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Cheap flights from Washington, D.C. Dulles Intl Airport to Dublin from £346

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 14/2. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — DUB
22 Dec — 29 Dec1
1 adult

The best prices from Washington, D.C. Dulles Intl to Dublin are usually found in February or January, booked 41 days in advance, depart on a Thursday or Monday and return on a Monday

Cheap flight deals from Dulles Intl to Dublin

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) 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 17 December 2024.

Round-trip from

£370

One-way from

£346

Popular in

June

Cheapest in

February

Average price

£633
Icelandair
  • Icelandair
  • 13/1-24/1
  • 2 total stops
  • 21h 30m total
  • Washington, D.C. to Dublin
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TAP AIR PORTUGAL
  • TAP AIR PORTUGAL
  • 14/2
  • 1 total stop
  • 19h 50m total
  • Washington, D.C. to Dublin
Search Deals
High demand for flights, 24% potential price rise
Search Deals
Best time to find cheap flights, 4% potential price drop
Search Deals
Average for round-trip flights in December 2024
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Find flight deals from Dulles Intl to Dublin

Cheapest flights from Dulles Intl to Dublin
Explore the most affordable flight options available from Dulles Intl to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 December 2024.

Fri 27/1222:05IAD - DUB
Nonstop7h 00mUnited Airlines
Fri 10/109:00DUB - IAD
2 stops35h 58mUnited Airlines
Deal found 16/12£582
Thu 26/1221:30IAD - DUB
1 stop13h 10mDelta
Sun 29/1208:50DUB - IAD
1 stop11h 55mDelta
Deal found 16/12£608
Sun 29/1212:59IAD - DUB
1 stop14h 26mKLM
Tue 7/113:25DUB - IAD
1 stop31h 20mKLM
Deal found 17/12£638
Sun 29/1210:35IAD - DUB
3 stops31h 50mMultiple Airlines
Tue 7/106:15DUB - IAD
3 stops32h 31mMultiple Airlines
Deal found 16/12£679
Sun 29/1220:45IAD - DUB
1 stop34h 20mSWISS
Tue 7/112:55DUB - IAD
2 stops30h 05mSWISS
Deal found 16/12£781
Fri 27/1222:05IAD - DUB
Nonstop7h 00mLufthansa
Tue 31/1205:00DUB - IAD
1 stop14h 40mLufthansa
Deal found 16/12£912
Tue 31/1217:30IAD - DUB
1 stop17h 40mTAP AIR PORTUGAL
Tue 7/116:55DUB - IAD
1 stop33h 05mTAP AIR PORTUGAL
Deal found 15/12£1,012
Fri 27/1217:10IAD - DUB
1 stop11h 15mScandinavian Airlines
Sun 29/1212:05DUB - IAD
2 stops32h 35mScandinavian Airlines
Deal found 16/12£1,021
Mon 16/1214:00IAD - DUB
1 stop18h 40mTurkish Airlines
Tue 24/1216:50DUB - IAD
1 stop24h 25mTurkish Airlines
Deal found 16/12£1,056
Sat 28/1221:55IAD - DUB
1 stop12h 05mBritish Airways
Tue 31/1208:40DUB - IAD
1 stop11h 55mBritish Airways
Deal found 16/12£1,207
Sun 29/1220:45IAD - DUB
Nonstop6h 45mAer Lingus
Sun 5/112:30DUB - IAD
Nonstop8h 10mAer Lingus
Deal found 16/12£1,258

Find flights from Dulles Intl to Dublin within your budget

Customise your flight search to find flights from Dulles Intl 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 858,174 searches. Data last updated 17 December 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Washington, D.C.Dublin

IAD - DUB

IADDUB

Washington, D.C. Dulles Intl

Mon 13/1

19:40-10:15

1 stop9h 35m

Dublin

Fri 24/1

11:30-18:25

1 stop11h 55m

£370

Washington, D.C.Dublin

IAD - DUB

IADDUB

Washington, D.C. Dulles Intl

Tue 21/1

17:30-16:10

1 stop17h 40m

Dublin

Wed 29/1

04:25-15:00

1 stop15h 35m

£380

Washington, D.C.Dublin

IAD - DUB

IADDUB

Washington, D.C. Dulles Intl

Wed 30/4

22:05-18:15

1 stop15h 10m

Dublin

Wed 7/5

12:40-19:59

1 stop12h 19m

£393

Washington, D.C.Dublin

IAD - DUB

IADDUB

Washington, D.C. Dulles Intl

Tue 14/1

19:40-08:05

3 stops31h 25m

Dublin

Tue 28/1

13:05-18:25

2 stops34h 20m

£454

Washington, D.C.Dublin

IAD - DUB

IADDUB

Washington, D.C. Dulles Intl

Tue 14/1

08:22-05:05

1 stop15h 43m

Dublin

Tue 28/1

12:30-15:40

Nonstop8h 10m

£489

Washington, D.C.Dublin

IAD - DUB

IADDUB

Washington, D.C. Dulles Intl

Tue 21/1

14:00-15:25

1 stop20h 25m

Dublin

Thu 30/1

16:50-11:35

1 stop23h 45m

£501

Washington, D.C.Dublin

IAD - DUB

IADDUB

Washington, D.C. Dulles Intl

Thu 16/1

21:55-14:45

1 stop11h 50m

Dublin

Tue 21/1

08:40-15:35

1 stop11h 55m

£540

Washington, D.C.Dublin

IAD - DUB

IADDUB

Washington, D.C. Dulles Intl

Tue 18/3

14:35-06:10

1 stop11h 35m

Dublin

Fri 28/3

08:00-15:58

2 stops35h 58m

£562

Washington, D.C.Dublin

IAD - DUB

IADDUB

Washington, D.C. Dulles Intl

Sun 19/1

12:05-08:45

1 stop15h 40m

Dublin

Tue 28/1

10:45-18:57

1 stop13h 12m

£606

Washington, D.C.Dublin

IAD - DUB

IADDUB

Washington, D.C. Dulles Intl

Fri 14/2

22:30-23:20

1 stop19h 50m

£346

Flights are sorted by cheapest return flights first.

Deals found on 16/12

Showing 1-10 of 13 results
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Best time to book a flight from Dulles Intl to Dublin

Have a flexible travel schedule? Discover the best time to fly to Dublin from Dulles Intl with our price prediction graph.
Estimated return 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 Dulles Intl to Dublin

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

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

Use this chart to determine the optimal time to book a return flight from Dulles Intl to Dublin. Price data was last updated on 13 December 2024.

The price you pay for your flight from Washington, D.C. Dulles Intl Airport to Dublin may vary depending on when you book. For the best chance of a lower fare, look to book 41 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. Dulles Intl Airport to Dublin?

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Dublin (average of £71). Flying from Washington, D.C. Dulles Intl Airport to Dublin in May is currently the most expensive (average of £99). 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 IAD to DUB?

Find hourly flight availability from Dulles Intl 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 17 December 2024.

One of the essential ways to save on airfare from Washington, D.C. Dulles Intl Airport to Dublin is to remain as flexible as possible. Flights that are at midday tend to be the most expensive. A flight in the morning could potentially save you up to 26% on airfare.

Weekly flight availability from Washington, D.C. Dulles Intl Airport to Dublin

Explore weekly flight availability from Dulles Intl 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 17 December 2024.

The most flights from IAD to DUB are scheduled on a Monday (10 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (7 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 49.0 - 79.0 inches per month. October is typically the wettest month, when rainfall can reach 79.0 mm. February is typically the driest time to visit Dublin when rainfall is around 49.0 mm.

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 16.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).

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 17 December 2024.
Read through reviews of airlines operating flights from Washington, D.C. to Dublin, such as Aer Lingus, KLM and Scandinavian Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,351 reviews
Check prices

Food

7.3

Overall

7.8

Crew

8.4

Comfort

7.7

Boarding

7.9

Entertainment

7.2

Reviews

1 / 10

Flight was late do to issues with loading stuff. One of the two bathrooms in business class was not working. WiFi did not work 80% of the time. My bag came out last even though it had a priority tag

KLM
7.8
Good
1,351 reviews
KLM
7.8
Good
1,351 reviews
Check prices

Food

7.3

Overall

7.8

Crew

8.4

Comfort

7.7

Boarding

7.9

Entertainment

7.2

Reviews

1 / 10

Flight was late do to issues with loading stuff. One of the two bathrooms in business class was not working. WiFi did not work 80% of the time. My bag came out last even though it had a priority tag

United Airlines
7.4
Good
9,070 reviews
KLM
7.8
Good
1,351 reviews
Check prices

Food

7.3

Overall

7.8

Crew

8.4

Comfort

7.7

Boarding

7.9

Entertainment

7.2

Reviews

1 / 10

Flight was late do to issues with loading stuff. One of the two bathrooms in business class was not working. WiFi did not work 80% of the time. My bag came out last even though it had a priority tag

Turkish Airlines
7.3
Good
3,905 reviews
KLM
7.8
Good
1,351 reviews
Check prices

Food

7.3

Overall

7.8

Crew

8.4

Comfort

7.7

Boarding

7.9

Entertainment

7.2

Reviews

1 / 10

Flight was late do to issues with loading stuff. One of the two bathrooms in business class was not working. WiFi did not work 80% of the time. My bag came out last even though it had a priority tag

Scandinavian Airlines
7.3
Good
1,308 reviews
KLM
7.8
Good
1,351 reviews
Check prices

Food

7.3

Overall

7.8

Crew

8.4

Comfort

7.7

Boarding

7.9

Entertainment

7.2

Reviews

1 / 10

Flight was late do to issues with loading stuff. One of the two bathrooms in business class was not working. WiFi did not work 80% of the time. My bag came out last even though it had a priority tag

Icelandair
7.1
Good
515 reviews
KLM
7.8
Good
1,351 reviews
Check prices

Food

7.3

Overall

7.8

Crew

8.4

Comfort

7.7

Boarding

7.9

Entertainment

7.2

Reviews

1 / 10

Flight was late do to issues with loading stuff. One of the two bathrooms in business class was not working. WiFi did not work 80% of the time. My bag came out last even though it had a priority tag

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl 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. Dulles Intl?

    For a flight from Washington, D.C. Dulles Intl 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 8 inbound flights from Washington, D.C. Dulles Intl per day. 2 airlines have flights to Dublin from Washington, D.C. Dulles Intl on a regular basis.

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

    Flying on Icelandair is currently your cheapest option to Dublin, with prices starting at £370. Additional return tickets that might be worth considering are offered by TAP AIR PORTUGAL and Scandinavian Airlines, with the lowest prices starting at £380 and £393, respectively. These flights start at 33% lower than the current average price 3 months from now.

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

    The cheapet airlines for a one-way flight from Washington, D.C. Dulles Intl Airport to Dublin are TAP AIR PORTUGAL (£346), British Airways (£362), and United Airlines (£554).

  • What are the most reliable airlines from Washington, D.C. Dulles Intl Airport to Dublin?

    No one likes to see their flight delayed. When booking a flight from Washington, D.C. Dulles Intl Airport to Dublin consider choosing American Airlines (87%), Aer Lingus (87%) or British Airways (87%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Dublin?

    Looking for the cheapest flight from Washington, D.C. Dulles Intl Airport to Dublin? While on average our users pay £437, our data indicates the cheapest price to be £350. The most popular route (Washington, D.C. Dulles Intl - Dublin), is priced around £833.

  • Can I find deals for flights from Dulles Intl to Dublin that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Dublin flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Dublin?

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

  • Can I find deals for business class flights from Dulles Intl to Dublin?

    Yes. Cheapflights offers flight deals from Dulles Intl 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. Dulles Intl Airport to Dublin?

    Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Dublin (average of £71). Flying from Washington, D.C. Dulles Intl Airport to Dublin in May is currently the most expensive (average of £99). 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 2 airlines flying from Dulles Intl to Dublin

Discover the top 2 airlines that operate flights from Dulles Intl 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 858,174 searches. Data last updated 17 December 2024.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest£209Average£488FlexibilityNo cancel feeOn-timeN/A
Search PLAY flights
Aer LingusCheapest£378Average£618FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights

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How does Cheapflights help users find flights from Dulles Intl to Dublin?

Deals for Dulles Intl to Dublin flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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Can Cheapflights find flights from Dulles Intl to Dublin with no change fees?

Yes, we can. To see specific flights from Dulles Intl to Dublin with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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