Cheap flights from Ireland to Washington, D.C. Dulles Intl Airport

DUB — IAD
24 Aug — 31 Aug1
Return
1 adult
Economy
From?
To?
Wed 24/8
Wed 31/8

How far in advance should I book a flight from Ireland to Washington, D.C. Dulles Intl Airport?

To save up to 37% on this flight, we recommend booking at least 58 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Ireland to Washington, D.C. Dulles Intl Airport from £463 1-2 weeks out and tickets from £603 for flights departing within the next 72 hours.

What is the cheapest month to fly from Ireland to Washington, D.C. Dulles Intl Airport?

February is one of the best times of the year to fly to Washington, D.C. Dulles Intl Airport from Ireland. Prices for February average £402 per person but you can even find prices for as low as £219. The most expensive prices can be found in the month of July. Opting for a February flight can save you 50% on your journey compared to booking in July

When is the cheapest time to fly from Ireland to Washington, D.C. Dulles Intl Airport (IE - IAD)?

When flying from Ireland to Washington, D.C. Dulles Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap flights from Ireland to Dulles Intl in August, September 2022

The best prices found for Ireland to IAD flights in August, September
13 Sep - 26 Sep
DUB

Dublin

IAD

Washington, D.C. Dulles Intl

Nonstop

8h 05m
IAD

Washington, D.C. Dulles Intl

DUB

Dublin

Nonstop

6h 55m
£247

Aer Lingus

Pick Dates

Deal found 17/8/22

13 Sep - 26 Sep
DUB

Dublin

IAD

Washington, D.C. Dulles Intl

Nonstop

8h 05m
IAD

Washington, D.C. Dulles Intl

DUB

Dublin

Nonstop

6h 55m
£247

Aer Lingus

Pick Dates

Deal found 17/8/22

12 Sep - 24 Sep
DUB

Dublin

IAD

Washington, D.C. Dulles Intl

Nonstop

7h 55m
IAD

Washington, D.C. Dulles Intl

DUB

Dublin

Nonstop

6h 55m
£248

Aer Lingus

Pick Dates

Deal found 18/8/22

Ireland to Dulles Intl 2022 flight deals

Cheap flights to Dulles Intl from Ireland found for this year
13 Sep - 26 Sep
DUB

Dublin

IAD

Washington, D.C. Dulles Intl

Nonstop

8h 05m
IAD

Washington, D.C. Dulles Intl

DUB

Dublin

Nonstop

6h 55m
£247

Aer Lingus

Pick Dates

Deal found 17/8/22

13 Sep - 26 Sep
DUB

Dublin

IAD

Washington, D.C. Dulles Intl

Nonstop

8h 05m
IAD

Washington, D.C. Dulles Intl

DUB

Dublin

Nonstop

6h 55m
£247

Aer Lingus

Pick Dates

Deal found 17/8/22

12 Sep - 24 Sep
DUB

Dublin

IAD

Washington, D.C. Dulles Intl

Nonstop

7h 55m
IAD

Washington, D.C. Dulles Intl

DUB

Dublin

Nonstop

6h 55m
£248

Aer Lingus

Pick Dates

Deal found 18/8/22

Cheap Aer Lingus flights from Ireland to Dulles Intl

13 Sep - 26 Sep
DUB

Dublin

IAD

Washington, D.C. Dulles Intl

Nonstop

8h 05m
IAD

Washington, D.C. Dulles Intl

DUB

Dublin

Nonstop

6h 55m
£247

Aer Lingus

Pick Dates

Deal found 17/8/22

13 Sep - 26 Sep
DUB

Dublin

IAD

Washington, D.C. Dulles Intl

Nonstop

8h 05m
IAD

Washington, D.C. Dulles Intl

DUB

Dublin

Nonstop

6h 55m
£247

Aer Lingus

Pick Dates

Deal found 17/8/22

12 Sep - 24 Sep
DUB

Dublin

IAD

Washington, D.C. Dulles Intl

Nonstop

7h 55m
IAD

Washington, D.C. Dulles Intl

DUB

Dublin

Nonstop

6h 55m
£248

Aer Lingus

Pick Dates

Deal found 18/8/22

Cheap Icelandair flights from Ireland to Dulles Intl

6 Jan - 9 Jan
DUB

Dublin

IAD

Washington, D.C. Dulles Intl

1 stop

11h 40m
IAD

Washington, D.C. Dulles Intl

DUB

Dublin

1 stop

9h 45m
£310

Icelandair

Pick Dates

Deal found 17/8/22

17 Nov - 30 Mar
DUB

Dublin

IAD

Washington, D.C. Dulles Intl

1 stop

11h 55m
IAD

Washington, D.C. Dulles Intl

DUB

Dublin

1 stop

9h 30m
£321

Icelandair

Pick Dates

Deal found 19/8/22

19 Nov - 1 Dec
DUB

Dublin

IAD

Washington, D.C. Dulles Intl

1 stop

11h 55m
IAD

Washington, D.C. Dulles Intl

DUB

Dublin

1 stop

9h 30m
£327

Icelandair

Pick Dates

Deal found 18/8/22

Direct flights to Dulles Intl from Ireland

Save time with Ireland to Dulles Intl direct flight deals
13 Sep - 26 Sep
DUB

Dublin

IAD

Washington, D.C. Dulles Intl

Nonstop

8h 05m
IAD

Washington, D.C. Dulles Intl

DUB

Dublin

Nonstop

6h 55m
£247

Aer Lingus

Pick Dates

Deal found 17/8/22

13 Sep - 26 Sep
DUB

Dublin

IAD

Washington, D.C. Dulles Intl

Nonstop

8h 05m
IAD

Washington, D.C. Dulles Intl

DUB

Dublin

Nonstop

6h 55m
£247

Aer Lingus

Pick Dates

Deal found 17/8/22

12 Sep - 24 Sep
DUB

Dublin

IAD

Washington, D.C. Dulles Intl

Nonstop

7h 55m
IAD

Washington, D.C. Dulles Intl

DUB

Dublin

Nonstop

6h 55m
£248

Aer Lingus

Pick Dates

Deal found 18/8/22

Last-minute flights from Ireland to Dulles Intl

Late deals on return flights to Dulles Intl from Ireland, departing today and this week
24 Aug - 5 Sep
DUB

Dublin

IAD

Washington, D.C. Dulles Intl

Nonstop

8h 05m
IAD

Washington, D.C. Dulles Intl

DUB

Dublin

Nonstop

6h 55m
£338

Aer Lingus

Pick Dates

Deal found 17/8/22

24 Aug - 5 Sep
DUB

Dublin

IAD

Washington, D.C. Dulles Intl

Nonstop

7h 35m
IAD

Washington, D.C. Dulles Intl

DUB

Dublin

1 stop

13h 40m
£497

Lufthansa

Pick Dates

Deal found 17/8/22

25 Aug - 1 Sep
DUB

Dublin

IAD

Washington, D.C. Dulles Intl

1 stop

12h 20m
IAD

Washington, D.C. Dulles Intl

DUB

Dublin

1 stop

17h 05m
£506

Delta

Pick Dates

Deal found 18/8/22

One-way flights to Dulles Intl from Ireland

The cheapest one-way flights from Ireland to Dulles Intl
30 Nov
DUB

Dublin

IAD

Washington, D.C. Dulles Intl

1 stop

11h 55m
£245

Icelandair

Pick Dates

Deal found 17/8/22

30 Nov
DUB

Dublin

IAD

Washington, D.C. Dulles Intl

2 stops

24h 30m
£289

Multiple Airlines

Pick Dates

Deal found 17/8/22

2 Dec
DUB

Dublin

IAD

Washington, D.C. Dulles Intl

2 stops

18h 45m
£292

Multiple Airlines

Pick Dates

Deal found 17/8/22

Related info for your journey

Useful info, stats and facts about Ireland to Dulles Intl flights.

Which airlines flying from Ireland to Washington, D.C. Dulles Intl have flexible cancellations due to COVID-19?

Due to the rapidly changing circumstances due to COVID-19, airlines like Aer Lingus, United Airlines, and Lufthansa flying from Ireland to Washington, D.C. Dulles Intl have implemented new flexible cancellation policies.

Can I find flights from Ireland to Washington, D.C. Dulles Intl Airport for under £300 on Cheapflights?

Yes, there are multiple flights from Ireland to Washington, D.C. Dulles Intl Airport for under £300. The cheapest flight booked recently is on Aer Lingus for just £247, but on average you can expect to pay £278.

Are there nonstop flights from Ireland to Washington, D.C. Dulles Intl Airport for under £300 on Cheapflights?

Cheapflights has at least 20 direct flights from Ireland to Washington, D.C. Dulles Intl Airport under £300. A good price for a nonstop flight from Ireland to Washington, D.C. Dulles Intl Airport is less than £312.

Are there last-minute flights available from Ireland to Washington, D.C. Dulles Intl Airport for under £400?

There are currently 8+ open flights from Ireland to Washington, D.C. Dulles Intl Airport within the next 7 days for less than £400.

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

The cheapest airline one-way is Icelandair, with whom users have recently found tickets for as low as £245. However, be on the lookout for offers from Aer Lingus and Turkish Airlines, as they are both options that can get you from Ireland to Washington, D.C. Dulles Intl Airport for a low price.

What are the most popular airlines that fly from Ireland to Washington, D.C. Dulles Intl Airport?

Consider Air Canada, Air France or British Airways when booking your flight. These represent the most popular airlines when flying from Ireland to Washington, D.C. Dulles Intl Airport.

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

Before booking your flight to Washington, D.C. Dulles Intl Airport from Ireland, check out the most reliable airlines to get you to your destination on time: Ethiopian Air (68%), ASKY (66%), United Airlines( 61%).

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

On average you can expect to pay £1,164 for a flight from Ireland to Washington, D.C. Dulles Intl Airport. The cheapest flight overall is £348 while the most popular route, (Dublin - Washington, D.C. Dulles Intl) is currently priced at £643.

Departure points for flights from Ireland to Dulles Intl

Select to see more specific information for flights to Dulles Intl from all departure points in Ireland

Top 5 airlines flying from Ireland to Dulles Intl

The chart below displays the airlines Cheapflights users travelling from Ireland to Dulles Intl choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
Aer LingusCheapest£291Average£450FlexibilityNo cancel feeOn-timeN/ACOVID-19 safety
Search Aer Lingus flights
LufthansaCheapest£296Average£570FlexibilityNo cancel feeOn-time76%COVID-19 safety
Search Lufthansa flights
British AirwaysCheapest£306Average£404FlexibilityNo cancel feeOn-time70%COVID-19 safety
Search British Airways flights
KLMCheapest£310Average£396FlexibilityNo cancel feeOn-time75%COVID-19 safety
Search KLM flights
United AirlinesCheapest£323Average£602FlexibilityNo cancel feeOn-time69%COVID-19 safety
Search United Airlines flights

Hourly flight availability from Ireland to Dulles Intl

See what time of day planes typically take off from Ireland to Dulles Intl
23%of flight departuresEarly morningMidnight to 6 am
69%of flight departuresMorning6 am to noon
8%of flight departuresAfternoonNoon to 6 pm
0%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM