Cheap flight tickets from Atlanta to London

Compare Atlanta to London flight deals

Find the cheapest month or even day of the year to fly to London

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Flight deals from Atlanta to London

Looking for a cheap last-minute deal or the best return flight from Atlanta to London? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Atlanta to London

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Atlanta to London flights are currently cheapest in March.

Direct flights from Atlanta to London

Atlanta to London: Flight information

The things to know before you go.
Cheapest flight foundRM2,083
Cheapest month to flyApril
Average flight time8 hrs, 11 mins
Most popular airlineKLM
Average flights per week192

Finding cheap flights from Atlanta to London: Frequently asked questions

There are 6 airports in London: London City, London Heathrow, London Gatwick, London Luton, London Stansted, and London Southend.
The best price we found for a return flight from Atlanta to London is RM2,083. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
8 hours and 11 minutes is the average flight time from Atlanta to London.
KLM, Virgin Atlantic and Delta fly direct from Atlanta to London.
As of February 2026, there are 192 flights per week flying from Atlanta to London.
The cheapest month to fly from Atlanta to London is usually April.
If you're flying from Atlanta, the cheapest airport near London is London Gatwick – which is 40.3 km away from the centre of London. We've found flights into this airport from RM2,083.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Atlanta to London on Thursday, 2 April 2026.
Yes – the average flight time is 8 hours and 11 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to London but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to London is around 40 days in advance, so don’t leave your flight to the last minute.
In February, the average temperature is usually around 4°C. August is typically the warmest month in London, when it usually averages around 22°C. You can expect the least rain in March. The coldest month is January, with temperatures averaging 1°C. The rainiest month is October.
The cheapest airline that flies to London is Spirit Airlines. And the cheapest airline that flies to London Heathrow Airport is Air France.

Travelling from Atlanta to London: what you need to know

  • Planning your trip starts with working out where you'll leave from in Atlanta. Hartsfield-Jackson Atlanta International Airport (ATL) is the city's main airport, so check out your options for reserving a flight from Atlanta to London jetting off from here.

  • Land at London Heathrow Airport (LHR) or London Gatwick Airport (LGW). You can also reach London through Stansted Airport (STN), London Luton Airport (LTN) and London City Airport (LCY).

  • The average length of a direct Atlanta to London flight is 8 hours 15 minutes.

  • London is four hours ahead of Atlanta and is in the UTC+0 timezone.

  • Hartsfield-Jackson Atlanta International Airport (ATL) to London Heathrow Airport (LHR) is the most traveled route between these two cities. There are 35 weekly flights to choose from. If you have things to do before heading off, the last flight from Atlanta to London is with Delta Air Lines at 23:59. Choose the first ATL to LHR departure operated by Delta Air Lines at 17:10 to make the most of your first day in London.

  • Leave enough time to catch your Atlanta to London flight. As a general rule, arrive at least two hours before international departures and an hour ahead for domestic flights.

  • During popular months like July, you'll want to get to the airport even earlier. Plan to arrive two hours before a domestic departure and four hours ahead for an international flight when you travel during a peak period in general.

How to find the cheapest flights from Atlanta to London

  • RM766 is the best price for a one-way ticket from Atlanta to London. A return flight starts from RM2,083. These prices may change depending on demand.

  • To score cheap Atlanta to London flights, reserve your journey six months before your departure date.

  • September is the best month for picking up an incredible deal on a plane ticket from Atlanta to London. If you want to travel at a different time of year, the 'Whole month' tool will give you the lowest prices across every month.

  • Finding a cheap flight from Atlanta to London is easy with Price Alerts. Simply create one of these automatic alerts and we'll notify you when the price has dropped.

  • Tailor your travel plans using filters. Choose your arrival and departure times, airlines and total journey duration. You can also sort your results by 'Fastest,' 'Best' or 'Cheapest' Atlanta to London flights.

Flying from Atlanta

Hartsfield-Jackson Atlanta International Airport (ATL)

  • You can catch a direct flight from Atlanta to London taking off from Hartsfield-Jackson Atlanta International Airport (ATL). Start your journey at ATL and touch down at London Heathrow Airport (LHR).

  • You can choose from a range of airlines offering direct Atlanta to London plane tickets with departures from ATL, including:

  • Stopovers are the perfect opportunity to take a break from travelling — and possibly even visit a new city. When browsing Atlanta to London flights departing from Hartsfield-Jackson Atlanta International Airport, uncheck the 'Direct flights only' box to see where you can stop along the way. Popular options include:

    • Charlotte Douglas International Airport (CLT)

    • Amsterdam Airport Schiphol (AMS)

    • Frankfurt Airport (FRA)

  • Travelling from central Atlanta to ATL takes about 1 hour 10 minutes on public transport. If you drive, ride-share or grab a cab, you'll cover the 13 kilometres in 15 minutes or so, depending on traffic.

  • Looking for a handy hotel close to Hartsfield-Jackson Atlanta International Airport? If you're catching an early flight from Atlanta to London, these stays will have you sleeping moments from your departure lounge:

  • When it comes to the on-time performance of Hartsfield-Jackson Atlanta International Airport, data shows 76.64% of flights arrive within the expected time frame.

  • ATL is located at 6000 N Terminal Parkway.

Arriving in London

London Heathrow Airport (LHR)

  • London Heathrow Airport (LHR) to central London takes around 55 minutes to reach by car. The centre is roughly 23 kilometres away.

  • Getting there by public transport takes roughly 1 hour.

  • The last thing you want is a lengthy journey to your hotel if you're getting in late on a flight from Atlanta to London. Book one of these accommodation options near LHR instead:

  • Begin your adventure by picking up a London Heathrow Airport rental car. Grab your wheels from Surprice, U-Save or Green Motion to explore London and beyond.

  • Booking your vehicle from London Heathrow Airport around one week ahead increases your chances of getting a good deal.

London Gatwick Airport (LGW)

  • London Gatwick Airport (LGW) is about 40 kilometres from the centre of London. After your flight from Atlanta to London, it'll take you approximately 1 hour 20 minutes to get to the heart of the city in a ride-share or cab.

  • You can expect the journey to take roughly 30 minutes on public transport.

  • After your flight from Atlanta to London, kick back at a hotel near LGW. These are some great options that'll help you sink into relaxation mode:

  • No need to worry about public transport schedules or waiting forever for a cab. Grab a London Gatwick Airport rental car and blaze your own trail. Compare availability and rates from Green Motion, U-Save and Drivalia.

  • Get the lowest price by securing your ride from LGW three weeks ahead of time. You can also expect to have a greater range of vehicles.

Stansted Airport (STN)

  • Hop off your flight from Atlanta to London and travel to your hotel or start taking in the sights right away. Central London is around 48 kilometres from Stansted Airport (STN) and takes roughly 1 hour to drive there.

  • The journey takes around 1 hour 25 minutes by public transport.

  • Enjoy a restful, unhurried start to your trip by staying at a hotel near STN after your Atlanta to London flight. Unwind after a day of travel or simply take a moment to find your footing in a new city at:

  • Whether you want a budget-friendly compact for a solo escape or a roomy SUV to move the whole family, you'll find the perfect Stansted Airport rental car for your needs. Browse the range of wheels available from suppliers such as Green Motion, Drivalia and Europcar.

  • Around four weeks ahead of your flight from Atlanta to London is the ideal time to book your ride from STN. You're more likely to find a cheaper rate or get access to early bird discounts.

Best time to go to London

  • July is the busiest month for flights from Atlanta to London. To steer clear of the crowds, visit London in February.

  • When booking your Atlanta to London tickets, think about the weather you're most comfortable in. July is the warmest month in London, with temperatures ranging from 11ºC (52ºF) to 26ºC (79ºF).

  • Look for cheap flights from Atlanta to London in January if you'd rather travel when it's cooler. Temperatures are at their lowest then, ranging between 0ºC (32ºF) and 9ºC (48ºF) on average.

More about London

  • Start your London trip right by choosing the perfect place to stay. Once you've booked your flight from Atlanta to London, browse our selection of accommodation options including:

  • There are so many things to discover in this city it can be tricky to know where to start. Big Ben, The British Museum and Buckingham Palace are popular attractions which should feature on every London itinerary.

Explore more of United Kingdom

  • You've done London, now it's time to discover other corners of United Kingdom. Journey around 161 kilometres north-west to Birmingham to tick off its popular sights. From Cadbury World to The Library of Birmingham and National Sea Life Centre, your itinerary will be busy.

  • Bristol is another well-known destination in United Kingdom and is around 177 kilometres west of London. No journey is complete without a visit to Clifton Suspension Bridge, Cabot Tower and Brandon Hill Nature Park.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.