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Cheap flights from Atlanta to Cardiff from £717

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/9. Fares are subject to change and may not be available on all flights or dates of travel.
ATL — CWL
9 Jul — 16 Jul1
1 adult

Cheap 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 4 July 2025.

Round-trip from

£717

Popular in

December

Cheapest in

October

Average price

£843
KLM
  • KLM
  • 4/9-15/9
  • 2 total stops
  • 54h 45m total
  • Atlanta to Cardiff
Search Deals
Highest demand for flights based on searches. 32% potential increase in price (£376 potential increase over avg. return price).
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Cheapest flight prices on average. 12% potential price decrease (£85 potential savings vs. average return price).
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Average for round-trip flights in July 2025
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Find flight deals from Atlanta to Cardiff

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 4 July 2025.

Thu 4/922:40ATL - CWL
1 stop29h 30mKLM
Mon 15/917:15CWL - ATL
1 stop25h 15mKLM
Deal found 2/7£717
Thu 4/913:04ATL - CWL
2 stops15h 11mDelta
Mon 15/909:50CWL - ATL
1 stop12h 15mDelta
Deal found 2/7£757
Thu 31/713:45ATL - CWL
2 stops14h 30mMultiple Airlines
Thu 7/817:15CWL - ATL
1 stop24h 15mMultiple Airlines
Deal found 3/7£782
Sun 20/722:40ATL - CWL
1 stop13h 05mAir France
Sun 3/809:50CWL - ATL
2 stops15h 59mAir France
Deal found 3/7£1,302

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 4 July 2025.
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

Thu 4/9

22:40-09:10

1 stop29h 30m

Cardiff Wales

Mon 15/9

17:15-13:30

1 stop25h 15m

£717

AtlantaCardiff

ATL - CWL

ATLCWL

Atlanta Hartsfield-Jackson

Thu 4/9

13:04-09:15

2 stops15h 11m

Cardiff Wales

Mon 15/9

09:50-17:05

1 stop12h 15m

£757

AtlantaCardiff

ATL - CWL

ATLCWL

Atlanta Hartsfield-Jackson

Thu 31/7

13:45-09:15

2 stops14h 30m

Cardiff Wales

Thu 7/8

17:15-12:30

1 stop24h 15m

£782

AtlantaCardiff

ATL - CWL

ATLCWL

Atlanta Hartsfield-Jackson

Sun 20/7

22:40-16:45

1 stop13h 05m

Cardiff Wales

Sun 3/8

09:50-20:49

2 stops15h 59m

£1,302

Flights are sorted by cheapest return flights first.

Deals found on 2/7

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.

Reviews of airlines servicing Cardiff

Get insights into the airlines that provide service to Cardiff. 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 Cardiff. Reviews last updated 4 July 2025.
Read reviews from past customers who have flown with Delta, KLM, andAir France from Atlanta to Cardiff. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
7,970 reviews
Check prices

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Santiago,Apr 2024

ATL - JNB

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
Delta
8.0
Very Good
7,970 reviews
Delta
8.0
Very Good
7,970 reviews
Check prices

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Santiago,Apr 2024

ATL - JNB

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
KLM
7.8
Good
1,363 reviews
Delta
8.0
Very Good
7,970 reviews
Check prices

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Santiago,Apr 2024

ATL - JNB

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
Air France
7.5
Good
1,473 reviews
Delta
8.0
Very Good
7,970 reviews
Check prices

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Santiago,Apr 2024

ATL - JNB

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

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.

  • What are the cheapest airlines flying from Atlanta to Cardiff round-trip?

    KLM, at £717, was found to be the cheapest airline from Atlanta to Cardiff.Alternate airlines flying return to your destination include Delta and Air France. KLM is currently priced 33% below the average price you’ll pay for this route.

  • 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.

  • What is the cheapest month to book a flight from Atlanta to Cardiff?

    Currently, July is the cheapest month in which you can book a flight from Atlanta to Cardiff (average of £169). Flying from Atlanta to Cardiff in December is currently the most expensive (average of £263). 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.

See more FAQs

Travelling to a place near Atlanta?

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

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Alternative routes for Atlanta to Cardiff

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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.

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