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$260+ Cheap flights from Washington, D.C. (WAS) 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 4/1. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — DUB
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
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The best prices from Washington, D.C. to Dublin are usually found in February or January, booked 54 days in advance, depart on a Sunday or Tuesday and return on a Monday

Cheap flight deals from Washington, D.C. to Dublin

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) to Dublin (DUB). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 21, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$276
(Kiwi.com)

One-way from

$260
(Gotogate)

Popular in

June

Cheapest in

February

Average price

$526

Good round-trip deal

$641 or less

Good one-way deal

$489 or less
Provider with most accurate pricing for Washington, D.C. (WAS)-Dublin flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Dublin flights.
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From Washington, D.C. (WAS) to Dublin
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One-way flight from Washington, D.C. (WAS) to Dublin
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($197 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($31 potential savings vs. average RT price).
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Average for round-trip flights in January 2025
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Price to beat on a round-trip flight from Washington, D.C. (WAS) to Dublin.
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Price to beat on a one-way flight from Washington, D.C. (WAS) to Dublin.
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Find flight deals from Washington, D.C. to Dublin

Cheapest flights from Washington, D.C. to Dublin
Explore the most affordable flight options available from Washington, D.C. to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2025.

This Kiwi.com deal was found by Cheapflights users on 1/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/86:50 pmBWI - DUB
1 stop10h 25mPLAY
Thu 5/111:35 amDUB - BWI
1 stop11h 05mPLAY
Deal found 1/20$276
This Mytrip deal was found by Cheapflights users on 1/19. 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.
Wed 3/57:30 pmBWI - DUB
1 stop9h 45mIcelandair
Wed 3/1211:30 amDUB - BWI
1 stop12h 00mIcelandair
Deal found 1/19$362
This Mytrip deal was found by Cheapflights users on 1/19. 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.
Sat 3/226:00 amBWI - DUB
2 stops23h 40mMultiple Airlines
Thu 3/2711:00 amDUB - BWI
2 stops16h 58mMultiple Airlines
Deal found 1/19$436
This oojo deal was found by Cheapflights users on 1/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/2010:20 pmIAD - DUB
1 stop14h 45mTAP AIR PORTUGAL
Fri 5/165:30 amDUB - IAD
1 stop15h 50mTAP AIR PORTUGAL
Deal found 1/20$448
This FlightHub deal was found by Cheapflights users on 1/21. 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.
Tue 10/289:45 pmIAD - DUB
Nonstop6h 45mAer Lingus
Tue 11/412:30 pmDUB - IAD
Nonstop8h 10mAer Lingus
Deal found 1/21$451
This Finnair deal was found by Cheapflights users on 1/20. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/124:40 pmDCA - DUB
1 stop11h 00mMultiple Airlines
Wed 11/192:05 pmDUB - DCA
1 stop10h 54mMultiple Airlines
Deal found 1/20$461
This CrystalTravel deal was found by Cheapflights users on 1/20. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/88:30 pmIAD - DUB
1 stop9h 35mIcelandair
Thu 5/12:15 pmDUB - IAD
1 stop10h 05mIcelandair
Deal found 1/20$462
This Gotogate deal was found by Cheapflights users on 1/20. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/110:05 pmIAD - DUB
1 stop15h 10mScandinavian Airlines
Mon 4/147:05 pmDUB - IAD
1 stop29h 54mScandinavian Airlines
Deal found 1/20$477
This KLM deal was found by Cheapflights users on 1/20. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/2711:35 amDCA - DUB
1 stop16h 10mKLM
Tue 2/410:45 amDUB - DCA
1 stop12h 15mKLM
Deal found 1/20$481
This Delta deal was found by Cheapflights users on 1/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/2712:31 pmIAD - DUB
2 stops15h 14mDelta
Tue 2/410:45 amDUB - IAD
2 stops17h 28mDelta
Deal found 1/20$481
This Delta deal was found by Cheapflights users on 1/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/29:05 pmDCA - DUB
1 stop30h 40mDelta
Tue 2/1110:45 amDUB - DCA
1 stop12h 45mDelta
Deal found 1/21$485
This Orbitz deal was found by Cheapflights users on 1/20. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/178:30 pmBWI - DUB
1 stop15h 35mBritish Airways
Wed 2/268:40 amDUB - BWI
1 stop15h 05mBritish Airways
Deal found 1/20$487

Find flights from Washington, D.C. to Dublin within your budget

Customize your flight search to find flights from Washington, D.C. to Dublin 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 January 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

BaltimoreDublin

BWI - DUB

BWIDUB

Baltimore/Washington

Tue 4/8

6:50 pm-10:15 am

1 stop10h 25m

Dublin

Thu 5/1

11:35 am-5:40 pm

1 stop11h 05m

$276

BaltimoreDublin

BWI - DUB

BWIDUB

Baltimore/Washington

Wed 3/5

7:30 pm-10:15 am

1 stop9h 45m

Dublin

Wed 3/12

11:30 am-7:30 pm

1 stop12h 00m

$362

BaltimoreDublin

BWI - DUB

BWIDUB

Baltimore/Washington

Sat 3/22

6:00 am-9:40 am

2 stops23h 40m

Dublin

Thu 3/27

11:00 am-11:58 pm

2 stops16h 58m

$436

Washington, D.C.Dublin

IAD - DUB

IADDUB

Washington, D.C. Dulles Intl

Sun 4/20

10:20 pm-6:05 pm

1 stop14h 45m

Dublin

Fri 5/16

5:30 am-4:20 pm

1 stop15h 50m

$448

Washington, D.C.Dublin

IAD - DUB

IADDUB

Washington, D.C. Dulles Intl

Wed 3/5

5:10 pm-4:55 am

Nonstop6h 45m

Dublin

Mon 3/17

4:10 pm-8:15 pm

Nonstop8h 05m

$461

Washington, D.C.Dublin

IAD - DUB

IADDUB

Washington, D.C. Dulles Intl

Tue 4/8

8:30 pm-11:05 am

1 stop9h 35m

Dublin

Thu 5/1

2:15 pm-7:20 pm

1 stop10h 05m

$462

Washington, D.C.Dublin

IAD - DUB

IADDUB

Washington, D.C. Dulles Intl

Tue 4/1

10:05 pm-6:15 pm

1 stop15h 10m

Dublin

Mon 4/14

7:05 pm-7:59 pm

1 stop29h 54m

$477

Washington, D.C.Dublin

DCA - DUB

DCADUB

Washington, D.C. Reagan-National

Mon 3/3

4:25 pm-8:45 am

1 stop11h 20m

Dublin

Tue 3/11

10:45 am-6:00 pm

1 stop11h 15m

$482

Washington, D.C.Dublin

DCA - DUB

DCADUB

Washington, D.C. Reagan-National

Sun 2/2

9:05 pm-8:45 am

1 stop30h 40m

Dublin

Tue 2/11

10:45 am-6:30 pm

1 stop12h 45m

$485

BaltimoreDublin

BWI - DUB

BWIDUB

Baltimore/Washington

Mon 2/17

8:30 pm-5:05 pm

1 stop15h 35m

Dublin

Thu 3/27

10:30 am-7:45 pm

1 stop13h 15m

$487

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 52 results
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Compare providers for flights from Washington, D.C. to Dublin

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Washington, D.C. to Dublin in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*1 star
Trip.comPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C.-Dublin flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Washington, D.C.-Dublin flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Washington, D.C.-Dublin flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C.-Dublin flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C.-Dublin flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Washington, D.C. to Dublin

Have a flexible travel schedule? Discover the best time to fly to Dublin from Washington, D.C. 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.

Travel insights for flights from Washington, D.C. to Dublin

Get recent, data-driven insights about flights from Washington, D.C. to Dublin including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Washington, D.C. to Dublin?

Use this chart to determine the optimal time to book a round-trip flight from Washington, D.C. to Dublin. Price data was last updated on January 17, 2025.

The price you pay for your flight from Washington, D.C. to Dublin may vary depending on when you book. For the best chance of a lower fare, look to book 54 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, November is the cheapest month in which you can book a flight from Washington, D.C. to Dublin (average of $509). Flying from Washington, D.C. to Dublin in June is currently the most expensive (average of $1,016). 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 WAS to DUB?

Find hourly flight availability from Washington, D.C. 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 January 21, 2025.

It’s typically best to fly out from Washington, D.C. to Dublin in the afternoon. Doing so could potentially save you 36% on the flight price compared to flying in the morning, which is usually more expensive.

What is the cheapest day to fly from Washington, D.C. to Dublin?

Use this chart to determine the cheapest time to fly round-trip from Washington, D.C. to Dublin. Price data was last updated on September 8, 2024.

Travelers seeking maximum savings on their Washington, D.C. to Dublin flight should consider departing on Sunday afternoons when fares are most often at their lowest. Tuesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Washington, D.C. to Dublin

Explore weekly flight availability from Washington, D.C. to Dublin. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated January 21, 2025.

The most flights from WAS to DUB are scheduled on a Monday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 on average).

Rainfall in Dublin by month

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

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

Get insights into the airlines that provide service to Dublin. 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 Dublin. Reviews last updated January 21, 2025.
Read through reviews of airlines operating flights from Washington, D.C. to Dublin, such as TAP AIR PORTUGAL, Aer Lingus and KLM. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,521 reviews

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.6

Boarding

8.2

Comfort

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,521 reviews
Delta
8.0
Very good
8,521 reviews

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.6

Boarding

8.2

Comfort

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM
7.8
Good
1,341 reviews
Delta
8.0
Very good
8,521 reviews

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.6

Boarding

8.2

Comfort

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Air France
7.4
Good
1,490 reviews
Delta
8.0
Very good
8,521 reviews

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.6

Boarding

8.2

Comfort

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines
7.4
Good
8,984 reviews
Delta
8.0
Very good
8,521 reviews

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.6

Boarding

8.2

Comfort

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Scandinavian Airlines
7.3
Good
1,320 reviews
Delta
8.0
Very good
8,521 reviews

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.6

Boarding

8.2

Comfort

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. 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.?

    Dublin (DUB), located 5.7 mi from the city center, is the airport you fly into when you book flights from Washington, D.C. to Dublin. 11 airlines have flights to Dublin from Washington, D.C. on a regular basis. Booking flights from Washington, D.C. to Dublin should not be difficult; the airport handles an average of 3 inbound flights from Washington, D.C. per day.

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

    According to our current data, PLAY ($276), Icelandair ($362), and TAP AIR PORTUGAL ($448) offers the cheapest pricing from Washington, D.C. to Dublin. PLAY is currently priced 58% below the average price you’ll pay for this route.

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

    The cheapest airline one-way is PLAY, with whom users have recently found tickets for as low as $260. However, be on the lookout for offers from WorldTicket and Icelandair, as they are both options that can get you from Washington, D.C. to Dublin for a low price.

  • What are the most popular routes from Washington, D.C. to Dublin?

    When deciding which route to take from Washington, D.C. to Dublin consider Washington, D.C. Dulles Intl - Dublin, Baltimore/Washington - Dublin or Washington, D.C. Reagan-National - Dublin as they are the most popular.

  • Can I find deals for flights from Washington, D.C. to Dublin that include hotel bookings?

    Yes. In addition to deals on Washington, D.C. to Dublin flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington, D.C. to Dublin?

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

  • Can I find deals for business class flights from Washington, D.C. to Dublin?

    Yes. Cheapflights offers flight deals from Washington, D.C. 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. to Dublin?

    Currently, November is the cheapest month in which you can book a flight from Washington, D.C. to Dublin (average of $509). Flying from Washington, D.C. to Dublin in June is currently the most expensive (average of $1,016). 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

Traveling to a place near Washington, D.C.?

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Top 10 airlines flying from Washington, D.C. to Dublin

Discover the top 10 airlines that operate flights from Washington, D.C. to Dublin. 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 January 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest$271Average$410FlexibilityNo cancel feeOn-timeN/A
Scandinavian AirlinesCheapest$303Average$496FlexibilityNo cancel feeOn-time77%
IcelandairCheapest$445Average$758FlexibilityNo cancel feeOn-time76%
Aer LingusCheapest$456Average$755FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$492Average$848FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$512Average$946FlexibilityNo cancel feeOn-time69%
JetBlueCheapest$556Average$957FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$594Average$885FlexibilityNo cancel feeOn-time71%
DeltaCheapest$617Average$1,034FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$666Average$987FlexibilityNo cancel feeOn-time76%
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