Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Cardiff to Washington, D.C. from $809

1 adult
0 bags
"This year, momondo is the #1 place for airfares on the internet."
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.
Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.
Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.
Price Alerts
Price Alerts
Not ready to book? to track prices.

Find the cheapest flights from Cardiff to Washington, D.C.

Cheap round-trip flights

These are some of the best round-trip flight deals from Cardiff to Washington, D.C. that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Cardiff to Washington, D.C..

Cheap last minute flights

Planning a quick getaway from Cardiff to Washington, D.C.? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Washington, D.C., so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Cardiff to Washington, D.C.

Find recent round-trip train or bus tickets from Cardiff to Washington, D.C..

All round-trip flight deals to Washington, D.C.

The cheapest plane tickets to Washington, D.C. found on KAYAK recently.
CWL-WAS
3532 mimulti-stop
WAS-CWL
3532 mimulti-stop
Multiple Airlines
Find Deal
CWL-WAS
3532 mimulti-stop
Multiple Airlines
Find Deal

How to get the cheapest flight ticket from Cardiff to Washington, D.C.

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest Cardiff to Washington, D.C. flight route?

Cardiff Wales - Washington, D.C. Dulles Intl. Fly from Cardiff Wales to Washington, D.C. Dulles Intl for the best Cardiff - Washington, D.C. flight prices

When to book flights from Cardiff to Washington, D.C.

Are you open to changing your travel dates? Check out the ideal times to fly from Cardiff to Washington, D.C. according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Cardiff to Washington, D.C. (CWL to WAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Cardiff to Washington, D.C.

Direct flights

None
There are no direct flights from Cardiff to Washington, D.C.. There are no popular flight routes from Cardiff to Washington, D.C..

  • How far is Cardiff Wales to Washington, D.C. by plane?

    A flight from Cardiff Wales to Washington, D.C. will travel around 3537.5 mi.

  • When did momondo last update prices for flights from Cardiff Wales Airport to Washington, D.C.?

    Prices for flights from Cardiff Wales Airport to Washington, D.C. were last updated today.

  • How old do you have to be to fly from Cardiff Wales Airport to Washington, D.C.?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Cardiff Wales Airport to Washington, D.C..

  • What documentation or ID do you need to fly to Washington, D.C.?

    The travel and health documents required for your trip to Washington, D.C. can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington, D.C.. We always recommend checking with your airline or a trusted third party such as IATA to get advice.


Why use momondo?

Why should I use momondo to find a flight deal from Cardiff to Washington, D.C.?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Cardiff to Washington, D.C. for you.

Can I find flights from Cardiff to Washington, D.C. with flexible booking policies on momondo?

momondo does allow users to show only those flights to Washington, D.C. from Cardiff which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Cardiff to Washington, D.C.?

Once you have performed a search for Cardiff to Washington, D.C. flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Cardiff to Washington, D.C. right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Cardiff to Washington, D.C. now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Washington, D.C. and let you know when they change.


An easier way to manage your Washington, D.C. trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
From?
To?
Sat 11/9
Sat 11/16
Email me momondo's favorite deals

Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Airports listed have a maximum distance of 22.4 mi from Washington, D.C.