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$513+ Cheap flights from Cardiff (CWL) to Dulles Intl (IAD)

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 10/9. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — IAD
set 16 — set 231
From?
To?
seg 9/16
seg 9/23
1 adult, Economy
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Cheap Cardiff to Dulles Intl flights in September & October 2024

Find cheap flight options from Cardiff to Dulles Intl specifically for the months of September and October 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,873,399 searches. Prices were last updated on setembro 11, 2024.
This Netflights deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Netflights is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qua 10/99:45 amCWL - IAD
1 stop10h 50mMultiple Airlines
sáb 10/125:25 pmIAD - CWL
1 stop10h 50mMultiple Airlines
Deal found 9/10$1,057
This Netflights deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Netflights is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qua 10/99:45 amCWL - IAD
2 stops14h 25mKLM
sáb 10/1212:15 pmIAD - CWL
2 stops16h 00mKLM
Deal found 9/10$1,275
This Booking.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qua 10/99:45 amCWL - IAD
1 stop10h 50mVirgin Atlantic
sex 10/115:25 pmIAD - CWL
1 stop10h 50mVirgin Atlantic
Deal found 9/10$3,267

Cardiff to Dulles Intl 2024 flight deals

Discover exclusive flight deals for travel between Cardiff and Dulles Intl in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,873,399 searches. Data last updated setembro 11, 2024.
This Netflights deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Netflights is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qua 10/99:45 amCWL - IAD
1 stop10h 50mMultiple Airlines
sáb 10/125:25 pmIAD - CWL
1 stop10h 50mMultiple Airlines
Deal found 9/10$1,057
This Netflights deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Netflights is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qua 10/99:45 amCWL - IAD
2 stops14h 25mKLM
sáb 10/1212:15 pmIAD - CWL
2 stops16h 00mKLM
Deal found 9/10$1,275
This Booking.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qua 10/99:45 amCWL - IAD
1 stop10h 50mVirgin Atlantic
sex 10/115:25 pmIAD - CWL
1 stop10h 50mVirgin Atlantic
Deal found 9/10$3,267

One-way flights to Dulles Intl from Cardiff

Search for one-way flight options from Cardiff to Dulles Intl. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,873,399 searches. Data last updated setembro 11, 2024.
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qua 10/99:05 amCWL - IAD
3 stops37h 35mMultiple Airlines
Deal found 9/10$513
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qua 10/99:05 amCWL - IAD
2 stops35h 15mMultiple Airlines
Deal found 9/10$602
This StudentUniverse deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qua 10/99:45 amCWL - IAD
1 stop10h 50mVirgin Atlantic
Deal found 9/10$844

Find flights from Cardiff to Dulles Intl within your budget

Customize 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 2,873,399 searches. Data last updated setembro 11, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$1,057 - $3,267

Route

Depart

Return

Price

Cardiff WalesWashington, D.C. Dulles Intl

CWL - IAD

CWLIAD

Cardiff Wales

qua 10/9

1 stop10h 50m

Washington, D.C. Dulles Intl

sáb 10/12

1 stop10h 50m

$1,057

Cardiff WalesWashington, D.C. Dulles Intl

CWL - IAD

CWLIAD

Cardiff Wales

qua 10/9

2 stops14h 25m

Washington, D.C. Dulles Intl

sáb 10/12

2 stops16h 00m

$1,275

Cardiff WalesWashington, D.C. Dulles Intl

CWL - IAD

CWLIAD

Cardiff Wales

qua 10/9

1 stop10h 50m

Washington, D.C. Dulles Intl

sex 10/11

1 stop10h 50m

$3,267

Flights are sorted by cheapest first

Deals found on 9/10

Compare providers for flights from Cardiff to Dulles Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Cardiff to Dulles Intl in September.
ProviderPrice AccuracyTrust Score*Cancellation Policy
ExpediaPrice Accuracy1 starTrust Score*3 starsCancellation PolicyAirline Policy
FlightHubPrice Accuracy3 starsTrust Score*3 starsCancellation PolicyAirline Policy

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Cardiff-Washington, D.C. Dulles Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Cardiff-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Cardiff-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Cardiff-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Cardiff-Washington, D.C. Dulles Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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.
Estimated round-trip 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 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, March is the cheapest month in which you can book a flight from Cardiff to Washington, D.C. Dulles Intl Airport (average of $585). Flying from Cardiff to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $1,460). 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 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.

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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

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 setembro 11, 2024.
KLM
7.8
Good
1,365 reviews

Overall

7.8

Entertainment

7.2

Comfort

7.7

Food

7.3

Boarding

7.9

Crew

8.4

Reviews

1 / 10

Liked the service, seating was ok but the seat supports where in a way that one couldn’t stretch your legs

KLM
7.8
Good
1,365 reviews
KLM
7.8
Good
1,365 reviews

Overall

7.8

Entertainment

7.2

Comfort

7.7

Food

7.3

Boarding

7.9

Crew

8.4

Reviews

1 / 10

Liked the service, seating was ok but the seat supports where in a way that one couldn’t stretch your legs

Virgin Atlantic
7.6
Good
691 reviews
KLM
7.8
Good
1,365 reviews

Overall

7.8

Entertainment

7.2

Comfort

7.7

Food

7.3

Boarding

7.9

Crew

8.4

Reviews

1 / 10

Liked the service, seating was ok but the seat supports where in a way that one couldn’t stretch your legs

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.

  • What airport do you fly from for flights from Cardiff to Washington, D.C. Dulles Intl?

    Cardiff Wales (CWL) is the airport you will fly out of if you book a flight from Cardiff to Washington, D.C. Dulles Intl. You should not have trouble finding flights to Washington, D.C. Dulles Intl from Cardiff Wales; the airport handles an average of 0 outbound flights to Washington, D.C. Dulles Intl per day. You should also have plenty of airline options to choose from since 0 airlines have flights from the Cardiff airport to Washington, D.C. Dulles Intl. It is only a 9.1 mi journey to Cardiff Wales (CWL) from Cardiff’s city center.

  • Can I find flights from Cardiff to Washington, D.C. Dulles Intl Airport for under $1,100 on Cheapflights?

    Yes, there are multiple flights from Cardiff to Washington, D.C. Dulles Intl Airport for under $1,100. The cheapest flight booked recently is on Multiple Airlines for just $1,057, but on average you can expect to pay $1,866.

  • What does CWL to IAD mean?

    Great question - CWL to IAD just means Cardiff Wales Airport to Washington, D.C. Dulles Intl Airport. Now you’ll know what these unique codes when you look for flights!

  • Can I find deals for flights from Cardiff to Dulles Intl that include extra baggage allowance?

    The amount of baggage you can bring on your Cardiff to Dulles Intl flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Cardiff to Dulles Intl with specific airlines?

    Yes, Cheapflights allows you to browse and filter Cardiff to Dulles Intl flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Cardiff to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Cardiff to Dulles Intl that allow pets onboard?

    Many airlines flying from Cardiff to Dulles Intl offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Cardiff to Dulles Intl?

    Yes, you can often find last-minute deals on Cardiff to Dulles Intl flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Cardiff to Washington, D.C. Dulles Intl Airport flight deals updated?

    The Cardiff to Washington, D.C. Dulles Intl Airport flight deals you see on this page were last updated on 9/10.

  • What is the cheapest month to book a flight from Cardiff to Washington, D.C. Dulles Intl Airport?

    Currently, March is the cheapest month in which you can book a flight from Cardiff to Washington, D.C. Dulles Intl Airport (average of $585). Flying from Cardiff to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $1,460). 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.

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