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District of Columbia

$359+ Cheap flights from Ireland to District of Columbia

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 11/13. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — IAD
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Cheap flight deals from Ireland to District of Columbia

Keep the following information in mind while searching for Ireland to District of Columbia flight deals. Data was last updated October 30, 2025.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$430
(FlightHub)

One-way from

$359
(Kiwi.com)

Popular in

August

Cheapest in

January

Average price

$604

Good round-trip deal

$552 or less

Good one-way deal

$526 or less
Provider with most accurate pricing for Dublin-Washington, D.C. (WAS) flight deals.
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Provider most trusted by Cheapflights users for Dublin-Washington, D.C. (WAS) flights.
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From Ireland to District of Columbia
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One-way flight from Ireland to District of Columbia
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Highest demand for flights based on searches. 12% potential increase in price ($82 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Price to beat on a round-trip flight from Ireland to District of Columbia.
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Price to beat on a one-way flight from Ireland to District of Columbia.
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Find flight deals from Ireland to District of Columbia

Cheapest flights from Ireland to District of Columbia
Explore the most affordable flight options available from Ireland to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

This Iberia deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/111:10 pmDUB - IAD
1 stop11h 45mMultiple Airlines
Thu 1/86:20 pmIAD - DUB
1 stop10h 30mMultiple Airlines
Deal found 10/28$429
This FlightHub deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2612:30 pmDUB - IAD
1 stop33h 45mScandinavian Airlines
Thu 2/268:30 pmIAD - DUB
1 stop31h 55mScandinavian Airlines
Deal found 10/29$430
This American Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/63:55 pmDUB - IAD
2 stops36h 12mAmerican Airlines
Fri 11/149:45 pmIAD - DUB
1 stop31h 05mAmerican Airlines
Deal found 10/28$432
This American Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/512:55 pmDUB - IAD
1 stop26h 50mAmerican Airlines
Mon 12/89:45 pmIAD - DUB
1 stop14h 20mAmerican Airlines
Deal found 10/27$435
This Booking.com deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/1611:30 amDUB - IAD
1 stop12h 00mIcelandair
Wed 1/77:40 pmIAD - DUB
1 stop9h 35mIcelandair
Deal found 10/28$436
This Booking.com deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/194:20 pmDUB - IAD
Nonstop8h 10mAer Lingus
Wed 1/75:05 pmIAD - DUB
Nonstop6h 50mAer Lingus
Deal found 10/28$444
This Booking.com deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/44:15 pmDUB - IAD
Nonstop8h 10mAer Lingus
Tue 11/115:05 pmIAD - DUB
Nonstop6h 50mAer Lingus
Deal found 10/28$446
This Aer Lingus deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Aer Lingus is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/512:15 pmDUB - IAD
Nonstop8h 20mAer Lingus
Mon 12/85:05 pmIAD - DUB
Nonstop6h 50mAer Lingus
Deal found 10/28$447
This Mytrip deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/74:20 pmDUB - IAD
Nonstop8h 10mAer Lingus
Thu 11/139:00 pmIAD - DUB
Nonstop6h 50mAer Lingus
Deal found 10/28$449
This American Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1310:30 amDUB - DCA
2 stops16h 00mAmerican Airlines
Mon 11/174:51 pmDCA - DUB
1 stop10h 49mAmerican Airlines
Deal found 10/28$451
This British Airways deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/268:50 amDUB - IAD
1 stop11h 45mBritish Airways
Tue 2/249:45 pmIAD - DUB
1 stop11h 35mBritish Airways
Deal found 10/28$451
This British Airways deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/161:25 pmDUB - IAD
1 stop11h 30mBritish Airways
Wed 1/79:45 pmIAD - DUB
1 stop11h 20mBritish Airways
Deal found 10/28$452

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ireland to District of Columbia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 30, 2025.
Use the filters below to find and compare flights from Ireland to District of Columbia that are best for you.

Fly from

Ireland

Fly to

District of Columbia

Route

Depart

Return

Price

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

Wed 2/11

1:10 pm-7:55 pm

1 stop11h 45m

Washington, D.C. Dulles Intl

Wed 2/18

6:20 pm-9:40 am

1 stop10h 20m

$429

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

Fri 12/5

12:55 pm-10:59 pm

1 stop15h 04m

Washington, D.C. Dulles Intl

Mon 12/8

7:59 am-12:35 pm

2 stops23h 36m

$435

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

Fri 12/5

11:30 am-6:30 pm

1 stop12h 00m

Washington, D.C. Dulles Intl

Mon 12/8

7:40 pm-10:15 am

1 stop9h 35m

$446

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

Fri 12/5

12:15 pm-3:35 pm

Nonstop8h 20m

Washington, D.C. Dulles Intl

Mon 12/8

5:05 pm-4:55 am

Nonstop6h 50m

$447

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

Wed 11/26

8:50 am-3:35 pm

1 stop11h 45m

Washington, D.C. Dulles Intl

Thu 2/26

6:20 pm-9:50 am

1 stop10h 30m

$451

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Sat 2/21

11:30 am-7:44 pm

1 stop13h 14m

Washington, D.C. Reagan-National

Tue 3/10

4:12 pm-8:40 am

1 stop12h 28m

$453

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Thu 11/13

11:30 am-8:58 pm

1 stop14h 28m

Washington, D.C. Reagan-National

Mon 11/17

1:44 pm-8:40 am

1 stop13h 56m

$453

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Fri 12/5

11:30 am-8:58 pm

1 stop14h 28m

Washington, D.C. Reagan-National

Mon 12/8

1:41 pm-8:40 am

1 stop13h 59m

$453

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Fri 12/5

11:30 am-8:58 pm

1 stop14h 28m

Washington, D.C. Reagan-National

Mon 12/8

4:49 pm-8:40 am

1 stop10h 51m

$453

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Sun 11/16

11:30 am-8:58 pm

1 stop14h 28m

Washington, D.C. Reagan-National

Sun 12/14

4:43 pm-8:40 am

1 stop10h 57m

$453

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Showing 1-10 of 59 results
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Best time to book a flight from Ireland to District of Columbia

Have a flexible travel schedule? Discover the best time to fly to District of Columbia from Ireland 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 Ireland to District of Columbia

What is the cheapest month to book a flight from Ireland to District of Columbia?

Currently, February is the cheapest month in which you can book a flight from Ireland to District of Columbia (average of $284). Flying from Ireland to District of Columbia in June is currently the most expensive (average of $509). 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 IE to DC?

Find hourly flight availability from Ireland to District of Columbia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 30, 2025.

It’s typically best to fly out from Ireland to District of Columbia in the evening. Doing so could potentially save you 18% on the flight price compared to flying in the morning, which is usually more expensive.

Reviews of airlines servicing District of Columbia

Get insights into the airlines that provide service to District of Columbia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to District of Columbia. Reviews last updated October 30, 2025.
Read through reviews of airlines operating flights from Ireland to District of Columbia, such as United Airlines, Aer Lingus, and Icelandair. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,998 reviews

Comfort

7.3

Entertainment

7.1

Food

6.6

Overall

7.4

Boarding

7.7

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
8,998 reviews
United Airlines
7.4
Good
8,998 reviews

Comfort

7.3

Entertainment

7.1

Food

6.6

Overall

7.4

Boarding

7.7

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
Aer Lingus
7.2
Good
1,361 reviews
United Airlines
7.4
Good
8,998 reviews

Comfort

7.3

Entertainment

7.1

Food

6.6

Overall

7.4

Boarding

7.7

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
Icelandair
7.1
Good
562 reviews
United Airlines
7.4
Good
8,998 reviews

Comfort

7.3

Entertainment

7.1

Food

6.6

Overall

7.4

Boarding

7.7

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

Find useful and relevant information for your journey from Ireland to District of Columbia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Ireland to District of Columbia?

    A quick flight from Ireland to District of Columbia can take about 11h 45m. British Airways provides one of the quickest options available for as low as $429. Ireland and District of Columbia are separated by a distance of 3393 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Ireland to District of Columbia one-way?

    For one-way options, check prices for Scandinavian Airlines. According to our data, you can fly for as low as $402. Users have also found prices from $460 and $519 on British Airways and Aer Lingus, respectively.

  • Can I find deals for flights from Ireland to District of Columbia that include hotel bookings?

    Yes. In addition to deals on Ireland to District of Columbia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ireland to District of Columbia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ireland to District of Columbia.

  • Can I find deals for business class flights from Ireland to District of Columbia?

    Yes. Cheapflights offers flight deals from Ireland to District of Columbia 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 Ireland to District of Columbia?

    Currently, February is the cheapest month in which you can book a flight from Ireland to District of Columbia (average of $284). Flying from Ireland to District of Columbia in June is currently the most expensive (average of $509). 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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Alternative routes for Ireland to District of Columbia

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Ireland to District of Columbia

Discover the top 3 airlines that operate flights from Ireland to District of Columbia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$425Average$608FlexibilityNo cancel feeOn-time76%
Aer LingusCheapest$454Average$598FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$643Average$808FlexibilityNo cancel feeOn-time69%

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