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Cheap flights from Atlanta to Cardiff from £645

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/3. Fares are subject to change and may not be available on all flights or dates of travel.
ATL — CWL
20 Feb — 27 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Atlanta to Cardiff

Enter your travel dates to find the best prices.

Cheapest flights from Atlanta to Cardiff
Explore the most affordable flight options available from Atlanta to Cardiff. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 January 2026.

Wed 4/315:50
ATL
-
CWL
1 stop20h 05m
KLM
Wed 11/317:25
CWL
-
ATL
1 stop32h 20m
KLM
Deal found 18/1£645
Tue 19/506:00
ATL
-
CWL
2 stops36h 25m
Multiple Airlines
Tue 9/611:35
CWL
-
ATL
1 stop13h 46m
Multiple Airlines
Deal found 18/1£671
Tue 19/509:03
ATL
-
CWL
2 stops19h 12m
Delta
Tue 9/609:45
CWL
-
ATL
2 stops17h 03m
Delta
Deal found 19/1£727
Thu 8/1022:40
ATL
-
CWL
1 stop29h 35m
KLM
Mon 19/1009:45
CWL
-
ATL
2 stops15h 41m
KLM
Deal found 20/1£737
Thu 8/1019:20
ATL
-
CWL
2 stops16h 25m
Virgin Atlantic
Mon 19/1009:45
CWL
-
ATL
2 stops17h 15m
Virgin Atlantic
Deal found 20/1£773
Thu 8/1022:40
ATL
-
CWL
1 stop29h 35m
Multiple Airlines
Mon 19/1017:15
CWL
-
ATL
1 stop29h 05m
Multiple Airlines
Deal found 20/1£813
Tue 19/522:40
ATL
-
CWL
1 stop13h 05m
KLM
Tue 9/617:15
CWL
-
ATL
1 stop24h 09m
KLM
Deal found 19/1£922
Sat 1/819:50
ATL
-
CWL
1 stop15h 55m
Air France
Sat 22/809:50
CWL
-
ATL
1 stop31h 40m
Air France
Deal found 19/1£1,949
Sat 1/814:00
ATL
-
CWL
2 stops14h 15m
Multiple Airlines
Sat 22/809:50
CWL
-
ATL
1 stop31h 40m
Multiple Airlines
Deal found 17/1£1,952
Sat 1/816:55
ATL
-
CWL
2 stops36h 20m
WestJet
Sat 22/811:35
CWL
-
ATL
2 stops33h 50m
WestJet
Deal found 19/1£2,233

Find flight deals from Atlanta to Cardiff

Discover tips and strategies to find the most affordable flight options for your journey from Atlanta (ATL) to Cardiff (CWL). 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 21 January 2026.

Round-trip from

£645
KLM
  • KLM
  • 4/3-11/3
  • 2 total stops
  • 52h 25m total
  • Atlanta to Cardiff
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Atlanta to Cardiff 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 21 January 2026.
Use the filters below to find and compare flights from Atlanta to Cardiff that are best for you.

Fly from

Atlanta

Fly to

Cardiff

Route

Depart

Return

Price

AtlantaCardiff

ATL - CWL

ATLCWL

Atlanta Hartsfield-Jackson

Wed 4/3

15:50-16:55

1 stop20h 05m

Cardiff Wales

Wed 11/3

17:25-21:45

1 stop32h 20m

£645

AtlantaCardiff

ATL - CWL

ATLCWL

Atlanta Hartsfield-Jackson

Tue 19/5

06:00-23:25

2 stops36h 25m

Cardiff Wales

Tue 9/6

11:35-20:21

1 stop13h 46m

£671

AtlantaCardiff

ATL - CWL

ATLCWL

Atlanta Hartsfield-Jackson

Tue 19/5

10:12-09:15

2 stops18h 03m

Cardiff Wales

Tue 9/6

09:45-21:48

2 stops17h 03m

£727

AtlantaCardiff

ATL - CWL

ATLCWL

Atlanta Hartsfield-Jackson

Tue 19/5

22:40-16:45

1 stop13h 05m

Cardiff Wales

Tue 9/6

09:45-17:04

1 stop12h 19m

£922

AtlantaCardiff

ATL - CWL

ATLCWL

Atlanta Hartsfield-Jackson

Tue 19/5

22:40-16:45

1 stop13h 05m

Cardiff Wales

Tue 9/6

09:45-12:24

1 stop31h 39m

£4,440

AtlantaCardiff

ATL - CWL

ATLCWL

Atlanta Hartsfield-Jackson

Sun 10/5

22:30-11:30

2 stops32h 00m

Cardiff Wales

Fri 15/5

09:00-20:35

2 stops40h 35m

£5,925

Flights are sorted by cheapest return flights first.

Deals found on 18/1

Best time to book a flight from Atlanta to Cardiff

Have a flexible travel schedule? Discover the best time to fly to Cardiff from Atlanta with our price prediction graph.
Estimated return 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.

Related info for your journey

Find useful and relevant information for your journey from Atlanta to Cardiff. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Atlanta to Cardiff?

    KLM can get you from Atlanta to Cardiff in just under 20h 05m. Your travel time can differ by up to . The distance between Atlanta and Cardiff is about 4081 mi.

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

    Yes. In addition to deals on Atlanta to Cardiff flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Atlanta to Cardiff?

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

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

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

See more FAQs

Travelling to a place near Cardiff?

Book flights to Cardiff if you plan to visit one of these locations
Barry
Bridgend

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Alternative routes for Atlanta to Cardiff

See prices for flight routes from nearby airports that may be better suited for you.
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Fly with Cheapflights

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How does Cheapflights help users find flights from Atlanta to Cardiff?

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Why should you use Cheapflights to find cheap flight tickets from Atlanta to Cardiff?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Atlanta to Cardiff for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Atlanta to Cardiff with no change fees?

Yes, we can. To see specific flights from Atlanta to Cardiff with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Atlanta to Cardiff become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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