Cheap flights from Cardiff to Washington, D.C. Dulles Intl Airport from £632
This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 13/1. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Cardiff to Dulles Intl
Discover tips and strategies to find the most affordable flight options for your journey from Cardiff (CWL) 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 24 December 2024.
Find flight deals from Cardiff to Dulles Intl
Best flights from Cardiff to Dulles IntlDiscover carefully curated flight deals from Cardiff to Dulles Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 24 December 2024.
Discover carefully curated flight deals from Cardiff to Dulles Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 24 December 2024.
Find flights from Cardiff to Dulles Intl within your budget
Customise your flight search to find flights from Cardiff 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 24 December 2024.
Fly from
Fly to
Route
Depart
Return
Price
CardiffWashington, D.C.
CWL - IAD
CWLIAD
Cardiff Wales
Mon 13/1
10:20-11:25
2 stops54h 05m
Washington, D.C. Dulles Intl
Mon 20/1
17:35-09:55
1 stop11h 20m
Best time to book a flight from Cardiff to Dulles Intl
Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Cardiff with our price prediction graph.
Travel insights for flights from Cardiff to Dulles Intl
Get recent, data-driven insights about flights from Cardiff to Dulles Intl including ideal travel times, pricing trends, and more.
What is the cheapest month to book a flight from Cardiff to Washington, D.C. Dulles Intl Airport?
Currently, January is the cheapest month in which you can book a flight from Cardiff to Washington, D.C. Dulles Intl Airport (average of £599). Flying from Cardiff to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of £938). 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.
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 24 December 2024.
Crew
Overall
Boarding
Entertainment
Comfort
Food
Reviews
Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Related info for your journey
Find useful and relevant information for your journey from Cardiff 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 Cardiff to Dulles Intl
See prices for flight routes from nearby airports that may be better suited for you.
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How does Cheapflights help users find flights from Cardiff to Dulles Intl?
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Can Cheapflights find flights from Cardiff to Dulles Intl with no change fees?
Need flexible booking options for your flight to Dulles Intl from Cardiff? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.
Can Cheapflights notify me if prices for flights from Cardiff to Dulles Intl become cheaper?
Not ready to book yet? You can track prices for flights from Cardiff to Dulles Intl on Cheapflights with our Price Alert feature and get notified when better prices are available.