Cheap flights from Ireland to Washington Dulles Intl

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How to find the cheapest flight from
Ireland to Washington Dulles Intl (IAD)

All the information you need to plan the best null to IAD flight in 2021: compare Ireland to Washington Dulles Intl flight prices with the expected peak season, weather and rainfall in Washington Dulles Intl.
How far in advance should I book a flight from Ireland to Washington Dulles Intl?

To save up to 27% on this flight, we recommend booking at least 34 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 Dulles Intl from £526 1-2 weeks out and tickets from £615 for flights departing within the next 72 hours.

What is the cheapest month to fly from Ireland to Washington Dulles Intl?

February is one of the best times of the year to fly to Washington Dulles Intl from Ireland. Prices for February average £482 per person but you can even find prices for as low as £322. The most expensive prices can be found in the month of July. Opting for a February flight can save you 21% on your journey compared to booking in February

Cheap flights from Ireland to Washington Dulles Intl in May, June 2021

The best prices found for Ireland to IAD flights in May, June
14 May - 14 Jun
£223pp
DUB
Dublin
TAP AIR PORTUGAL
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
TAP AIR PORTUGAL
 
1 STOP
DUB
Dublin
9 May - 21 May
£257pp
DUB
Dublin
TAP AIR PORTUGAL
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
TAP AIR PORTUGAL
 
1 STOP
DUB
Dublin
13 May - 21 May
£262pp
DUB
Dublin
TAP AIR PORTUGAL
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
TAP AIR PORTUGAL
 
1 STOP
DUB
Dublin

Ireland to Washington Dulles Intl 2021 flight deals

Cheap flights to Washington Dulles Intl from Ireland found for this year
14 May - 14 Jun
£223pp
DUB
Dublin
TAP AIR PORTUGAL
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
TAP AIR PORTUGAL
 
1 STOP
DUB
Dublin
22 Dec - 29 Dec
£242pp
DUB
Dublin
Multiple airlines
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
Air Canada
 
1 STOP
DUB
Dublin
9 May - 21 May
£257pp
DUB
Dublin
TAP AIR PORTUGAL
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
TAP AIR PORTUGAL
 
1 STOP
DUB
Dublin

Direct flights to Washington Dulles Intl from Ireland

Save time with Ireland to Washington Dulles Intl direct flight deals
6 Aug - 9 Aug
£634pp
DUB
Dublin
Aer Lingus
Direct
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
Aer Lingus
Direct
DUB
Dublin

Last-minute flights from Ireland to Washington Dulles Intl

Late deals on return flights to Washington Dulles Intl from Ireland, departing today and this week
14 May - 14 Jun
£223pp
DUB
Dublin
TAP AIR PORTUGAL
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
TAP AIR PORTUGAL
 
1 STOP
DUB
Dublin
14 May - 21 May
£257pp
DUB
Dublin
TAP AIR PORTUGAL
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
TAP AIR PORTUGAL
 
1 STOP
DUB
Dublin
13 May - 21 May
£262pp
DUB
Dublin
TAP AIR PORTUGAL
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
TAP AIR PORTUGAL
 
1 STOP
DUB
Dublin

One-way flights to Washington Dulles Intl from Ireland

The cheapest one-way flights from Ireland to Washington Dulles Intl
01:55 - 11:40
KLM
1 stop
14h 45m
DUB - IAD
KLM
£172
mytrip.com
01:55 - 17:42
KLM
2 stops
20h 47m
DUB - IAD
KLM
£181
KLM
11:50 - 11:40
Multiple Airlines
3 stops
52h 50m
DUB - IAD
Multiple Airlines
£228
Kiwi.com

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Ireland</span> to <span class="emphasized">Washington Dulles Intl</span> flights.

Flight FAQs

From Ireland to Washington Dulles Intl

Are flight prices decreasing from Ireland to Washington Dulles Intl due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Ireland and Washington Dulles Intl for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

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

Some of our airline partners flying from Ireland to Washington Dulles Intl have new flexible policies in place due to COVID-19. Aer Lingus, United Airlines, and British Airways are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like Aer Lingus with this kind of flexibility.

Can I find flights from Ireland to Washington Dulles Intl for under £288 on Cheapflights?

Yes, there are multiple flights from Ireland to Washington Dulles Intl for under £288. The cheapest flight booked recently is on TAP AIR PORTUGAL for just £223, but on average you can expect to pay £270.

Are there direct flights from Ireland to Washington Dulles Intl for under £647 on Cheapflights?

Cheapflights has 1 direct flight from Ireland to Washington Dulles Intl under £647. A good price for a direct flight from Ireland to Washington Dulles Intl is less than £634.

Are there last-minute flights available from Ireland to Washington Dulles Intl for under £288?

There are currently 20+ open flights from Ireland to Washington Dulles Intl within the next 7 days for less than £288.

What are the most popular airlines that fly from Ireland to Washington Dulles Intl?

Consider American Airlines, Air Canada or Air France when booking your flight. These represent the most popular airlines when flying from Ireland to Washington Dulles Intl.

What are the cheapest flights from Ireland to Washington Dulles Intl?

Looking for the cheapest flight from Ireland to Washington Dulles Intl? While on average our users pay £1,046, our data indicates the cheapest price to be £223. The most popular route (Dublin - Washington Dulles Intl), is priced around £319.

What are the most reliable airlines from Ireland to Washington Dulles Intl?

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Ireland to Washington Dulles Intl on time: United Airlines(86%), Ethiopian Air(82%), ASKY(82%.)

How long does is the flight from Ireland to Washington Dulles Intl?

Departing from Ireland to Washington Dulles Intl will take you 8h. Both multi-stop and direct flights can be found to your destination and back.

What are the cheapest airlines to flying from Ireland to Washington Dulles Intl return?

Cheapflights users have booked flights from Ireland to Washington Dulles Intl from £223 return. Other airlines that can offer you cheap pricing are KLM, from £268, and Delta, from £286.

What are the cheapest airlines to fly from Ireland to Washington Dulles Intl one-way?

For one-way options, check prices for KLM. According to our data, you can fly for as low as £172.

Related searches

Flights to Washington Dulles Intl from Ireland
Flights to Ireland Flights to Washington Dulles Intl

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Departure points for flights from Ireland to Washington Dulles Intl

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

Destination information for Washington Dulles Intl

Things to know before you go - useful duration and weather info for your trip from Ireland to Washington Dulles Intl.
Today's exchange rate
£1 = $1.40
Average temperature for May in Washington Dulles Intl
25.0 °C
Avg rainfall for May in Washington Dulles Intl
111.0 mm

Airports servicing

Dublin (DUB)
Galway (GWY)
Knock (NOC)
Cork (ORK)
Shannon (SNN)

Airports servicing Washington

Top 7 airlines flying from Ireland to Washington Dulles Intl

The chart below displays the airlines Cheapflights users travelling from Ireland to Washington Dulles Intl choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
British Airways
£320 £438 No cancel fee 70%
Search British Airways flights
Air France
£313 £463 No cancel fee 77%
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Icelandair
£371 £472 No cancel fee 76%
Search Icelandair flights
Lufthansa
£353 £522 No cancel fee 76%
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Aer Lingus
£330 £550 No cancel fee N/A
Search Aer Lingus flights
Air Canada
£329 £561 No cancel fee 67%
Search Air Canada flights
United Airlines
£347 £563 No cancel fee 69%
Search United Airlines flights
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