How many flights depart from Atlanta to London on average per week?

The number of flights available between Atlanta and London is 158 per week as of November 2025. The most frequent departure day is Mon, with 15% of weekly flights leaving on this day.

Which layover airport has the shortest travel time from Atlanta to London?

Flights connecting via Toronto (YYZ) have the shortest average one-way travel time: 11h 27m.

How often are flights from Atlanta to London delayed?

Historically, on average around 20% of flights between Atlanta and London have experienced a delay on any given week. The average delay length over the past 12 months has been 136 minutes.

How many flights depart from Atlanta to London on average per day?

The number of flights available between Atlanta and London is 22 per day as of November 2025. The most frequent departure time is 10:00PM, with 82% of daily flights leaving in the evening.

Which airport is the most popular layover for flights between Atlanta and London?

Copenhagen (CPH) was the most common stop: 43% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport has the shortest connection time from Atlanta to London?

Frankfurt am Main (FRA) has the shortest average layover time for this route: 1h 05m.

What is the most punctual flight time for Atlanta to London flights?

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights in the morning have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Wednesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

What airlines fly to London?

Delta, British Airways and Virgin Atlantic are the top three most popular airlines that fly to London from Atlanta according to our data. Delta is the first choice among our users, with 45% of people opting to fly with this airline when traveling to London. Keep in mind that there are 15 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.

Which airline has the best punctuality record on Atlanta to London flights?

According to our data, Virgin Atlantic have had the least number of delays on this route over the last 12 months; with about 11% of their flights experiencing any sort of delay.

What is the cheapest airline that flies from Atlanta Hartsfield-Jackson to London?

WestJet is the most popular carrier operating from Atlanta Hartsfield-Jackson to London

Which layover airport offers the lowest fares from Atlanta to London?

Flights via New York (JFK) offer the lowest average round-trip price of $440.

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

Prices for flights from Atlanta Hartsfield-Jackson Airport to London are refreshed on a daily basis.

How many operators does momondo search for flights from Atlanta Hartsfield-Jackson Airport to London?

As of November 2025, there are 15 operators available to choose from for flights from Atlanta Hartsfield-Jackson Airport to London.

How old do you have to be to fly from Atlanta Hartsfield-Jackson Airport to London?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Atlanta Hartsfield-Jackson Airport to London.

What documentation or ID do you need to fly to London?

The required travel and health documents for your London trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$271 Cheap Flights from Atlanta to London in 2025/26

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Cheap round-trip flights

Enter your travel dates to find the best prices.

12:55 pm - 7:10 amATL-LHR

13h 15m1 stop

6:50 am - 9:53 pmLHR-ATL

20h 03m2 stops

$626Multiple Airlines

Find Deal

mar., ene. 20 - lun., ene. 26

8:00 pm - 4:25 pmATL-LHR

15h 25m2 stops

6:40 am - 6:25 pmLHR-ATL

15h 45m2 stops

$627Scandinavian Airlines

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lun., mar. 2 - lun., mar. 16

9:10 am - 6:10 pmATL-STN

28h 00m3 stops

4:20 pm - 3:30 pmSTN-ATL

27h 10m2 stops

$627Multiple Airlines

Find Deal

mié., mar. 4 - mié., mar. 11

6:42 pm - 12:20 pmATL-LHR

12h 38m1 stop

3:35 pm - 9:10 pmLHR-ATL

9h 35mnonstop

$628Iberia

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mié., ene. 14 - sáb., mar. 14

5:30 pm - 6:25 amATL-LHR

7h 55mnonstop

8:55 am - 5:55 pmLHR-ATL

14h 00m1 stop

$629Virgin Atlantic

Find Deal

jue., dic. 11 - jue., dic. 18

4:02 pm - 10:00 amATL-LGW

13h 58m1 stop

2:00 pm - 11:38 pmLGW-ATL

14h 38m1 stop

$629Multiple Airlines

Find Deal

mar., mar. 24 - jue., abr. 9

10:10 pm - 11:15 amATL-LHR

8h 05mnonstop

3:35 pm - 8:10 pmLHR-ATL

9h 35mnonstop

$630British Airways

Find Deal

mar., dic. 9 - mar., dic. 16

8:00 pm - 9:20 amATL-LHR

32h 20m1 stop

9:05 pm - 5:25 pmLHR-ATL

25h 20m2 stops

$632Scandinavian Airlines

Find Deal

vie., feb. 13 - dom., feb. 22

9:00 am - 9:30 amATL-LHR

19h 30m1 stop

8:05 am - 7:44 pmLHR-ATL

16h 39m1 stop

$635JetBlue

Find Deal

mar., ene. 20 - lun., ene. 26

3:50 pm - 9:30 amATL-LCY

12h 40m1 stop

8:05 pm - 1:35 pmLCY-ATL

22h 30m1 stop

$639Virgin Atlantic

Find Deal

mar., ene. 20 - lun., ene. 26

Iberia flights from Atlanta to London

Our best Iberia deals on Atlanta to London flight tickets

Iberia

Jan 14

ATL6:42 pmAtlanta Hartsfield-Jackson

12h 38m

1 stop

LHR12:20 pmLondon Heathrow

Mar 14

LHR3:35 pmLondon Heathrow

9h 35m

ATL9:10 pmAtlanta Hartsfield-Jackson

$628

Find similar

Iberia

Jan 11

ATL10:10 pmAtlanta Hartsfield-Jackson

8h 05m

LHR11:15 amLondon Heathrow

May 10

LHR4:10 pmLondon Heathrow

9h 25m

ATL8:35 pmAtlanta Hartsfield-Jackson

$640

Find similar

Iberia

Jan 15

ATL10:10 pmAtlanta Hartsfield-Jackson

8h 05m

LHR11:15 amLondon Heathrow

Jan 18

LHR3:35 pmLondon Heathrow

9h 35m

ATL8:10 pmAtlanta Hartsfield-Jackson

$673

Find similar

Delta flights from Atlanta to London

Our best Delta deals on Atlanta to London flight tickets

Delta

Dec 3

ATL11:00 amAtlanta Hartsfield-Jackson

16h 45m

1 stop

LHR8:45 amLondon Heathrow

Dec 8

LHR8:55 amLondon Heathrow

15h 40m

1 stop

ATL7:35 pmAtlanta Hartsfield-Jackson

$629

Find similar

Delta

Dec 2

ATL5:50 pmAtlanta Hartsfield-Jackson

10h 30m

1 stop

LHR9:20 amLondon Heathrow

Dec 7

LHR8:40 amLondon Heathrow

17h 05m

1 stop

ATL8:45 pmAtlanta Hartsfield-Jackson

$630

Find similar

Delta

Dec 2

ATL5:30 pmAtlanta Hartsfield-Jackson

7h 55m

LHR6:25 amLondon Heathrow

Dec 7

LHR8:55 amLondon Heathrow

9h 40m

ATL1:35 pmAtlanta Hartsfield-Jackson

$631

Find similar

Fly from

Fly to

Route

Depart

Return

Price

AtlantaLondon

ATL - LHR

ATLLHR

Atlanta Hartsfield-Jackson

mar. 1/20

12:55 pm-7:10 am

1 stop13h 15m

London Heathrow

lun. 1/26

6:50 am-9:53 pm

2 stops20h 03m

$626

AtlantaLondon

ATL - LHR

ATLLHR

Atlanta Hartsfield-Jackson

lun. 3/2

8:00 pm-4:25 pm

2 stops15h 25m

London Heathrow

lun. 3/16

6:40 am-6:25 pm

2 stops15h 45m

$627

AtlantaLondon

ATL - STN

ATLSTN

Atlanta Hartsfield-Jackson

mié. 3/4

9:10 am-6:10 pm

3 stops28h 00m

London Stansted

mié. 3/11

4:20 pm-3:30 pm

2 stops27h 10m

$627

AtlantaLondon

ATL - LHR

ATLLHR

Atlanta Hartsfield-Jackson

mié. 1/14

6:42 pm-12:20 pm

1 stop12h 38m

London Heathrow

sáb. 3/14

3:35 pm-9:10 pm

Nonstop9h 35m

$628

AtlantaLondon

ATL - LHR

ATLLHR

Atlanta Hartsfield-Jackson

jue. 12/11

5:30 pm-6:25 am

Nonstop7h 55m

London Heathrow

jue. 12/18

8:55 am-5:55 pm

1 stop14h 00m

$629

AtlantaLondon

ATL - LGW

ATLLGW

Atlanta Hartsfield-Jackson

mar. 3/24

4:02 pm-10:00 am

1 stop13h 58m

London Gatwick

jue. 4/9

2:00 pm-11:38 pm

1 stop14h 38m

$629

AtlantaLondon

ATL - LHR

ATLLHR

Atlanta Hartsfield-Jackson

mar. 12/9

10:10 pm-11:15 am

Nonstop8h 05m

London Heathrow

mar. 12/16

3:35 pm-8:10 pm

Nonstop9h 35m

$630

AtlantaLondon

ATL - LHR

ATLLHR

Atlanta Hartsfield-Jackson

vie. 2/13

8:00 pm-9:20 am

1 stop32h 20m

London Heathrow

dom. 2/22

9:05 pm-5:25 pm

2 stops25h 20m

$632

AtlantaLondon

ATL - LHR

ATLLHR

Atlanta Hartsfield-Jackson

mar. 1/20

9:00 am-9:30 am

1 stop19h 30m

London Heathrow

lun. 1/26

8:05 am-7:44 pm

1 stop16h 39m

$635

AtlantaLondon

ATL - LCY

ATLLCY

Atlanta Hartsfield-Jackson

mar. 1/20

3:50 pm-9:30 am

1 stop12h 40m

London City

lun. 1/26

8:05 pm-1:35 pm

1 stop22h 30m

$639

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How to get the cheapest flight ticket from Atlanta to London

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

Prices

Airlines

Delays

Layovers

Other information

What is the typical price of a round-trip flight between Atlanta and London?

What is the cheapest month to fly to London?

The cheapest month to fly to London from Atlanta is in October. Flight prices, which tend to average around $681, are often lower during this time because this is during the off-season. The month of September is another great option to travel to London, with average flight prices from Atlanta averaging around $726.

What is the cheapest day to depart on your flight to London?

The cheapest day to depart from Atlanta to London is on a Wednesday. Travelers who choose to depart for London on a Wednesday will often find tickets for as low as $848. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $976. These prices are subject to change though, so be sure to set up a Price Alert for flights to London.

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

Flying to London from Atlanta at noon is the least expensive time of day to depart. momondo users have found prices as low as $859 when looking at flights departing at noon. Flights to London are more costly in the afternoon, with an average ticket price of $953. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Atlanta Hartsfield-Jackson to London flight route?

Fly from Atlanta Hartsfield-Jackson to London Heathrow for the best Atlanta Hartsfield-Jackson - London flight prices

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

You are more likely to see cheaper flights to London from Atlanta when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around $867 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Atlanta for as low as $795 on momondo.

What cabin class options are available on Atlanta Hartsfield-Jackson to London flights?

There are 4 cabin classes available to choose from on Atlanta Hartsfield-Jackson to London flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Atlanta to London flights?

No. A direct flight is the cheapest option for a flight between Atlanta to London.

How have Atlanta to London flight prices changed over time?

As of November 2025, prices for Atlanta to London flights are approximately 0% cheaper when compared to flights at the same time last year.

When to book flights from Atlanta to London

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

Estimated round-trip price

Cheap Atlanta to London (ATL to LON) flight deals and tips

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

Best Price Found	$446
Fastest flight time	7h 55m
Direct flights	Every day
Airports in London	1 airport

The best one-way flight to London from Atlanta in the past 72 hours is $446. The best round-trip flight deal from Atlanta to London found on momondo in the last 72 hours is $719.

The fastest flight from Atlanta to London takes 7h 55m

Direct flights go from Atlanta to London every day.

There is 1 airport near London: London Heathrow (LHR)

Search flight deals

How far is Atlanta Hartsfield-Jackson to London by plane?
The distance between Atlanta Hartsfield-Jackson and London is about 4203.7 mi. By plane, this route typically takes 7h 55m.
When did momondo last update prices for flights from Atlanta Hartsfield-Jackson Airport to London?
Prices for flights from Atlanta Hartsfield-Jackson Airport to London are refreshed on a daily basis.
How many operators does momondo search for flights from Atlanta Hartsfield-Jackson Airport to London?
As of November 2025, there are 15 operators available to choose from for flights from Atlanta Hartsfield-Jackson Airport to London.
How old do you have to be to fly from Atlanta Hartsfield-Jackson Airport to London?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Atlanta Hartsfield-Jackson Airport to London.
What documentation or ID do you need to fly to London?
The required travel and health documents for your London trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Atlanta to London?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Atlanta to London is Boeing 777 (29.44% of total bookings). The next most popular plane models are Airbus A350-1000 (23.78%), Boeing 767-400 (17.24%), and Airbus A330-200 (15.61%).
What is the most popular airline from Atlanta to London?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Atlanta to London is Delta (32% of total bookings). The next most popular airlines are British Airways (19%), Virgin Atlantic (15%), and JetBlue (7%).

Best airlines flying from Atlanta to London

Compare and see reviews for airlines that fly from Atlanta to London with momondo

Airline	Rating	Free Cancellation	Price
JetBlue	PriceFrom $51	Free Cancellation	Rating 7.2 2,905 reviews	Search JetBlue flights
United Airlines	PriceFrom $326	Free Cancellation	Rating 7.4 9,046 reviews	Search United Airlines flights
Air Canada	PriceFrom $382	Free Cancellation	Rating 7.1 10,476 reviews	Search Air Canada flights
Scandinavian Airlines	PriceFrom $430	Free Cancellation	Rating 7.4 1,589 reviews	Search Scandinavian Airlines flights
Virgin Atlantic	PriceFrom $486	Free Cancellation	Rating 7.5 675 reviews	Search Virgin Atlantic flights
Delta	PriceFrom $486	Free Cancellation	Rating 7.9 7,998 reviews	Search Delta flights
Aer Lingus	PriceFrom $511	Free Cancellation	Rating 7.2 1,381 reviews	Search Aer Lingus flights
British Airways	PriceFrom $515	Free Cancellation	Rating 6.7 7,539 reviews	Search British Airways flights
Iberia	PriceFrom $564	Free Cancellation	Rating 7.0 3,034 reviews	Search Iberia flights
Air France	PriceFrom $572	Free Cancellation	Rating 7.4 1,497 reviews	Search Air France flights

Delta Flights From Atlanta to London
Delta flies from Atlanta to London around 24 times per week, with 7,998 momondo users rating the airline 7.9/10. The cheapest Delta deal from Atlanta to London in the last 72 hours was $486 (round-trip), much lower than the average airfare cost of $1,072 for Delta flights on this route.
KLM Flights From Atlanta to London
The best KLM deal for Atlanta to London flight tickets found on momondo in the last 72 hours was $682, round-trip. It should be noted that an average KLM flight deal for this route in this time was higher, at $898 round-trip. KLM operates 28 flights out of Atlanta into London in an average week, so prices vary by time and availability. 1,422 KLM reviews by users on momondo have scored the airline at 7.7/10.

Gatwick

Hounslow

Milton Keynes

Dover

Luton

Slough

Guildford

Hayes

Dartford

Crawley

Brentwood

Chelmsford

Wembley

Romford

Watford

Ilford

Cobham

Folkestone

Uxbridge

Stansted

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Atlanta to London. momondo saves you time and could save you money on your trip.

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

Yes. All flights to London from Atlanta on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo helps you find the best flight between Atlanta and London by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from Atlanta and alert you when they change.

An easier way to manage your London 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.

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Cheap flights from Atlanta to London from $271

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Atlanta to London departing on 12/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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How to get the cheapest flight ticket from Atlanta to London

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 typical price of a round-trip flight between Atlanta and London?

What is the cheapest month to fly to London?

What is the cheapest day to depart on your flight to London?

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

What is the cheapest Atlanta Hartsfield-Jackson to London flight route?

Fly from Atlanta Hartsfield-Jackson to London Heathrow for the best Atlanta Hartsfield-Jackson - London flight prices

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

What cabin class options are available on Atlanta Hartsfield-Jackson to London flights?

There are 4 cabin classes available to choose from on Atlanta Hartsfield-Jackson to London flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Atlanta to London flights?

No. A direct flight is the cheapest option for a flight between Atlanta to London.

How have Atlanta to London flight prices changed over time?

As of November 2025, prices for Atlanta to London flights are approximately 0% cheaper when compared to flights at the same time last year.

What is the cheapest airline that flies from Atlanta Hartsfield-Jackson to London?

WestJet is the most popular carrier operating from Atlanta Hartsfield-Jackson to London

What airlines fly to London?

How often are flights from Atlanta to London delayed?

Historically, on average around 20% of flights between Atlanta and London have experienced a delay on any given week. The average delay length over the past 12 months has been 136 minutes.

What is the most punctual flight time for Atlanta to London flights?

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights in the morning have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Wednesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Atlanta to London flights?

According to our data, Virgin Atlantic have had the least number of delays on this route over the last 12 months; with about 11% of their flights experiencing any sort of delay.

Which airport is the most popular layover for flights between Atlanta and London?

Copenhagen (CPH) was the most common stop: 43% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Atlanta to London?

Flights via New York (JFK) offer the lowest average round-trip price of $440.

Which layover airport has the shortest travel time from Atlanta to London?

Flights connecting via Toronto (YYZ) have the shortest average one-way travel time: 11h 27m.

Which layover airport has the shortest connection time from Atlanta to London?

Frankfurt am Main (FRA) has the shortest average layover time for this route: 1h 05m.

How many flights depart from Atlanta to London on average per day?

The number of flights available between Atlanta and London is 22 per day as of November 2025. The most frequent departure time is 10:00PM, with 82% of daily flights leaving in the evening.

How many flights depart from Atlanta to London on average per week?

The number of flights available between Atlanta and London is 158 per week as of November 2025. The most frequent departure day is Mon, with 15% of weekly flights leaving on this day.

When to book flights from Atlanta to London

Cheap Atlanta to London (ATL to LON) flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in London

How far is Atlanta Hartsfield-Jackson to London by plane?

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

How many operators does momondo search for flights from Atlanta Hartsfield-Jackson Airport to London?

How old do you have to be to fly from Atlanta Hartsfield-Jackson Airport to London?

What documentation or ID do you need to fly to London?

What is the most popular plane model from Atlanta to London?

What is the most popular airline from Atlanta to London?

Best airlines flying from Atlanta to London

Compare and see reviews for airlines that fly from Atlanta to London with momondo

Delta Flights From Atlanta to London

KLM Flights From Atlanta to London

Traveling to a place near London?

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