$1,696 Cheap Air France flights Cardiff (CWL) to Washington (IAD)

View $1,696 flight on Sun, Aug 24, 2025Opens in a new window

$1,696 Cheap Air France flights Cardiff (CWL) to Washington (IAD)

Prices were available within the past 7 days and start at $1,696 for one-way flights and $1,243 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air France
Sat, Aug 23 - Sun, Aug 31
CWL
Cardiff
IAD
Washington
$1,243 Roundtrip, found 14 hours ago
$1,243
Roundtrip
found 14 hours ago
Select Air France flight, departing Sat, Aug 23 from Cardiff to Washington, returning Sun, Aug 31, priced at $1,243 found 14 hours ago
Air France
Sat, Aug 23 - Sun, Aug 31
CWL
Cardiff
IAD
Washington
$1,428 Roundtrip, found 14 hours ago
$1,428
Roundtrip
found 14 hours ago
Select Air France flight, departing Sat, Aug 23 from Cardiff to Washington, returning Sun, Aug 31, priced at $1,428 found 14 hours ago
Flights from Cardiff (CWL) to Washington (IAD)
Origin airport
Cardiff Intl.
Destination airport
Washington Dulles Intl.
Airlines serving
Air France, Delta, KLM, Virgin Atlantic
Popular airline
Delta
Distance
3549 mi

Frequently asked questions

How much is an Air France flight from Cardiff Intl. Airport (CWL) to Washington Dulles Intl. Airport (IAD)?
Grab budget-friendly return Air France flights from $1,243 from CWL to IAD by filtering your results from "Price (lowest to highest)" on Expedia. Or look for options from $1,696 for a one-way journey.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from CWL to IAD with Air France?
January is one of the cheapest months to get away to Washington with Air France. You could also find great deals on one-way and return tickets in February.
What is the cheapest time to book flights from Cardiff Intl. Airport (CWL) to Washington Dulles Intl. Airport (IAD) with Air France?
Check for Air France flights from CWL to IAD about one month before you want to leave. The most affordable time to book an international flight is generally 18 to 29 days ahead of your departure date when you can save 17% versus booking four to five months in advance. No matter your itinerary and fare class, the best day to book international airfare is usually Sunday. Friday can be the most expensive. Passengers booking on a Sunday can save 17% on average compared to those who book on a Friday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Air France fly nonstop from Cardiff Intl. Airport (CWL) to Washington Dulles Intl. Airport (IAD)?
Click on our "Nonstop" filter when browsing for direct Air France flights from CWL to IAD. It's also an easy way to compare other carriers servicing the same nonstop trip.
What is the earliest Air France flight from CWL to IAD?
Browse Air France's earliest flights from CWL to IAD by selecting our "Early Morning" and "Morning" filters. Not only will you get to your destination sooner, early departures also have a 20% less chance of being canceled.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does Air France fly into in Washington?
Washington Dulles Intl. Airport (IAD) is the primary Washington gateway for Air France flights from Cardiff Intl. Airport (CWL).
What kind of luggage can I take on an Air France flight from Cardiff Intl. Airport (CWL) to Washington Dulles Intl. Airport (IAD)?
With Air France, you can fly standard economy from CWL to IAD with a small personal item and 1 cabin bag. Your carry-on bag should be no larger than 21 inches x 13 inches x 9 inches and weigh less than 26 lb. Exceeding baggage limits could result in extra fees, so read your carrier's latest guidelines before completing your booking.
Why fly with Air France from CWL to IAD?
Air France makes traveling from CWL to IAD more enjoyable with a rewarding loyalty program and a 4-star airline rating. You could even start collecting points with Air France Flying Blue. Make sure you sign up to our free One Key™ rewards program to earn OneKeyCash™*, which can be redeemed on future trips.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my Air France flight from Cardiff Intl. Airport (CWL) to Washington Dulles Intl. Airport (IAD)?
Depending on the type of ticket you purchased, a fee will generally apply if you cancel or reschedule your flight more than 24 hours after confirmation. To secure flexible fares, select our "No cancel fee" or "Changes included" filter when searching for flights. For additional information on modifying or canceling your reservation, head to "Trips," select your flight and click on "Manage Booking."

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*Available to One Key members.