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

Flying on Scandinavian Airlines is currently your cheapest option to London, with prices starting at $642. Additional round-trip tickets that might be worth considering are offered by Delta and Finnair, with the lowest prices starting at $643 and $644, respectively. Scandinavian Airlines is 26% cheaper than the average price of flights available within the next 90 days to this destination.

In terms of precipitation, rainfall in London ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London when rainfall is around 1.6 in.

If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

What are the most popular routes from Atlanta to London?

The most popular flight routes from Atlanta to London are Atlanta Hartsfield-Jackson - London Heathrow, Atlanta Hartsfield-Jackson - London Gatwick and Atlanta Hartsfield-Jackson - London City.

What are the cheapest flights from Atlanta to London?

While on average a flight from Atlanta to London is generally $2,606, our data shows the cheapest flight currently is $390. When looking at the most popular route, (Atlanta Hartsfield-Jackson - London Heathrow), you can expect to pay $322 for that flight.

What are the most reliable airlines from Atlanta to London?

Before booking your flight to London from Atlanta, check out the most reliable airlines to get you to your destination on time: Scandinavian Airlines (75%), KLM (74%), Delta( 74%).

What are the most popular airlines that fly from Atlanta to London?

When booking a flight from Atlanta to London, you may want to consider flying on American Airlines, Air Canada or Air France as they are the most popular for this route.

Where are the most common layover locations when flying from Atlanta to London?

Flights departing from Atlanta and landing in London layover in New York most frequently. Atlanta to London flights stop in Copenhagen the next most.

Where are the least popular layover locations for Atlanta to London flights?

The least popular layover on flights from Atlanta to London is Boston.

What are some popular things to do or see while on a layover in New York?

Most New York visitors opt to spend their time experiencing Times Square, New York City Center, and Madison Square Garden. Times Square, New York City Center and Madison Square Garden are located about 13.6 mi, 13.6 mi, and 13.6 mi, respectively from New York John F Kennedy Intl if you are interested in checking them out. Those on a layover in New York in need of a rental car can book one at New York John F Kennedy Intl for about $74.

What are some popular points of interest to see during a layover in Copenhagen?

Tivoli, Kongens Nytorv, and Rådhuspladsen are the most popular attractions in Copenhagen if you're in need of something to do during your layover. Those on a layover in Copenhagen interested in visiting Tivoli, Kongens Nytorv, or Rådhuspladsen can do so by traveling 5.3 mi, 5.1 mi, and 5.2 mi, respectively from Kastrup Copenhagen. Those landing in Copenhagen looking to spend some time exploring during their layover can rent a car for about $54 per day.

What is the cheapest day to fly round-trip from Atlanta to London?

Leaving on a Monday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 11% on the overall cost on flights from Atlanta to London.

How far in advance should I book a flight from Atlanta to London?

To save up to 25% on this flight, we recommend booking at least 21 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Atlanta to London from $865 1-2 weeks out and tickets from $1,027 for flights departing within the next 72 hours.

What is the cheapest month to fly from Atlanta to London?

Due to multiple factors, expect to potentially pay more when booking in June. For low rates, October can be a great choice for travel to London. Flights to London from Atlanta in October are about $871 on average during October, but can be found for as low as $559.

What airport do you fly from for flights from Atlanta to London?

For a flight from Atlanta to London, you will be flying from Hartsfield-Jackson. Atlanta Hartsfield-Jackson (ATL) is just 8.2 mi from the center of the city. Hartsfield-Jackson is the only Atlanta airport and it handles 24 outbound flights to London per day. 14 airlines have flights to London from Atlanta Hartsfield-Jackson on a regular basis.

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

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

How can I find direct flights from Atlanta to London?

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

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

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

$231+ Flights from Atlanta to London

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Cheapflights Tip: The best prices from Atlanta Hartsfield-Jackson to London are usually found in October or February, booked 20 days in advance, depart on a Tuesday or Wednesday and return on a Monday

Cheap flight deals from Atlanta to London

Round-trip from	$642 (oojo)
One-way from	$231 (Kiwi.com)
Popular in	June
Cheapest in	October
Average price	$1,074
Good round-trip deal	$729 or less
Good one-way deal	$459 or less

From Atlanta Hartsfield-Jackson to London (LON)

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One-way flight from Atlanta Hartsfield-Jackson to London (LON)

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Highest demand for flights based on searches. 19% potential increase in price ($206 potential increase over avg. RT price).

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Cheapest flight prices on average. 3% potential price decrease ($29 potential savings vs. average RT price).

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Average for round-trip flights in July 2025

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Price to beat on a round-trip flight from Atlanta Hartsfield-Jackson to London (LON).

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Price to beat on a one-way flight from Atlanta Hartsfield-Jackson to London (LON).

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Find flight deals from Atlanta to London

Cheapest flights from Atlanta to London
Explore the most affordable flight options available from Atlanta to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julho 3, 2025.

seg 8/187:55 pmATL - LHR

1 stop20h 45mScandinavian Airlines

dom 8/247:30 pmLHR - ATL

1 stop26h 50mScandinavian Airlines

Deal found 7/2

$642

qua 9/177:55 pmATL - STN

1 stop18h 55mMultiple Airlines

qua 10/17:05 amSTN - ATL

1 stop15h 15mMultiple Airlines

Deal found 6/30

$642

qui 9/189:36 pmATL - LGW

2 stops27h 44mMultiple Airlines

sex 9/2610:00 amLGW - ATL

1 stop15h 56mMultiple Airlines

Deal found 7/3

$642

qua 9/1710:25 pmATL - LHR

Nonstop8h 15mBritish Airways

qua 9/244:10 pmLHR - ATL

Nonstop9h 25mBritish Airways

Deal found 7/2

$643

qua 8/2711:20 amATL - LHR

1 stop14h 25mDelta

qui 9/1111:20 amLHR - ATL

Nonstop9h 15mDelta

Deal found 7/2

$644

qua 8/66:00 amATL - LHR

2 stops19h 30mMultiple Airlines

ter 8/126:30 amLHR - ATL

1 stop12h 50mMultiple Airlines

Deal found 7/2

$648

dom 9/286:15 amATL - LHR

2 stops19h 15mAir Canada

qui 10/912:05 pmLHR - ATL

1 stop14h 36mAir Canada

Deal found 7/2

$651

qua 8/274:05 pmATL - LCY

1 stop19h 20mMultiple Airlines

qua 9/108:45 amLCY - ATL

2 stops17h 54mMultiple Airlines

Deal found 7/2

$651

qua 8/612:48 pmATL - LGW

1 stop15h 47mJetBlue

qua 8/2012:10 pmLGW - ATL

1 stop14h 09mJetBlue

Deal found 7/2

$651

qua 8/1310:30 amATL - LGW

2 stops26h 25mSWISS

qua 8/206:35 pmLGW - ATL

2 stops32h 13mSWISS

Deal found 7/2

$652

ter 10/213:41 pmATL - LHR

2 stops19h 44mSWISS

qui 12/48:05 pmLHR - ATL

2 stops30h 28mSWISS

Deal found 7/2

$656

seg 9/296:59 pmATL - LHR

2 stops16h 41mLufthansa

qui 10/236:30 amLHR - ATL

1 stop12h 50mLufthansa

Deal found 7/2

$659

Best flights from Atlanta to London
Discover carefully curated flight deals from Atlanta to London that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated julho 3, 2025.

seg 8/187:55 pmATL - LHR

1 stop20h 45mScandinavian Airlines

dom 8/247:30 pmLHR - ATL

1 stop26h 50mScandinavian Airlines

Deal found 7/2

$642

qua 9/177:55 pmATL - STN

1 stop18h 55mMultiple Airlines

qua 10/17:05 amSTN - ATL

1 stop15h 15mMultiple Airlines

Deal found 6/30

$642

dom 8/1010:00 pmATL - LHR

Nonstop8h 10mDelta

ter 8/199:20 amLHR - ATL

Nonstop9h 25mDelta

Deal found 7/2

$643

qua 8/272:23 pmATL - LHR

1 stop13h 37mFinnair

qua 9/104:10 pmLHR - ATL

Nonstop9h 25mFinnair

Deal found 7/1

$644

qua 9/172:23 pmATL - LHR

1 stop12h 17mBritish Airways

qua 10/14:10 pmLHR - ATL

Nonstop9h 25mBritish Airways

Deal found 7/2

$647

dom 9/286:15 amATL - LHR

2 stops19h 15mAir Canada

qui 10/912:05 pmLHR - ATL

1 stop14h 36mAir Canada

Deal found 7/2

$651

qua 8/612:48 pmATL - LGW

1 stop15h 47mJetBlue

qua 8/2012:10 pmLGW - ATL

1 stop14h 09mJetBlue

Deal found 7/2

$651

qua 8/1310:30 amATL - LGW

2 stops26h 25mSWISS

qua 8/206:35 pmLGW - ATL

2 stops32h 13mSWISS

Deal found 7/2

$652

seg 9/296:59 pmATL - LHR

2 stops16h 41mLufthansa

qui 10/236:30 amLHR - ATL

1 stop12h 50mLufthansa

Deal found 7/2

$659

sex 8/110:30 pmATL - LHR

Nonstop8h 10mAmerican Airlines

sex 8/84:10 pmLHR - ATL

Nonstop9h 25mAmerican Airlines

Deal found 7/3

$660

seg 9/2912:45 pmATL - LHR

2 stops24h 55mAustrian Airlines

qua 10/227:30 pmLHR - ATL

2 stops27h 53mAustrian Airlines

Deal found 7/2

$667

sáb 8/307:35 pmATL - LHR

1 stop30h 20mUnited Airlines

ter 9/1612:05 pmLHR - ATL

1 stop27h 16mUnited Airlines

Deal found 7/2

$669

Last-minute flights from Atlanta to London
Discover last-minute flight deals from Atlanta to London. Data last updated julho 3, 2025 and is based on user searches.

ter 7/810:30 amATL - LHR

2 stops16h 25mSWISS

seg 7/218:05 pmLHR - ATL

2 stops26h 34mSWISS

Deal found 7/1

$715

ter 7/82:07 pmATL - LHR

2 stops25h 53mMultiple Airlines

qui 7/248:40 amLHR - ATL

3 stops30h 32mMultiple Airlines

Deal found 6/30

$771

qui 7/1012:48 pmATL - LGW

1 stop15h 47mJetBlue

dom 7/1312:10 pmLGW - ATL

1 stop14h 18mJetBlue

Deal found 7/2

$776

dom 7/138:55 amATL - LHR

1 stop20h 05mUnited Airlines

ter 9/306:30 amLHR - ATL

1 stop12h 50mUnited Airlines

Deal found 7/2

$657

dom 7/1310:25 pmATL - LHR

Nonstop8h 15mBritish Airways

ter 9/304:10 pmLHR - ATL

Nonstop9h 25mBritish Airways

Deal found 7/2

$664

dom 7/135:35 pmATL - LHR

Nonstop8h 10mAir France

ter 9/303:15 pmLHR - ATL

Nonstop9h 30mAir France

Deal found 7/1

$670

dom 7/138:55 amATL - LHR

1 stop16h 35mAir Canada

ter 9/309:30 amLHR - ATL

2 stops17h 11mAir Canada

Deal found 7/2

$676

dom 7/135:35 pmATL - LHR

Nonstop8h 10mDelta

qui 7/3112:45 pmLHR - ATL

1 stop16h 13mDelta

Deal found 7/2

$710

dom 7/139:06 amATL - LHR

1 stop19h 19mIberia

ter 9/3010:50 amLHR - ATL

2 stops18h 06mIberia

Deal found 7/1

$713

dom 7/134:05 pmATL - LCY

1 stop19h 20mLufthansa

ter 9/307:10 pmLCY - ATL

1 stop24h 10mLufthansa

Deal found 7/2

$743

dom 7/134:05 pmATL - LHR

2 stops20h 00mBrussels Airlines

ter 9/3011:05 amLHR - ATL

2 stops32h 15mBrussels Airlines

Deal found 7/2

$758

dom 7/139:15 amATL - LGW

1 stop16h 40mMultiple Airlines

ter 7/2910:00 amLGW - ATL

1 stop15h 49mMultiple Airlines

Deal found 7/2

$760

One-way flights from Atlanta to London
Search for one-way flight options from Atlanta to London. Find affordable one-way fares based on user searches. Data last updated julho 3, 2025.

ter 9/166:31 pmATL - LGW

2 stops30h 49mMultiple Airlines

Deal found 7/3

$231

sáb 9/64:13 pmATL - LHR

2 stops14h 42mMultiple Airlines

Deal found 7/1

$237

ter 7/2210:15 pmATL - STN

2 stops56h 40mMultiple Airlines

Deal found 7/1

$239

sáb 7/2610:15 pmATL - LTN

3 stops60h 00mMultiple Airlines

Deal found 7/2

$249

qua 7/235:01 amATL - SEN

2 stops34h 49mMultiple Airlines

Deal found 6/30

$267

qua 11/57:45 amATL - LCY

2 stops28h 20mMultiple Airlines

Deal found 7/2

$319

Cheapflights Fare Finder

Use the filters below to find and compare flights from Atlanta to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

AtlantaLondon

ATL - LHR

ATLLHR

Atlanta Hartsfield-Jackson

seg 8/18

7:55 pm-9:40 pm

1 stop20h 45m

London Heathrow

dom 8/24

7:30 pm-5:20 pm

1 stop26h 50m

$642

AtlantaLondon

ATL - STN

ATLSTN

Atlanta Hartsfield-Jackson

qua 9/17

7:55 pm-7:50 pm

1 stop18h 55m

London Stansted

qua 10/1

7:05 am-5:20 pm

1 stop15h 15m

$642

AtlantaLondon

ATL - LGW

ATLLGW

Atlanta Hartsfield-Jackson

qui 9/18

9:36 pm-6:20 am

2 stops27h 44m

London Gatwick

sex 9/26

10:00 am-8:56 pm

1 stop15h 56m

$642

AtlantaLondon

ATL - LHR

ATLLHR

Atlanta Hartsfield-Jackson

qua 9/17

10:25 pm-11:40 am

Nonstop8h 15m

London Heathrow

qua 9/24

4:10 pm-8:35 pm

Nonstop9h 25m

$643

AtlantaLondon

ATL - LHR

ATLLHR

Atlanta Hartsfield-Jackson

qua 8/27

2:23 pm-9:00 am

1 stop13h 37m

London Heathrow

qui 9/11

4:10 pm-8:35 pm

Nonstop9h 25m

$644

AtlantaLondon

ATL - LHR

ATLLHR

Atlanta Hartsfield-Jackson

qua 10/29

6:12 pm-8:50 am

1 stop10h 38m

London Heathrow

ter 11/11

2:20 pm-7:20 pm

Nonstop10h 00m

$645

AtlantaLondon

ATL - LHR

ATLLHR

Atlanta Hartsfield-Jackson

qua 8/27

2:05 pm-6:30 am

1 stop11h 25m

London Heathrow

qua 9/10

9:30 am-9:41 pm

2 stops17h 11m

$646

AtlantaLondon

ATL - LHR

ATLLHR

Atlanta Hartsfield-Jackson

qua 8/6

6:00 am-6:30 am

2 stops19h 30m

London Heathrow

ter 8/12

6:30 am-2:20 pm

1 stop12h 50m

$648

AtlantaLondon

ATL - LGW

ATLLGW

Atlanta Hartsfield-Jackson

qua 8/6

12:48 pm-9:35 am

1 stop15h 47m

London Gatwick

qua 8/20

12:10 pm-9:19 pm

1 stop14h 09m

$651

AtlantaLondon

ATL - LCY

ATLLCY

Atlanta Hartsfield-Jackson

qua 8/27

4:05 pm-4:25 pm

1 stop19h 20m

London City

qua 9/10

8:45 am-9:39 pm

2 stops17h 54m

$651

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/3

Showing 1-10 of 31 results

The best insider tips for Atlanta to London flights

Cheapflights partnered with top experts to bring you the best recommendations for your Atlanta to London trip

Airlines

British Airways

World Traveller Plus offers extra seat width and legroom in a dedicated cabin.

Club Suite business class provides private pods with doors for enhanced privacy.

Read more about British Airwaysby Gabriel Leigh

Virgin Atlantic

Economy Delight offers extra legroom, priority boarding, and a 50-pound checked bag included.

Upper Class features lie-flat beds and a four-course meal, enhancing long-haul comfort.

Read more about Virgin Atlanticby Blane Bachelor

KLM

Economy Comfort offers 4 inches extra legroom, enhancing comfort on long-haul flights.

Premium economy provides extra width and legroom with upgraded service in a mini-cabin.

Airports

ATL

For quicker security, try the South security area or the international terminal if lines are long.

LHR

Take the Heathrow Express for the fastest trip to central London, reaching Paddington Station quickly.

Our travel experts

Gabriel Leigh

Expert on British Airways and KLM

Blane Bachelor

Expert on Virgin Atlantic

Ramsey Qubein

Expert on LHR

Chris Dong

Expert on ATL

Best time to book a flight from Atlanta to London

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

Estimated round-trip 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.

Cheapflights Insights

Everything you need to know about your flight from Atlanta to London

How far ahead should I book a flight from Atlanta to London?

Booking 20 days in advance of your planned departure date is, on average, the best time to get cheap flights from Atlanta to London. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, November is the cheapest month in which you can book a flight from Atlanta to London (average of $661). Flying from Atlanta to London in June is currently the most expensive (average of $1,098). 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.

What is the cheapest time of day to fly from ATL to LON?

It’s typically best to fly out from Atlanta to London at noon. Doing so could potentially save you 11% on the flight price compared to flying in the afternoon, which is usually more expensive.

What is the cheapest day to fly from Atlanta to London?

Travelers seeking maximum savings on their Atlanta to London flight should consider departing on Wednesday at noon when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Atlanta to London

The most flights from ATL to LON are scheduled on a Tuesday (25 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (23 on average).

Reviews of airlines servicing London

Read through reviews of airlines operating flights from Atlanta to London, such as Delta, KLM, and Austrian Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,982 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta

8.0

Very good

7,982 reviews

Delta

8.0

Very good

7,982 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM

7.8

Good

1,367 reviews

Delta

8.0

Very good

7,982 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Austrian Airlines

7.6

Good

809 reviews

Delta

8.0

Very good

7,982 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Finnair

7.6

Good

1,306 reviews

Delta

8.0

Very good

7,982 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Air France

7.5

Good

1,465 reviews

Delta

8.0

Very good

7,982 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

What airport do you fly from for flights from Atlanta to London?
For a flight from Atlanta to London, you will be flying from Hartsfield-Jackson. Atlanta Hartsfield-Jackson (ATL) is just 8.2 mi from the center of the city. Hartsfield-Jackson is the only Atlanta airport and it handles 24 outbound flights to London per day. 14 airlines have flights to London from Atlanta Hartsfield-Jackson on a regular basis.
What are the cheapest airlines flying from Atlanta to London round-trip?
Flying on Scandinavian Airlines is currently your cheapest option to London, with prices starting at $642. Additional round-trip tickets that might be worth considering are offered by Delta and Finnair, with the lowest prices starting at $643 and $644, respectively. Scandinavian Airlines is 26% cheaper than the average price of flights available within the next 90 days to this destination.
What are the most popular routes from Atlanta to London?
The most popular flight routes from Atlanta to London are Atlanta Hartsfield-Jackson - London Heathrow, Atlanta Hartsfield-Jackson - London Gatwick and Atlanta Hartsfield-Jackson - London City.
What are the most reliable airlines from Atlanta to London?
Before booking your flight to London from Atlanta, check out the most reliable airlines to get you to your destination on time: Scandinavian Airlines (75%), KLM (74%), Delta( 74%).
What are the cheapest flights from Atlanta to London?
While on average a flight from Atlanta to London is generally $2,606, our data shows the cheapest flight currently is $390. When looking at the most popular route, (Atlanta Hartsfield-Jackson - London Heathrow), you can expect to pay $322 for that flight.
Where are the most common layover locations when flying from Atlanta to London?
Flights departing from Atlanta and landing in London layover in New York most frequently. Atlanta to London flights stop in Copenhagen the next most.
What are some popular things to do or see while on a layover in New York?
Most New York visitors opt to spend their time experiencing Times Square, New York City Center, and Madison Square Garden. Times Square, New York City Center and Madison Square Garden are located about 13.6 mi, 13.6 mi, and 13.6 mi, respectively from New York John F Kennedy Intl if you are interested in checking them out. Those on a layover in New York in need of a rental car can book one at New York John F Kennedy Intl for about $74.
What are some popular points of interest to see during a layover in Copenhagen?
Tivoli, Kongens Nytorv, and Rådhuspladsen are the most popular attractions in Copenhagen if you're in need of something to do during your layover. Those on a layover in Copenhagen interested in visiting Tivoli, Kongens Nytorv, or Rådhuspladsen can do so by traveling 5.3 mi, 5.1 mi, and 5.2 mi, respectively from Kastrup Copenhagen. Those landing in Copenhagen looking to spend some time exploring during their layover can rent a car for about $54 per day.
Where are the least popular layover locations for Atlanta to London flights?
The least popular layover on flights from Atlanta to London is Boston.
Can I find deals for flights from Atlanta to London that include hotel bookings?
Yes. In addition to deals on Atlanta to London flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Atlanta to London?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Atlanta to London.
Can I find deals for business class flights from Atlanta to London?
Yes. Cheapflights offers flight deals from Atlanta to London 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 London?
Currently, November is the cheapest month in which you can book a flight from Atlanta to London (average of $661). Flying from Atlanta to London in June is currently the most expensive (average of $1,098). 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

Hounslow

Hayes

Thornton Heath

Canterbury

Harrow

Dover

Gatwick

Orpington

Watford

Croydon

Folkestone

Borehamwood

Aylesbury

Chelmsford

Brentwood

Chichester

Arundel

Milton Keynes

Bishop's Stortford

Dartford

Browse thousands of different options on Cheapflights for your next trip

Top 10 airlines flying from Atlanta to London

Airline	Cheapest	Average	Flexibility	On-time
Lufthansa	Cheapest$266	Average$971	FlexibilityNo cancel fee	On-time76%
Air Canada	Cheapest$382	Average$861	FlexibilityNo cancel fee	On-time67%
Scandinavian Airlines	Cheapest$413	Average$636	FlexibilityNo cancel fee	On-time77%
JetBlue	Cheapest$509	Average$765	FlexibilityNo cancel fee	On-time62%
Virgin Atlantic	Cheapest$563	Average$962	FlexibilityNo cancel fee	On-time72%
Iberia	Cheapest$601	Average$787	FlexibilityNo cancel fee	On-time77%
Air France	Cheapest$620	Average$891	FlexibilityNo cancel fee	On-time77%
Delta	Cheapest$622	Average$1,138	FlexibilityNo cancel fee	On-timeN/A
KLM	Cheapest$626	Average$1,116	FlexibilityNo cancel fee	On-time75%
British Airways	Cheapest$626	Average$871	FlexibilityNo cancel fee	On-time70%

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$231+ Cheap flights from Atlanta (ATL) to London (LON)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/16. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheapflights Tip: The best prices from Atlanta Hartsfield-Jackson to London are usually found in October or February, booked 20 days in advance, depart on a Tuesday or Wednesday and return on a Monday

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Cheapest flights from Atlanta to LondonExplore the most affordable flight options available from Atlanta to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julho 3, 2025.

Explore the most affordable flight options available from Atlanta to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julho 3, 2025.

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The best insider tips for Atlanta to London flights

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Best time to book a flight from Atlanta to London

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

Cheapflights Insights

Everything you need to know about your flight from Atlanta to London

How far ahead should I book a flight from Atlanta to London?

Use this chart to determine the optimal time to book a round-trip flight from Atlanta to London. Price data was last updated on June 27, 2025.

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

What is the cheapest time of day to fly from ATL to LON?

Find hourly flight availability from Atlanta to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated julho 3, 2025.

What is the cheapest day to fly from Atlanta to London?

Use this chart to determine the cheapest time to fly round-trip from Atlanta to London. Price data was last updated on October 20, 2024.

Weekly flight availability from Atlanta to London

Explore weekly flight availability from Atlanta to London. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated julho 3, 2025.

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated julho 3, 2025.

Read through reviews of airlines operating flights from Atlanta to London, such as Delta, KLM, and Austrian Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

What airport do you fly from for flights from Atlanta to London?

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

What are the most popular routes from Atlanta to London?

What are the most reliable airlines from Atlanta to London?

What are the cheapest flights from Atlanta to London?

Where are the most common layover locations when flying from Atlanta to London?

What are some popular things to do or see while on a layover in New York?

What are some popular points of interest to see during a layover in Copenhagen?

Where are the least popular layover locations for Atlanta to London flights?

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

How can I find direct flights from Atlanta to London?

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

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

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Cheapest flights from Atlanta to London
Explore the most affordable flight options available from Atlanta to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julho 3, 2025.