultiple Airlines

Deal found 6/10

$632

dom. 6/229:40 amDCA - DUB

1 stop17h 05mAir Canada

mar. 7/19:20 amDUB - DCA

1 stop17h 28mAir Canada

Deal found 6/11

$700

mar. 7/11:25 pmDCA - DUB

1 stop16h 20mDelta

mar. 7/2210:00 amDUB - DCA

2 stops13h 56mDelta

Deal found 6/12

$568

mié. 7/96:00 amDCA - DUB

1 stop20h 45mUnited Airlines

jue. 7/179:20 amDUB - DCA

1 stop11h 28mUnited Airlines

Deal found 6/12

$538

dom. 7/136:59 amDCA - DUB

1 stop20h 16mAir Canada

mar. 7/229:20 amDUB - DCA

1 stop29h 58mAir Canada

Deal found 6/11

$526

mar. 7/224:51 pmDCA - DUB

1 stop11h 24mKLM

lun. 7/283:00 pmDUB - DCA

1 stop12h 22mKLM

Deal found 6/10

$744

One-way flights from Reagan-National to Dublin
Search for one-way flight options from Reagan-National to Dublin. Find affordable one-way fares based on user searches. Data last updated junio 12, 2025.

mié. 7/306:00 pmDCA - DUB

1 stop10h 00mJetBlue

Deal found 6/11

$338

sáb. 6/218:40 pmDCA - DUB

1 stop9h 50mMultiple Airlines

Deal found 6/10

$344

sáb. 9/610:17 amDCA - DUB

2 stops18h 08mScandinavian Airlines

Deal found 6/11

$394

mié. 9/176:00 amDCA - DUB

1 stop20h 45mUnited Airlines

Deal found 6/11

$441

jue. 8/78:00 amDCA - DUB

2 stops22h 05mIcelandair

Deal found 6/12

$450

dom. 7/2711:00 amDCA - DUB

2 stops15h 45mAir Canada

Deal found 6/12

$467

mié. 6/256:06 amDCA - DUB

3 stops21h 19mWestJet

Deal found 6/11

$470

lun. 7/281:25 pmDCA - DUB

2 stops38h 45mIberia

Deal found 6/9

$471

dom. 8/101:41 pmDCA - DUB

2 stops14h 34mDelta

Deal found 6/10

$477

jue. 7/173:45 pmDCA - DUB

2 stops27h 20mTAP AIR PORTUGAL

Deal found 6/10

$699

mar. 6/172:35 pmDCA - DUB

1 stop10h 55mAmerican Airlines

Deal found 6/11

$1,014

sáb. 7/193:35 pmDCA - DUB

2 stops14h 40mBritish Airways

Deal found 6/10

$4,431

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Dublin

DCA - DUB

DCADUB

Washington, D.C. Reagan-National

lun. 7/28

3:45 pm-9:00 am

1 stop12h 15m

Dublin

mié. 8/6

10:40 am-6:59 pm

1 stop13h 19m

$482

Washington, D.C.Dublin

DCA - DUB

DCADUB

Washington, D.C. Reagan-National

dom. 7/13

6:59 am-8:15 am

1 stop20h 16m

Dublin

mar. 7/22

9:20 am-10:18 am

1 stop29h 58m

$526

Washington, D.C.Dublin

DCA - DUB

DCADUB

Washington, D.C. Reagan-National

mié. 7/9

6:00 am-7:45 am

1 stop20h 45m

Dublin

jue. 7/17

9:20 am-3:48 pm

1 stop11h 28m

$538

Washington, D.C.Dublin

DCA - DUB

DCADUB

Washington, D.C. Reagan-National

sáb. 8/30

12:55 pm-10:00 am

2 stops16h 05m

Dublin

mar. 9/16

11:30 am-9:51 pm

2 stops15h 21m

$545

Washington, D.C.Dublin

DCA - DUB

DCADUB

Washington, D.C. Reagan-National

mar. 7/1

1:25 pm-10:45 am

1 stop16h 20m

Dublin

mar. 7/22

10:00 am-6:56 pm

2 stops13h 56m

$568

Washington, D.C.Dublin

DCA - DUB

DCADUB

Washington, D.C. Reagan-National

mié. 11/12

1:45 pm-7:45 am

1 stop13h 00m

Dublin

mar. 11/18

9:45 am-6:00 pm

1 stop13h 15m

$600

Washington, D.C.Dublin

DCA - DUB

DCADUB

Washington, D.C. Reagan-National

jue. 9/4

12:15 pm-11:50 am

2 stops18h 35m

Dublin

dom. 9/14

10:15 am-11:29 pm

2 stops42h 14m

$639

Washington, D.C.Dublin

DCA - DUB

DCADUB

Washington, D.C. Reagan-National

mié. 7/30

3:45 pm-9:00 am

1 stop12h 15m

$338

Washington, D.C.Dublin

DCA - DUB

DCADUB

Washington, D.C. Reagan-National

sáb. 6/21

8:40 pm-11:30 am

1 stop9h 50m

$344

Washington, D.C.Dublin

DCA - DUB

DCADUB

Washington, D.C. Reagan-National

sáb. 9/6

10:17 am-9:25 am

2 stops18h 08m

$394

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 19 results

Best time to book a flight from Reagan-National to Dublin

Have a flexible travel schedule? Discover the best time to fly to Dublin from Reagan-National with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Reagan-National Airport to Dublin

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

Currently, November is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Dublin (average of $509). Flying from Washington, D.C. Reagan-National Airport to Dublin in June 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.

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

It’s typically best to fly out from Washington, D.C. Reagan-National Airport to Dublin in the afternoon. Doing so could potentially save you 12% on the flight price compared to flying at noon, which is usually more expensive.

What is the cheapest day to fly from Washington, D.C. Reagan-National Airport to Dublin?

Travelers seeking maximum savings on their Washington, D.C. Reagan-National Airport to Dublin flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Dublin by month

In terms of precipitation, rainfall in Dublin ranges from 1.9 - 3.1 inches per month. October is typically the wettest month, when rainfall can reach 3.1 in. February is typically the driest time to visit Dublin when rainfall is around 1.9 in.

Temperature in Dublin by month

If weather is an important factor for your trip to Dublin, 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 60.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Dublin

To help decide which airline to fly from Washington, D.C. to Dublin, see what other customers have to say about Delta, KLM and United Airlines. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,950 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very good

7,950 reviews

Delta

8.0

Very good

7,950 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

KLM

7.8

Good

1,358 reviews

Delta

8.0

Very good

7,950 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

United Airlines

7.4

Good

8,790 reviews

Delta

8.0

Very good

7,950 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

JetBlue

7.3

Good

2,925 reviews

Delta

8.0

Very good

7,950 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Scandinavian Airlines

7.3

Good

1,387 reviews

Delta

8.0

Very good

7,950 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

What airport do you fly into for flights to Dublin from Washington, D.C. Reagan-National?
For a flight from Washington, D.C. Reagan-National to Dublin, you will be flying into Dublin. Dublin (DUB) is just 5.7 mi from the center of the city. Dublin is the only Dublin airport and it handles 0 inbound flights from Washington, D.C. Reagan-National per day. 5 airlines have flights to Dublin from Washington, D.C. Reagan-National on a regular basis.
What are the cheapest airlines flying from Washington, D.C. Reagan-National Airport to Dublin round-trip?
Cheapflights users have booked flights from Washington, D.C. Reagan-National Airport to Dublin round-trip from $482. Other airlines that can offer you cheap pricing are Air Canada, from $526, and United Airlines, from $538. You may be able to fly from Washington, D.C. Reagan-National Airport to Dublin for 37% less than the average price by searching for these airlines.
What are the cheapest airlines to fly from Washington, D.C. Reagan-National Airport to Dublin one-way?
For one-way options, check prices for JetBlue. According to our data, you can fly for as low as $338. Users have also found prices from $394 and $441 on Scandinavian Airlines and United Airlines, respectively.
Can I find deals for flights from Reagan-National to Dublin that include hotel bookings?
Yes. In addition to deals on Reagan-National to Dublin flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Reagan-National to Dublin?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Reagan-National to Dublin.
Can I find deals for business class flights from Reagan-National to Dublin?
Yes. Cheapflights offers flight deals from Reagan-National to Dublin by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Washington, D.C. Reagan-National Airport to Dublin?
Currently, November is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Dublin (average of $509). Flying from Washington, D.C. Reagan-National Airport to Dublin in June 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.

See more FAQs

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Top 5 airlines flying from Reagan-National to Dublin

Airline	Cheapest	Average	Flexibility	On-time
Aer Lingus	Cheapest$457	Average$668	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$496	Average$742	FlexibilityNo cancel fee	On-time69%
JetBlue	Cheapest$526	Average$673	FlexibilityNo cancel fee	On-time62%
American Airlines	Cheapest$560	Average$888	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$703	Average$1,086	FlexibilityNo cancel fee	On-timeN/A

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$338+ Cheap flights from Reagan-National (DCA) to Dublin (DUB)

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 7/30. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheap flight deals from Reagan-National to Dublin

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Find flight deals from Reagan-National to Dublin

Cheapest flights from Reagan-National to DublinExplore the most affordable flight options available from Reagan-National to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 12, 2025.

Explore the most affordable flight options available from Reagan-National to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 12, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Reagan-National to Dublin

Have a flexible travel schedule? Discover the best time to fly to Dublin from Reagan-National with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Reagan-National Airport to Dublin

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

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

Find hourly flight availability from Reagan-National to Dublin. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated junio 12, 2025.

What is the cheapest day to fly from Washington, D.C. Reagan-National Airport to Dublin?

Use this chart to determine the cheapest time to fly round-trip from Reagan-National to Dublin. Price data was last updated on December 16, 2024.

Rainfall in Dublin by month

Plan your trip to Dublin by taking into account the average rainfall totals by month.

Temperature in Dublin by month

Plan your trip to Dublin by taking into account the average temperature totals by month.

Reviews of airlines servicing Dublin

Related info for your journey

Find useful and relevant information for your journey from Reagan-National to Dublin. 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 into for flights to Dublin from Washington, D.C. Reagan-National?

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

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

Can I find deals for flights from Reagan-National to Dublin that include hotel bookings?

How can I find direct flights from Reagan-National to Dublin?

Can I find deals for business class flights from Reagan-National to Dublin?

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

Traveling to a place near Washington, D.C. Reagan-National Airport?

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Alternative routes for Reagan-National to Dublin

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

Top 5 airlines flying from Reagan-National to Dublin

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Cheapest flights from Reagan-National to Dublin
Explore the most affordable flight options available from Reagan-National to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 12, 2025.