$540 Cheap Flights from Atlanta (ATL) to Cardiff (CWL)

View $540 flight on Mon, Feb 16, 2026Opens in a new window

Popular airlines from Hartsfield-Jackson Atlanta International Airport (ATL) to Cardiff International Airport (CWL)

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Cheap Flights from Atlanta to Cardiff (ATL-CWL)

Prices were available within the past 7 days and start at $540 for one-way flights and $803 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Virgin Atlantic
Tue, Dec 9 - Tue, Dec 16
ATL
Atlanta
CWL
Cardiff
$803 Roundtrip, found 6 days ago
$803
Roundtrip
found 6 days ago
Select Virgin Atlantic flight, departing Tue, Dec 9 from Atlanta to Cardiff, returning Tue, Dec 16, priced at $803 found 6 days ago
Virgin Atlantic
Thu, Dec 11 - Mon, Dec 15
ATL
Atlanta
CWL
Cardiff
$808 Roundtrip, found 2 days ago
$808
Roundtrip
found 2 days ago
Select Virgin Atlantic flight, departing Thu, Dec 11 from Atlanta to Cardiff, returning Mon, Dec 15, priced at $808 found 2 days ago
Virgin Atlantic
Thu, Feb 19 - Sat, Feb 28
ATL
Atlanta
CWL
Cardiff
$811 Roundtrip, found 4 days ago
$811
Roundtrip
found 4 days ago
Select Virgin Atlantic flight, departing Thu, Feb 19 from Atlanta to Cardiff, returning Sat, Feb 28, priced at $811 found 4 days ago
Virgin Atlantic
Tue, Dec 9 - Tue, Dec 16
ATL
Atlanta
CWL
Cardiff
$814 Roundtrip, found 6 days ago
$814
Roundtrip
found 6 days ago
Select Virgin Atlantic flight, departing Tue, Dec 9 from Atlanta to Cardiff, returning Tue, Dec 16, priced at $814 found 6 days ago
Virgin Atlantic
Thu, Dec 11 - Mon, Dec 15
ATL
Atlanta
CWL
Cardiff
$820 Roundtrip, found 2 days ago
$820
Roundtrip
found 2 days ago
Select Virgin Atlantic flight, departing Thu, Dec 11 from Atlanta to Cardiff, returning Mon, Dec 15, priced at $820 found 2 days ago
Virgin Atlantic
Thu, Nov 27 - Tue, Dec 2
ATL
Atlanta
CWL
Cardiff
$820 Roundtrip, found 2 days ago
$820
Roundtrip
found 2 days ago
Select Virgin Atlantic flight, departing Thu, Nov 27 from Atlanta to Cardiff, returning Tue, Dec 2, priced at $820 found 2 days ago
Delta
Wed, Dec 31 - Fri, Jan 16
ATL
Atlanta
CWL
Cardiff
$852 Roundtrip, found 16 hours ago
$852
Roundtrip
found 16 hours ago
Select Delta flight, departing Wed, Dec 31 from Atlanta to Cardiff, returning Fri, Jan 16, priced at $852 found 16 hours ago
Virgin Atlantic
Mon, Dec 29 - Wed, Jan 14
ATL
Atlanta
CWL
Cardiff
$857 Roundtrip, found 16 hours ago
$857
Roundtrip
found 16 hours ago
Select Virgin Atlantic flight, departing Mon, Dec 29 from Atlanta to Cardiff, returning Wed, Jan 14, priced at $857 found 16 hours ago
KLM
Mon, Feb 16 - Mon, Mar 2
ATL
Atlanta
CWL
Cardiff
$912 Roundtrip, found 18 hours ago
$912
Roundtrip
found 18 hours ago
Select KLM flight, departing Mon, Feb 16 from Atlanta to Cardiff, returning Mon, Mar 2, priced at $912 found 18 hours ago
Air France
Mon, Jun 15 - Fri, Jun 26
ATL
Atlanta
CWL
Cardiff
$1,536 Roundtrip, found 7 hours ago
$1,536
Roundtrip
found 7 hours ago
Select Air France flight, departing Mon, Jun 15 from Atlanta to Cardiff, returning Fri, Jun 26, priced at $1,536 found 7 hours ago

Find the cheapest month to fly from Atlanta (ATL) to Cardiff (CWL)

February is typically the cheapest month to fly

From $862 - $2,251 per traveler.

Alternative airports near Cardiff

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Bristol Intl. BRS. Average driving time to city center is 1 hour 0 minutes. Flights from $1,083
BRS
Bristol Intl.
Average driving time to city center1 h 0 min
Flights from $1,083
Flights from Atlanta (ATL) to Cardiff (CWL)
Origin airport
Hartsfield-Jackson Atlanta Intl.
Destination airport
Cardiff Intl.
Airlines serving
Air France, Delta, KLM, Virgin Atlantic
Roundtrip price
$803
Distance
4084 mi

Atlanta to Cardiff Flights

The cheapest times to fly from Atlanta to Cardiff

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Atlanta to Cardiff are during the month of December. You can find some of the cheapest flights from Atlanta to Cardiff with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Atlanta to Cardiff

Sunday is one of the best days to book for cheap flights from Atlanta to Cardiff: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Atlanta to Cardiff

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Atlanta to Cardiff in 2025. You can also book with separate airlines for your outbound and return journeys, from $540 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Atlanta to Cardiff flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Atlanta to Cardiff airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Cardiff Intl. Airport (CWL) cost?
Snag a cheap one-way flight from $540 or cheap return flight from $803 from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Cardiff Intl. Airport (CWL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Cardiff Intl. Airport (CWL)?
Planning your getaway for December is a great way to save, as it's the cheapest month for flights between ATL and CWL. You'll typically find the lowest prices during off-peak months.
What is the cheapest airline that flies from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Cardiff Intl. Airport (CWL)?
Expedia's filter tool lets you easily compare airlines, flight times and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest ATL to CWL flight.
How many flights per day from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Cardiff Intl. Airport (CWL)?
You'll have to take a flight with a layover when traveling from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Cardiff Intl. Airport (CWL). Direct flights don't operate daily on this route. However, just filter your search to include one or more stops to discover an option that works for you.
What day of the week has the most flights from ATL to CWL?
Typically you'll have the most choice when it comes to flights on a Friday. Tuesdays are often the quietest.* But this can change based on the time of year, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Cardiff Intl. Airport (CWL)?
To avoid possible delays on the Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Cardiff Intl. Airport (CWL) route, travel before 3 PM. Departures after this time have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Cardiff Intl. Airport (CWL) last-minute?
Last-minute fares from ATL to CWL are generally more expensive. To lock in the lowest rates, start searching for flights as soon as possible. That being said, if you can play around with your travel dates, it's possible to score a cheap fare right before your journey.
Is it cheaper to book an ATL to CWL flight and hotel package?
Compared with arranging flights and hotels separately, booking an ATL to CWL flight and hotel package with Expedia could result in significant savings. Better yet, having everything in one place will take the stress out of travel planning. Just pick your flights and select from our wide range of stays, then tailor your trip with other add-ons like tours, activities and car rentals.
Can I cancel or change the date of my flight from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Cardiff Intl. Airport (CWL)?
It's usually possible to cancel or reschedule your ATL to CWL flight. However, for bookings made more than 24 hours ago, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find more details on our Customer Service portal.

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*Available to One Key members.