Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Atlanta to Cardiff from $1,009

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Atlanta to Cardiff departing on 1/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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.
Search flight deals

Find the cheapest flights from Atlanta to Cardiff

Cheap round-trip flights

Enter your travel dates to find the best prices.
KLM Logo
5:15 pm - 9:50 am
ATL
-
CWL
11h 35m1 stop
KLM Logo
5:25 pm - 4:55 pm
CWL
-
ATL
28h 30m1 stop
$1,009KLM
Thu, Jan 29 - Thu, Feb 5
KLM Logo
3:15 pm - 9:50 am
ATL
-
CWL
13h 35m2 stops
KLM Logo
10:20 am - 2:45 pm
CWL
-
ATL
33h 25m1 stop
$1,013KLM
Thu, Jan 29 - Thu, Feb 5
KLM Logo
3:15 pm - 9:50 am
ATL
-
CWL
13h 35m2 stops
KLM Logo
10:20 am - 10:39 pm
CWL
-
ATL
17h 19m2 stops
$1,023KLM
Thu, Jan 29 - Thu, Feb 5
Multiple Airlines Logo
5:45 am - 10:00 pm
ATL
-
CWL
35h 15m3 stops
Multiple Airlines Logo
10:30 am - 7:16 pm
CWL
-
ATL
37h 46m3 stops
$1,129Multiple Airlines
Thu, Jan 29 - Thu, Feb 5
Multiple Airlines Logo
8:00 pm - 10:00 pm
ATL
-
CWL
21h 00m2 stops
Multiple Airlines Logo
10:30 am - 7:16 pm
CWL
-
ATL
37h 46m3 stops
$1,219Multiple Airlines
Thu, Jan 29 - Thu, Feb 5

momondo Fare Finder

 
Customize 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, momondo users made 832,500 searches. Data last updated December 18, 2025.
Use the filters below to find and compare flights from Atlanta to Cardiff that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

AtlantaCardiff

ATL - CWL

ATLCWL

Atlanta Hartsfield-Jackson

Thu 1/29

5:15 pm-9:50 am

1 stop11h 35m

Cardiff Wales

Thu 2/5

5:25 pm-4:55 pm

1 stop28h 30m

$1,009

AtlantaCardiff

ATL - CWL

ATLCWL

Atlanta Hartsfield-Jackson

Thu 1/29

3:15 pm-9:50 am

2 stops13h 35m

Cardiff Wales

Thu 2/5

10:20 am-2:45 pm

1 stop33h 25m

$1,013

AtlantaCardiff

ATL - CWL

ATLCWL

Atlanta Hartsfield-Jackson

Thu 1/29

3:15 pm-9:50 am

2 stops13h 35m

Cardiff Wales

Thu 2/5

10:20 am-10:39 pm

2 stops17h 19m

$1,023

AtlantaCardiff

ATL - CWL

ATLCWL

Atlanta Hartsfield-Jackson

Thu 1/29

5:45 am-10:00 pm

3 stops35h 15m

Cardiff Wales

Thu 2/5

10:30 am-7:16 pm

3 stops37h 46m

$1,129

AtlantaCardiff

ATL - CWL

ATLCWL

Atlanta Hartsfield-Jackson

Thu 1/29

8:00 pm-10:00 pm

2 stops21h 00m

Cardiff Wales

Thu 2/5

10:30 am-7:16 pm

3 stops37h 46m

$1,219

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Cardiff from

How to get the cheapest flight ticket from Atlanta to Cardiff

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 day to depart on your flight to Cardiff?

The cheapest day to depart on your flight to Cardiff is on a Tuesday when prices can be found for as low as $786. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Wednesday because tickets tend to average around $2,865. These prices are subject to change though, so be sure to set up a Price Alert for flights to Cardiff.

What is the cheapest time of day to depart on your flight to Cardiff?

Flying to Cardiff from Atlanta in the evening is the least expensive time of day to depart. momondo users have found prices as low as $1,514 when looking at flights departing in the evening. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $1,520 on average. Flights to Cardiff from Atlanta in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

When to book flights from Atlanta to Cardiff

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

Cheap Atlanta to Cardiff (ATL to CWL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Atlanta to Cardiff

Fastest flight time

11h 35m

Direct flights

None
The fastest flight from Atlanta to Cardiff takes 11h 35m
There are no direct flights from Atlanta to Cardiff. There are no popular flight routes from Atlanta to Cardiff.
Search flight deals

  • How far is Atlanta Hartsfield-Jackson to Cardiff Wales by plane?

    The straight-line distance from Atlanta Hartsfield-Jackson to Cardiff Wales is 4079.0 mi. Flights usually cover this in 11h 35m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Atlanta Hartsfield-Jackson Airport to Cardiff Wales Airport?

    Prices for flights from Atlanta Hartsfield-Jackson Airport to Cardiff Wales Airport refresh daily.

  • How old do you have to be to fly from Atlanta Hartsfield-Jackson Airport to Cardiff Wales Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Atlanta Hartsfield-Jackson Airport to Cardiff Wales Airport.

  • What documentation or ID do you need to fly to Cardiff Wales Airport?

    The travel and health documents you'll need for your trip to Cardiff Wales Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Cardiff Wales Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Atlanta to Cardiff?

Finding the right flight to Cardiff from Atlanta is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Cardiff quick and easy, saving you time and money.

Can I find flights from Atlanta to Cardiff with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Atlanta to Cardiff flights to just show those with flexible booking policies.

How can momondo help me find flights from Atlanta to Cardiff?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Cardiff from Atlanta.

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

Yes momondo offers price alerts on flights to Cardiff from Atlanta. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Cardiff 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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 1/17
Sat 1/24
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United Kingdom

Cabin classes currently available on flights to Cardiff

List of cabin classes available on flights landing in Cardiff. Availability may vary depending on flight origin and airline.
First Class to Cardiff
Business Class to Cardiff