Cheap flights from Dublin to Washington, D.C. Dulles Intl Airport from £302
This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/5. Fares are subject to change and may not be available on all flights or dates of travel.
Cheapflights Tip: The best prices from Dublin to Washington, D.C. Dulles Intl are usually found in February or January, booked 73 days in advance, depart on a Wednesday or Thursday and return on a Sunday
Cheap flight deals from Dublin to Dulles Intl
Discover tips and strategies to find the most affordable flight options for your journey from Dublin (DUB) to Dulles Intl (IAD). 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 25 March 2025.
Round-trip from | £302 |
---|---|
Popular in | July |
Cheapest in | February |
Average price | £401 |
Good round-trip deal | £485 or less |
Find flight deals from Dublin to Dulles Intl
Cheapest flights from Dublin to Dulles IntlExplore the most affordable flight options available from Dublin to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 March 2025.
Explore the most affordable flight options available from Dublin to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 March 2025.
Cheapflights Fare Finder
Customise your flight search to find flights from Dublin to Dulles Intl 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 25 March 2025.
Use the filters below to find and compare flights from Dublin to Washington, D.C. Dulles Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
DublinWashington, D.C.
DUB - IAD
DUBIAD
Dublin
Tue 6/5
12:40-19:59
1 stop12h 19m
Washington, D.C. Dulles Intl
Sun 18/5
22:05-18:15
1 stop15h 10m
DublinWashington, D.C.
DUB - IAD
DUBIAD
Dublin
Sun 18/5
12:45-20:10
1 stop12h 25m
Washington, D.C. Dulles Intl
Sat 31/5
22:45-16:40
1 stop12h 55m
DublinWashington, D.C.
DUB - IAD
DUBIAD
Dublin
Sat 5/4
08:55-15:35
1 stop11h 40m
Washington, D.C. Dulles Intl
Mon 21/4
21:20-15:00
1 stop12h 40m
DublinWashington, D.C.
DUB - IAD
DUBIAD
Dublin
Mon 12/5
14:15-19:20
1 stop10h 05m
Washington, D.C. Dulles Intl
Fri 5/9
20:30-13:15
1 stop11h 45m
DublinWashington, D.C.
DUB - IAD
DUBIAD
Dublin
Tue 15/4
08:55-15:35
1 stop11h 40m
Washington, D.C. Dulles Intl
Tue 22/4
21:20-15:00
1 stop12h 40m
DublinWashington, D.C.
DUB - IAD
DUBIAD
Dublin
Fri 9/5
16:00-18:55
Nonstop7h 55m
Washington, D.C. Dulles Intl
Fri 16/5
17:20-05:10
Nonstop6h 50m
DublinWashington, D.C.
DUB - IAD
DUBIAD
Dublin
Thu 17/4
08:55-15:35
1 stop11h 40m
Washington, D.C. Dulles Intl
Tue 22/4
17:25-10:25
1 stop12h 00m
DublinWashington, D.C.
DUB - IAD
DUBIAD
Dublin
Tue 8/4
08:35-20:10
1 stop16h 35m
Washington, D.C. Dulles Intl
Sun 13/4
14:12-05:30
1 stop10h 18m
DublinWashington, D.C.
DUB - IAD
DUBIAD
Dublin
Sun 18/5
12:30-15:30
Nonstop8h 00m
Washington, D.C. Dulles Intl
Sat 31/5
22:15-10:20
Nonstop7h 05m
DublinWashington, D.C.
DUB - IAD
DUBIAD
Dublin
Thu 19/6
09:20-21:01
1 stop16h 41m
Washington, D.C. Dulles Intl
Fri 11/7
18:50-06:55
Nonstop7h 05m
Best time to book a flight from Dublin to Dulles Intl
Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Dublin with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Dublin to Washington, D.C. Dulles Intl Airport
How far ahead should I book a flight from Dublin to Washington, D.C. Dulles Intl Airport?
Use this chart to determine the optimal time to book a return flight from Dublin to Dulles Intl. Price data was last updated on 21 March 2025.
To ensure you get the cheapest price possible for a flight from Dublin to Washington, D.C. Dulles Intl Airport, you should look to book at least 73 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Dublin to Washington, D.C. Dulles Intl Airport?
Currently, January is the cheapest month in which you can book a flight from Dublin to Washington, D.C. Dulles Intl Airport (average of £599). Flying from Dublin to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of £947). 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 DUB to IAD?
Find hourly flight availability from Dublin to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 25 March 2025.
Unlike in the morning, when flights are generally more expensive, you can save up to 27% on flights from Dublin to Washington, D.C. Dulles Intl Airport by exploring options for tickets at midday.
Rainfall in Dulles Intl by month
Plan your trip to Dulles Intl by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 66.0 - 102.0 inches per month. May is typically the wettest month, when rainfall can reach 102.0 mm. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 66.0 mm.
Temperature in Dulles Intl by month
Plan your trip to Dulles Intl by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, 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 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).
Reviews of airlines servicing Dulles Intl
Get insights into the airlines that provide service to Dulles Intl. 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 Dulles Intl. Reviews last updated 25 March 2025.
Read through reviews of airlines operating flights from Dublin to Washington, D.C., such as Delta, KLM and SWISS. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
Overall
Food
Crew
Comfort
Entertainment
Reviews
Aaron,Oct 2024
TUS - LAX
Boarding
Overall
Food
Crew
Comfort
Entertainment
Reviews
Aaron,Oct 2024
TUS - LAX
Boarding
Overall
Food
Crew
Comfort
Entertainment
Reviews
Aaron,Oct 2024
TUS - LAX
Boarding
Overall
Food
Crew
Comfort
Entertainment
Reviews
Aaron,Oct 2024
TUS - LAX
Boarding
Overall
Food
Crew
Comfort
Entertainment
Reviews
Aaron,Oct 2024
TUS - LAX
Boarding
Overall
Food
Crew
Comfort
Entertainment
Reviews
Aaron,Oct 2024
TUS - LAX
Related info for your journey
Find useful and relevant information for your journey from Dublin to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Dublin to Dulles Intl
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Top 6 airlines flying from Dublin to Dulles Intl
Discover the top 6 airlines that operate flights from Dublin to Dulles Intl. 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 25 March 2025.
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Can Cheapflights find flights from Dublin to Dulles Intl with no change fees?
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