What is the cheapest airline that flies from Washington, D.C. Reagan-National to Ireland?

JetBlue and United Airlines are the most popular carriers operating from Washington, D.C. Reagan-National to Ireland

What airlines fly to Ireland?

United Airlines, JetBlue and American Airlines are the top three most popular airlines that fly to Ireland from Washington, D.C. Reagan-National Airport according to our data. United Airlines is the first choice among our users, with 35% of people opting to fly with this airline when traveling to Ireland. Keep in mind that there are 4 different airlines that fly to Ireland on a routine basis, so you have a few additional options to choose from.

How many operators does momondo search for flights from Washington, D.C. Reagan-National Airport to Ireland?

As of February 2026, there are 4 operators available to choose from for flights from Washington, D.C. Reagan-National Airport to Ireland.

How old do you have to be to fly from Washington, D.C. Reagan-National Airport to Ireland?

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 layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Reagan-National Airport to Ireland.

What documentation or ID do you need to fly to Ireland?

The necessary travel and health documents for your Ireland trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$302 Cheap Flights from Washington, D.C. Reagan-National Airport to Ireland in 2026

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Find the cheapest flights from Washington, D.C. Reagan-National Airport to Ireland

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:00 am - 8:20 am

DCA

DUB

20h 20m

1 stop

10:40 am - 11:10 am

DUB

DCA

29h 30m

1 stop

$482JetBlue

Sun, May 3 - Tue, May 12

4:59 pm - 8:20 am

DCA

DUB

10h 21m

1 stop

10:40 am - 3:42 pm

DUB

DCA

10h 02m

1 stop

$487JetBlue

Wed, May 6 - Wed, May 13

1:20 pm - 8:20 am

DCA

DUB

14h 00m

1 stop

10:40 am - 5:46 pm

DUB

DCA

12h 06m

1 stop

$490JetBlue

Wed, Apr 22 - Wed, May 6

5:00 pm - 11:10 am

DCA

SNN

13h 10m

1 stop

1:05 pm - 11:12 pm

SNN

DCA

15h 07m

1 stop

$608Delta

Tue, Aug 11 - Wed, Aug 19

3:55 pm - 11:10 am

DCA

SNN

14h 15m

2 stops

1:05 pm - 10:51 pm

SNN

DCA

14h 46m

2 stops

$612Delta

Tue, Aug 11 - Thu, Aug 20

11:00 am - 11:10 am

DCA

SNN

19h 10m

1 stop

1:05 pm - 11:12 pm

SNN

DCA

15h 07m

1 stop

$658KLM

Thu, Aug 13 - Thu, Aug 20

11:00 am - 11:10 am

DCA

SNN

19h 10m

1 stop

1:05 pm - 10:51 pm

SNN

DCA

14h 46m

2 stops

$662Multiple Airlines

Thu, Aug 13 - Thu, Aug 20

11:00 am - 11:10 am

DCA

SNN

19h 10m

1 stop

1:05 pm - 11:12 pm

SNN

DCA

15h 07m

1 stop

$676KLM

Fri, Aug 14 - Thu, Aug 20

11:00 am - 11:10 am

DCA

SNN

19h 10m

1 stop

1:05 pm - 10:51 pm

SNN

DCA

14h 46m

2 stops

$680Multiple Airlines

Fri, Aug 14 - Thu, Aug 20

6:10 pm - 7:30 am

DCA

SNN

32h 20m

1 stop

9:30 am - 6:12 pm

SNN

DCA

13h 42m

1 stop

$693United Airlines

Mon, Jul 20 - Tue, Jul 28

Air Canada flights from Washington, D.C. Reagan-National Airport to Ireland

Our best Air Canada deals on Washington, D.C. Reagan-National Airport to Ireland flight tickets

Air Canada

Apr 14

DCA9:40 amWashington, D.C. Reagan-National

17h 35m

1 stop

DUB8:15 amDublin

Apr 21

DUB9:50 amDublin

15h 03m

1 stop

DCA7:53 pmWashington, D.C. Reagan-National

$571

Air Canada

Feb 28

DCA8:40 pmWashington, D.C. Reagan-National

29h 30m

1 stop

DUB7:10 amDublin

Mar 11

DUB8:00 amDublin

14h 05m

1 stop

DCA6:05 pmWashington, D.C. Reagan-National

$592

Air Canada

Apr 26

DCA12:55 pmWashington, D.C. Reagan-National

14h 20m

2 stops

DUB8:15 amDublin

May 6

DUB9:20 amDublin

18h 08m

1 stop

DCA10:28 pmWashington, D.C. Reagan-National

$598

British Airways flights from Washington, D.C. Reagan-National Airport to Ireland

Our best British Airways deals on Washington, D.C. Reagan-National Airport to Ireland flight tickets

British Airways

Feb 25

DCA1:28 pmWashington, D.C. Reagan-National

15h 12m

2 stops

DUB9:40 amDublin

Mar 3

DUB10:55 amDublin

15h 35m

2 stops

DCA9:30 pmWashington, D.C. Reagan-National

$586

British Airways

Mar 24

DCA6:20 amWashington, D.C. Reagan-National

21h 35m

2 stops

DUB7:55 amDublin

Mar 31

DUB10:30 amDublin

16h 46m

2 stops

DCA10:16 pmWashington, D.C. Reagan-National

$592

British Airways

Apr 29

DCA2:58 pmWashington, D.C. Reagan-National

16h 57m

2 stops

DUB12:55 pmDublin

May 7

DUB8:20 pmDublin

25h 22m

2 stops

DCA4:42 pmWashington, D.C. Reagan-National

$596

momondo Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Ireland 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

Sun 5/3

7:00 am-8:20 am

1 stop20h 20m

Dublin

Tue 5/12

10:40 am-11:10 am

1 stop29h 30m

$482

Washington, D.C.Dublin

DCA - DUB

DCADUB

Washington, D.C. Reagan-National

Wed 5/6

4:59 pm-8:20 am

1 stop10h 21m

Dublin

Wed 5/13

10:40 am-3:42 pm

1 stop10h 02m

$487

Washington, D.C.Dublin

DCA - DUB

DCADUB

Washington, D.C. Reagan-National

Wed 4/22

1:20 pm-8:20 am

1 stop14h 00m

Dublin

Wed 5/6

10:40 am-5:46 pm

1 stop12h 06m

$490

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Tue 8/11

5:00 pm-11:10 am

1 stop13h 10m

Shannon

Wed 8/19

1:05 pm-11:12 pm

1 stop15h 07m

$608

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Tue 8/11

3:55 pm-11:10 am

2 stops14h 15m

Shannon

Thu 8/20

1:05 pm-10:51 pm

2 stops14h 46m

$612

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Thu 8/13

11:00 am-11:10 am

1 stop19h 10m

Shannon

Thu 8/20

1:05 pm-11:12 pm

1 stop15h 07m

$658

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Thu 8/13

11:00 am-11:10 am

1 stop19h 10m

Shannon

Thu 8/20

1:05 pm-10:51 pm

2 stops14h 46m

$662

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Fri 8/14

11:00 am-11:10 am

1 stop19h 10m

Shannon

Thu 8/20

1:05 pm-11:12 pm

1 stop15h 07m

$676

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Fri 8/14

11:00 am-11:10 am

1 stop19h 10m

Shannon

Thu 8/20

1:05 pm-10:51 pm

2 stops14h 46m

$680

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Mon 7/20

6:10 pm-7:30 am

1 stop32h 20m

Shannon

Tue 7/28

9:30 am-6:12 pm

1 stop13h 42m

$693

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Washington, D.C. Reagan-National Airport to Ireland

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Can stopping save me money on Washington, D.C. Reagan-National Airport to Ireland flights?

You could potentially save up to 56% on your flight if you consider stops on a Washington, D.C. Reagan-National Airport to Ireland flight.

Cheap Washington, D.C. Reagan-National Airport to Ireland flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Reagan-National Airport to Ireland

Fastest flight time	8h 40m
Direct flights	None

The fastest flight from Washington, D.C. Reagan-National Airport to Ireland takes 8h 40m

There are no direct flights from Washington, D.C. Reagan-National Airport to Ireland. There are no popular flight routes from Washington, D.C. Reagan-National Airport to Ireland.

Search flight deals

When did momondo last update prices for flights from Washington, D.C. Reagan-National Airport to Ireland?
Prices for flights from Washington, D.C. Reagan-National Airport to Ireland refresh daily.
How many operators does momondo search for flights from Washington, D.C. Reagan-National Airport to Ireland?
As of February 2026, there are 4 operators available to choose from for flights from Washington, D.C. Reagan-National Airport to Ireland.
How old do you have to be to fly from Washington, D.C. Reagan-National Airport to Ireland?
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 layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Reagan-National Airport to Ireland.
What documentation or ID do you need to fly to Ireland?
The necessary travel and health documents for your Ireland trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Washington, D.C. Reagan-National Airport to Ireland

Compare and see reviews for airlines that fly from Washington, D.C. Reagan-National Airport to Ireland with momondo

Airline	Rating	Free Cancellation	Price
Aer Lingus	PriceFrom $457	Free Cancellation	Rating 7.2 1,455 reviews	Search Aer Lingus flights
American Airlines	PriceFrom $459	Free Cancellation	Rating 7.2 11,307 reviews	Search American Airlines flights
JetBlue	PriceFrom $477	Free Cancellation	Rating 7.2 2,899 reviews	Search JetBlue flights
United Airlines	PriceFrom $496	Free Cancellation	Rating 7.4 9,315 reviews	Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Ireland?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Ireland from Washington, D.C..

Can I find flights from Washington, D.C. to Ireland with flexible booking policies on momondo?

Yes. All flights to Ireland from Washington, D.C. on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Washington, D.C. to Ireland?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Ireland from Washington, D.C..

I’m not ready to book a flight from Washington, D.C. to Ireland right now. Can momondo alert me if prices change?

Price alerts on flights to Ireland from Washington, D.C. are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Ireland trip

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Popular cities in Ireland

Flights to Dublinfrom $292

Flights to Shannon, Clarefrom $347

Flights to Corkfrom $394

Flights to Milltown (Kerry)from $521

Flights to Knockfrom $610

Flights to Donegalfrom $751

Cheap flights from Washington, D.C. Reagan-National Airport to Ireland from $302

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Air Canada flights from Washington, D.C. Reagan-National Airport to Ireland

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Our best British Airways deals on Washington, D.C. Reagan-National Airport to Ireland flight tickets

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

See travel insights to Ireland from

How to get the cheapest flight ticket from Washington, D.C. Reagan-National Airport to Ireland

Can stopping save me money on Washington, D.C. Reagan-National Airport to Ireland flights?

What is the cheapest airline that flies from Washington, D.C. Reagan-National to Ireland?

What airlines fly to Ireland?

Cheap Washington, D.C. Reagan-National Airport to Ireland flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Reagan-National Airport to Ireland

Fastest flight time

Direct flights

Best airlines flying from Washington, D.C. Reagan-National Airport to Ireland

Compare and see reviews for airlines that fly from Washington, D.C. Reagan-National Airport to Ireland with momondo

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Ireland?

Can I find flights from Washington, D.C. to Ireland with flexible booking policies on momondo?

How can momondo help me find flights from Washington, D.C. to Ireland?

I’m not ready to book a flight from Washington, D.C. to Ireland right now. Can momondo alert me if prices change?

An easier way to manage your Ireland trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Ireland

Popular cities in Ireland

Popular flights according to clicks in the last 7 days on momondo

Washington, D.C. Reagan-National Airport flight routes

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List of cabin classes available on flights landing in Ireland. Availability may vary depending on flight origin and airline.

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