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Cheap Flights from Atlanta to London Heathrow

Compare Atlanta to London Heathrow flight deals

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

Book the best London Heathrow fare with no extra fees

Flight deals from Atlanta to London Heathrow

Looking for a cheap last-minute deal or the best return flight from Atlanta to London Heathrow? Find the lowest prices on one-way and return tickets right here.
London.516 € per passenger.Departing Mon, 1 Dec, returning Thu, 11 Dec.Return flight with Iberia.Outbound direct flight with Iberia departs from Atlanta Hartsfield-Jackson on Mon, 1 Dec, arriving in London Heathrow.Inbound direct flight with Iberia departs from London Heathrow on Thu, 11 Dec, arriving in Atlanta Hartsfield-Jackson.Price includes taxes and charges.From 516 €, select.
London.516 € per passenger.Departing Thu, 1 May, returning Wed, 7 May.Return flight with Frontier Airlines and Virgin Atlantic.Outbound indirect flight with Frontier Airlines, departs from Atlanta Hartsfield-Jackson on Thu, 1 May, arriving in London Heathrow.Inbound indirect flight with Virgin Atlantic, departs from London Heathrow on Wed, 7 May, arriving in Atlanta Hartsfield-Jackson.Price includes taxes and charges.From 516 €, select.
London.518 € per passenger.Departing Sun, 10 Aug, returning Wed, 20 Aug.Return flight with Iberia.Outbound direct flight with Iberia departs from Atlanta Hartsfield-Jackson on Sun, 10 Aug, arriving in London Heathrow.Inbound direct flight with Iberia departs from London Heathrow on Wed, 20 Aug, arriving in Atlanta Hartsfield-Jackson.Price includes taxes and charges.From 518 €, select.
London.518 € per passenger.Departing Mon, 3 Nov, returning Wed, 12 Nov.Return flight with Iberia.Outbound direct flight with Iberia departs from Atlanta Hartsfield-Jackson on Mon, 3 Nov, arriving in London Heathrow.Inbound direct flight with Iberia departs from London Heathrow on Wed, 12 Nov, arriving in Atlanta Hartsfield-Jackson.Price includes taxes and charges.From 518 €, select.
London.519 € per passenger.Departing Sun, 22 Feb, returning Sun, 1 Mar.Return flight with Scandinavian Airlines.Outbound indirect flight with Scandinavian Airlines, departs from Atlanta Hartsfield-Jackson on Sun, 22 Feb, arriving in London Heathrow.Inbound indirect flight with Scandinavian Airlines, departs from London Heathrow on Sun, 1 Mar, arriving in Atlanta Hartsfield-Jackson.Price includes taxes and charges.From 519 €, select.
London.519 € per passenger.Departing Sun, 1 Feb, returning Sun, 8 Feb.Return flight with Scandinavian Airlines.Outbound indirect flight with Scandinavian Airlines, departs from Atlanta Hartsfield-Jackson on Sun, 1 Feb, arriving in London Heathrow.Inbound indirect flight with Scandinavian Airlines, departs from London Heathrow on Sun, 8 Feb, arriving in Atlanta Hartsfield-Jackson.Price includes taxes and charges.From 519 €, select.
London.519 € per passenger.Departing Sun, 25 Jan, returning Sun, 1 Feb.Return flight with Scandinavian Airlines.Outbound indirect flight with Scandinavian Airlines, departs from Atlanta Hartsfield-Jackson on Sun, 25 Jan, arriving in London Heathrow.Inbound indirect flight with Scandinavian Airlines, departs from London Heathrow on Sun, 1 Feb, arriving in Atlanta Hartsfield-Jackson.Price includes taxes and charges.From 519 €, select.
London.519 € per passenger.Departing Sun, 18 Jan, returning Sun, 25 Jan.Return flight with Scandinavian Airlines.Outbound indirect flight with Scandinavian Airlines, departs from Atlanta Hartsfield-Jackson on Sun, 18 Jan, arriving in London Heathrow.Inbound indirect flight with Scandinavian Airlines, departs from London Heathrow on Sun, 25 Jan, arriving in Atlanta Hartsfield-Jackson.Price includes taxes and charges.From 519 €, select.

Find the cheapest month to fly from Atlanta to London Heathrow

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Atlanta to London Heathrow flights are currently cheapest in May.
Apr
from 560 €
May
from 516 €
Jun
from 648 €
Jul
from 722 €
Aug
from 518 €
Sep
from 540 €
Oct
from 531 €
Nov
from 518 €
Dec
from 516 €
Jan
from 519 €
Feb
from 519 €
Mar
from 519 €

Direct flights from Atlanta to London Heathrow

Atlanta to London Heathrow: Alternative routes

Compare routes from Atlanta to London below. You may find an airport to fly into that's cheaper, faster, or easier than London Heathrow.

Atlanta to London: Flight information

The things to know before you go.
Cheapest flight found516 €
Cheapest month to flyDecember
Average flight time8 hrs, 16 mins
Most popular airlineKLM
Average flights per week189

Finding cheap flights from Atlanta to London Heathrow: Frequently asked questions

The best price we found for a return flight from Atlanta to London Heathrow is 516 €. 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 16 minutes is the average flight time from Atlanta to London Heathrow.
KLM, Virgin Atlantic and Delta fly direct from Atlanta to London Heathrow.
As of April 2025, there are 189 flights per week flying from Atlanta to London Heathrow.
The cheapest month to fly from Atlanta to London Heathrow is usually April 2025.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Atlanta to London Heathrow Airport on Monday, 1 December 2025.
Yes – the average flight time is 8 hours and 16 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 Heathrow 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.

Flying from Atlanta to London Heathrow Airport (LHR): 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 explore your options for reserving a flight from Atlanta to London Heathrow Airport (LHR) taking off from here.

  • Hop on a direct flight from Atlanta to London Heathrow Airport and you'll be travelling for an average of 8 hours 9 minutes.

  • London is 4 hours ahead of Atlanta. London Heathrow Airport is located in London, which operates on the UTC+0 timezone.

  • The most popular route is from Hartsfield-Jackson Atlanta International Airport (ATL) to London Heathrow Airport (LHR), with 47 direct weekly services. If you want to get going as soon as possible, the earliest flight from ATL to LHR is the 00:59 Delta service. If you prefer to leave later in the day, the last departure is at 23:59 with Delta.

  • For a stress-free journey, turn up at the airport two hours ahead of international flights and one hour before domestic departures. This way, you can comfortably catch your flight from Atlanta to LHR.

  • If you're going away during a peak month like July, get to the airport even earlier. It's wise to arrive up to four hours before an international flight and two hours ahead of a domestic departure. Expect lines to be longer during peak periods like spring break and summer.

Airports in Atlanta

Hartsfield-Jackson Atlanta International Airport (ATL)

  • You can book a direct flight from Atlanta to London Heathrow Airport (LHR) departing from Hartsfield-Jackson Atlanta International Airport (ATL).

  • Top carriers that operate direct flights from Atlanta to London Heathrow Airport out of ATL include:

  • A stopover is the perfect opportunity to take a break from travelling — and perhaps even explore a different city. When searching for flights from Atlanta to LHR leaving from Hartsfield-Jackson Atlanta International Airport (ATL), uncheck the 'Direct flights only' box to see where you can visit along the way. Popular options include:

    • Washington Dulles International Airport (IAD)

    • Baltimore/Wash International Thurgood Marshall Airport (BWI)

    • Charlotte Douglas International Airport (CLT)

  • From the centre of Atlanta, ATL is around 18 kilometres away. Use navigation apps or visit the official airport website to find the best way to arrive at the terminal.

  • After a leisurely start to your break? Stay near Hartsfield-Jackson Atlanta International Airport. Whether you have an early flight from Atlanta to London Heathrow Airport or just don't want to be rushed, these hotels are just the thing:

About London Heathrow Airport (LHR)

Getting from London Heathrow Airport (LHR) to central London

  • London Heathrow Airport is approximately 31 kilometres from central London. With your own car rental or if you're catching a cab, the drive is around 57 minutes.

  • Travelling to the centre by public transport typically takes 1 hour and 1 minute.

How to find the cheapest flights from Atlanta to London Heathrow Airport (LHR)

  • The best price we've found for a one-way ticket from Atlanta to London Heathrow Airport is 237 €. The cheapest price for a return flight is 516 €. Remember fares can change due to demand at the time of booking.

  • We recommend booking as early as possible to get cheap tickets from Atlanta to LHR. You're more likely to score a great deal and have a wider selection of departure times and travel dates.

  • If you're flexible with your travel plans, try using the 'Whole month' tool. It'll find the cheapest price in each month when searching for your ticket from Atlanta to London Heathrow Airport.

  • Locking in a cheap ticket from Atlanta to LHR is a breeze with Price Alerts. All you need to do is set up one of these automatic alerts and we'll notify you as soon as the price has dropped.

  • Personalise your trip by applying filters. Adjust the number of stops, total duration, and departure and arrival times to find the right flight from Atlanta to London Heathrow Airport. You can also sort the results to see the 'Fastest,' 'Best' or 'Cheapest' options first.

The best time to fly from Atlanta to London Heathrow Airport (LHR)

  • It's time to figure out your dates for your flight from Atlanta to London Heathrow Airport. July is the most popular month for a trip to London. If you prefer a more relaxed vibe, go in February.

  • The warmest month in London is July, with temperatures ranging between 11ºC and 26ºC. Lock in your flights from Atlanta to LHR in this month if this is the type of weather you enjoy.

  • Travel in January if you want to explore when it's cooler. Temperatures average between 0ºC and 9ºC. However, this destination delivers on a good time whenever you book your cheap flights from Atlanta to London Heathrow Airport.

More about London

Complete your London trip with a car rental

  • Finding you a cheap flight from Atlanta to London Heathrow Airport isn't our only party trick. Check out our car rentals in London and explore the city on your own terms. We find deals from trusted car rental companies and put them all in one place. You can instantly compare offers and then book with no fees.

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Plan the rest of your trip from Atlanta to London

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