Question 1

How often are flights from Atlanta to London delayed?

Accepted Answer

About 19% of weekly flights between Atlanta and London have experienced delays in the past year, with the average delay time being 135 minutes.

Question 2

What’s the fastest stopover option from Atlanta to London Heathrow Airport?

Accepted Answer

Flights via New York (JFK) have the shortest average one-way travel time for one-stop routes: 13h 21m.

Question 3

What’s the top stopover airport for flights from Atlanta to London Heathrow Airport?

Accepted Answer

Copenhagen (CPH) – chosen by Cheapflights users on 33% of one-stop itineraries from Atlanta to London Heathrow Airport on Cheapflights.

Question 4

Which airport typically offers the quickest stopover for flights from Atlanta to London Heathrow Airport?

Accepted Answer

Flights via New York (JFK) offer the fastest connection on this route, with an average stopover time of 2h 48m.

Question 5

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

Accepted Answer

Over the past year, Virgin Atlantic have had the lowest number of delays on this route, with just 11% of flights being delayed.

Question 6

What’s the cheapest stopover airport for flights from Atlanta to London Heathrow Airport?

Accepted Answer

Copenhagen (CPH) is the most affordable one-stop option, with an average return flight price of £440.

Question 7

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

Accepted Answer

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.

Question 8

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

Accepted Answer

Wednesday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

Question 9

How long is the flight from Atlanta to London Heathrow Airport?

Accepted Answer

There are many flights that can get you from Atlanta to London Heathrow Airport in 8h 05m. Fly via KLM, British Airways, or United Airlines to get the fastest option. There are 4198 mi between Atlanta and London Heathrow Airport. This flight may include one or multiple stops.

Question 10

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

Accepted Answer

Flying on Delta is currently your cheapest option to London Heathrow Airport, with prices starting at £341. Additional return tickets that might be worth considering are offered by KLM and Scandinavian Airlines, with the lowest prices starting at £363 and £372, respectively. Delta is 47% cheaper than the average price of flights available within the next 90 days to this destination.

Question 11

What are the cheapest airlines to fly from Atlanta to London Heathrow Airport one-way?

Accepted Answer

One-way options have recently been found by users for as low as £251 on JetBlue. Other airlines that offer cheap prices include Virgin Atlantic from £296 and British Airways from £332 one-way.

Question 12

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

Accepted Answer

The price you pay for your flight from Atlanta to London Heathrow Airport may vary depending on when you book. For the best chance of a lower fare, look to book 46 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Question 13

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

Accepted Answer

Currently, January is the cheapest month in which you can book a flight from Atlanta to London Heathrow Airport (average of £367). Flying from Atlanta to London Heathrow Airport in June is currently the most expensive (average of £621). 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.

Question 14

Weekly flight availability from Atlanta to London Heathrow Airport

Accepted Answer

The most flights from ATL to LHR are scheduled on a Tuesday (24 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (22 on average).

Question 15

E

Accepted Answer

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

Question 16

E

Accepted Answer

If weather is an important factor for your trip to London Heathrow Airport, 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 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Question 17

What are the cheapest flights from Atlanta to London Heathrow Airport?

Accepted Answer

Looking at all options, your cheapest flight can be booked for £393. While the most popular route (Atlanta Hartsfield-Jackson - London Heathrow) can be booked for £302 on average, our data indicates £901 when flying from Atlanta to London Heathrow Airport.

Question 18

What are the most reliable airlines from Atlanta to London Heathrow Airport?

Accepted Answer

Before booking your flight to London Heathrow Airport from Atlanta, check out the most reliable airlines to get you to your destination on time: American Airlines (78%), Aer Lingus (78%), Finnair( 78%).

Question 19

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

Accepted Answer

Consider Virgin Atlantic, KLM or British Airways when booking your flight. These represent the most popular airlines when flying from Atlanta to London Heathrow Airport.

Question 20

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

Accepted Answer

When flying from Atlanta to London Heathrow Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Question 21

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

Accepted Answer

If you book a flight to London Heathrow from Atlanta, you will be flying from Hartsfield-Jackson, which is the city’s only airport. Atlanta Hartsfield-Jackson (ATL) is located 8.2 mi from the center of Atlanta. There are 22 flights from Hartsfield-Jackson to London Heathrow per day from 8 different airlines.

Question 22

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

Accepted Answer

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

Question 23

How can I find direct flights from Atlanta to Heathrow?

Accepted Answer

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

Question 24

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

Accepted Answer

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

Question 25

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

Accepted Answer

Cheapflights makes it easy to find Atlanta to Heathrow flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Question 26

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

Accepted Answer

Cheapflights simply makes it quick and affordable to book flights from Atlanta to Heathrow by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Question 27

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

Accepted Answer

Need flexible booking options for your flight to Heathrow from Atlanta? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Question 28

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

Accepted Answer

Of course! You can now track prices for flights from Atlanta to Heathrow and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

Round-trip from	£460
One-way from	£198
Popular in	June
Cheapest in	October
Average price	£552
Good round-trip deal	£576 or less
Good one-way deal	£419 or less

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest£341	Average£753	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights
KLM	Cheapest£363	Average£594	FlexibilityNo cancel fee	On-time75%	Search KLM flights
Scandinavian Airlines	Cheapest£372	Average£430	FlexibilityNo cancel fee	On-time77%	Search Scandinavian Airlines flights
British Airways	Cheapest£383	Average£615	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Virgin Atlantic	Cheapest£420	Average£629	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
Iberia	Cheapest£471	Average£597	FlexibilityNo cancel fee	On-time77%	Search Iberia flights
JetBlue	Cheapest£474	Average£662	FlexibilityNo cancel fee	On-time62%	Search JetBlue flights
Air France	Cheapest£491	Average£872	FlexibilityNo cancel fee	On-time77%	Search Air France flights

Cheap flights from Atlanta to London Heathrow Airport from £198

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 10/3. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Atlanta to Heathrow

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Find flight deals from Atlanta to Heathrow

Cheapest flights from Atlanta to HeathrowExplore the most affordable flight options available from Atlanta to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 January 2026.

Explore the most affordable flight options available from Atlanta to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 January 2026.

Cheapflights Fare Finder

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

Best time to book a flight from Atlanta to Heathrow

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

Cheapflights Insights

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

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

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

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

Weekly flight availability from Atlanta to London Heathrow Airport

How often are flights from Atlanta to London delayed?

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

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

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

What’s the top stopover airport for flights from Atlanta to London Heathrow Airport?

What’s the cheapest stopover airport for flights from Atlanta to London Heathrow Airport?

What’s the fastest stopover option from Atlanta to London Heathrow Airport?

Which airport typically offers the quickest stopover for flights from Atlanta to London Heathrow Airport?

Reviews of airlines servicing Heathrow

Read reviews from past customers who have flown with KLM, Virgin Atlantic, andAir France from Atlanta to London Heathrow Airport. 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.

Related info for your journey

Find useful and relevant information for your journey from Atlanta to Heathrow. 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 Heathrow?

How long is the flight from Atlanta to London Heathrow Airport?

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

What are the cheapest airlines to fly from Atlanta to London Heathrow Airport one-way?

What are the most reliable airlines from Atlanta to London Heathrow Airport?

What are the cheapest flights from Atlanta to London Heathrow Airport?

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

How can I find direct flights from Atlanta to Heathrow?

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

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

Travelling to a place near London Heathrow Airport?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Atlanta to Heathrow

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Top 8 airlines flying from Atlanta to Heathrow

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

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

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

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

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Cheapest flights from Atlanta to Heathrow
Explore the most affordable flight options available from Atlanta to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 January 2026.