Cheap flights from Atlanta to London Heathrow Airport from £254
This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 31/1. Fares are subject to change and may not be available on all flights or dates of travel.
ATL — LHR
10 Dec — 17 Dec1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Atlanta Hartsfield-Jackson to London Heathrow are usually found in February or January, booked 75 days in advance, depart on a Monday or Tuesday and return on a Wednesday
Cheap flight deals from Atlanta to Heathrow
Enter your travel dates to find the best prices.
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Best
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One-way
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 10 November 2026.
Tue 1/1206:54 -
2 stops31h 36m
Mon 14/1220:35 -
2 stops33h 04m
Deal found 9/11£565
Thu 3/1215:53 -
2 stops22h 37m
Mon 7/1220:35 -
2 stops33h 04m
Deal found 5/11£570
Mon 7/1215:44 -
2 stops22h 46m
Mon 14/1220:35 -
2 stops33h 04m
Deal found 6/11£571
Tue 8/1213:01 -
2 stops25h 29m
Sun 13/1220:35 -
2 stops33h 04m
Deal found 8/11£574
Wed 2/1213:01 -
2 stops25h 29m
Wed 9/1220:35 -
2 stops33h 04m
Deal found 5/11£577
Tue 1/1208:49 -
2 stops29h 41m
Wed 9/1220:35 -
2 stops33h 04m
Deal found 10/11£579
Mon 7/1219:50 -
2 stops40h 10m
Thu 10/1217:00 -
1 stop30h 00m
Deal found 5/11£580
Fri 13/1120:00 -
2 stops15h 25m
Sun 15/1106:40 -
1 stop14h 50m
Deal found 8/11£584
Thu 26/1110:20 -
2 stops28h 10m
Sun 6/1220:35 -
2 stops33h 04m
Deal found 7/11£586
Best flights from Atlanta to Heathrow
Discover carefully curated flight deals from Atlanta to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 10 November 2026.
Fri 4/1215:03 -
2 stops37h 42m
Mon 7/1206:25 -
2 stops21h 56m
Deal found 9/11£691
Thu 18/212:05 -
2 stops24h 25m
Mon 22/218:30 -
2 stops33h 26m
Deal found 8/11£707
Tue 15/1215:03 -
1 stop10h 52m
Sun 17/107:45 -
1 stop13h 35m
Deal found 9/11£730
Mon 1/316:54 -
1 stop13h 41m
Fri 5/315:35 -
Nonstop9h 40m
Deal found 8/11£731
Thu 29/417:05 -
Nonstop8h 20m
Mon 3/508:40 -
1 stop13h 19m
Deal found 9/11£801
Wed 6/122:35 -
Nonstop8h 05m
Tue 12/116:00 -
Nonstop9h 55m
Deal found 5/11£806
Fri 4/1215:03 -
2 stops22h 52m
Mon 7/1208:15 -
3 stops42h 45m
Deal found 7/11£782
Sun 13/1219:55 -
Nonstop8h 05m
Fri 22/110:00 -
1 stop12h 24m
Deal found 9/11£816
Thu 10/1218:40 -
Nonstop8h 10m
Thu 17/1212:40 -
Nonstop9h 44m
Deal found 9/11£831
Fri 2/411:15 -
3 stops25h 30m
Fri 9/412:00 -
2 stops27h 20m
Deal found 9/11£797
Tue 15/1219:55 -
Nonstop8h 05m
Fri 22/111:45 -
1 stop13h 55m
Deal found 9/11£816
Wed 2/1212:25 -
2 stops24h 05m
Wed 9/1208:15 -
3 stops42h 45m
Deal found 5/11£858
Direct flights from Atlanta to Heathrow
Explore direct flight options from Atlanta to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 10 November 2026.
Sat 21/1122:15 -
Nonstop8h 00m
Sat 28/1115:35 -
Nonstop9h 40m
Deal found 9/11£669
Sat 21/1122:15 -
Nonstop8h 00m
Sun 29/1115:35 -
Nonstop9h 40m
Deal found 9/11£674
Mon 8/222:15 -
Nonstop8h 00m
Fri 12/215:35 -
Nonstop9h 40m
Deal found 5/11£703
Mon 8/222:15 -
Nonstop8h 00m
Tue 9/215:35 -
Nonstop9h 40m
Deal found 6/11£717
Mon 8/222:15 -
Nonstop8h 00m
Mon 15/215:35 -
Nonstop9h 40m
Deal found 9/11£720
Sun 6/1222:15 -
Nonstop8h 00m
Tue 15/1215:35 -
Nonstop9h 40m
Deal found 6/11£726
Sun 7/222:15 -
Nonstop8h 00m
Fri 19/215:35 -
Nonstop9h 40m
Deal found 5/11£727
Sun 7/222:15 -
Nonstop8h 00m
Thu 11/215:35 -
Nonstop9h 40m
Deal found 7/11£728
Sun 7/218:50 -
Nonstop8h 00m
Tue 16/208:55 -
Nonstop9h 45m
Deal found 5/11£750
Tue 8/1222:15 -
Nonstop8h 00m
Tue 15/1215:35 -
Nonstop9h 40m
Deal found 5/11£750
Last-minute flights from Atlanta to Heathrow
Discover last-minute flight deals from Atlanta to Heathrow. Data last updated 10 November 2026 and is based on user searches.
Fri 13/1120:00 -
2 stops15h 25m
Sun 15/1106:40 -
1 stop14h 50m
Deal found 8/11£584
Thu 26/1110:20 -
2 stops28h 10m
Sun 6/1220:35 -
2 stops33h 04m
Deal found 7/11£586
Tue 1/1206:54 -
2 stops31h 36m
Mon 14/1220:35 -
2 stops33h 04m
Deal found 9/11£565
Tue 1/1208:49 -
2 stops29h 41m
Wed 9/1220:35 -
2 stops33h 04m
Deal found 10/11£579
Wed 2/1213:01 -
2 stops25h 29m
Wed 9/1220:35 -
2 stops33h 04m
Deal found 5/11£577
Thu 3/1215:53 -
2 stops22h 37m
Mon 7/1220:35 -
2 stops33h 04m
Deal found 5/11£570
Mon 7/1215:44 -
2 stops22h 46m
Mon 14/1220:35 -
2 stops33h 04m
Deal found 6/11£571
Mon 7/1219:50 -
2 stops40h 10m
Thu 10/1217:00 -
1 stop30h 00m
Deal found 5/11£580
Tue 8/1213:01 -
2 stops25h 29m
Sun 13/1220:35 -
2 stops33h 04m
Deal found 8/11£574
One-way flights from Atlanta to Heathrow
Search for one-way flight options from Atlanta to Heathrow. Find affordable one-way fares based on user searches. Data last updated 10 November 2026.
Sun 31/122:13 -
2 stops31h 37m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 7/11£254
Mon 1/205:05 -
2 stops24h 45m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 7/11£256
Thu 26/1113:15 -
2 stops16h 35m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 5/11£257
Mon 18/111:05 -
2 stops18h 45m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 8/11£257
Mon 11/116:26 -
2 stops20h 04m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 6/11£258
Tue 24/1111:33 -
2 stops20h 07m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 5/11£259
Wed 25/1113:33 -
2 stops24h 22m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 5/11£264
Sat 14/1114:20 -
1 stop14h 10m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 8/11£266
Wed 2/1215:25 -
2 stops25h 10m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 6/11£268
Find flight deals from Atlanta to Heathrow
Discover tips and strategies to find the most affordable flight options for your journey from Atlanta (ATL) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 10 November 2026.
Customise your flight search to find flights from Atlanta to Heathrow that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated 10 November 2026.
Use the filters below to find and compare flights from Atlanta to London Heathrow Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Cheapest return flight
AtlantaLondon
ATL Atlanta Hartsfield-Jackson - LHR London Heathrow
ATLLHR
Atlanta Hartsfield-Jackson
Mon 15/3
12:55-07:10
1 stop14h 15m
London Heathrow
Wed 31/12
00:00-18:00
Nonstop0h 00m
£273
AtlantaLondon
ATL Atlanta Hartsfield-Jackson - LHR London Heathrow
ATLLHR
Atlanta Hartsfield-Jackson
Sun 18/4
07:30-06:55
2 stops18h 25m
London Heathrow
Wed 31/12
00:00-18:00
Nonstop0h 00m
£274
AtlantaLondon
ATL Atlanta Hartsfield-Jackson - LHR London Heathrow
ATLLHR
Atlanta Hartsfield-Jackson
Sun 9/5
06:00-06:55
2 stops19h 55m
London Heathrow
Wed 31/12
00:00-18:00
Nonstop0h 00m
£274
Fastest return journey
AtlantaLondon
ATL Atlanta Hartsfield-Jackson - LHR London Heathrow
ATLLHR
Atlanta Hartsfield-Jackson
Wed 17/2
20:00-09:00
Nonstop8h 00m
London Heathrow
Wed 31/12
00:00-18:00
Nonstop0h 00m
£282
AtlantaLondon
ATL Atlanta Hartsfield-Jackson - LHR London Heathrow
ATLLHR
Atlanta Hartsfield-Jackson
Fri 7/5
09:00-06:55
2 stops16h 55m
London Heathrow
Wed 31/12
00:00-18:00
Nonstop0h 00m
£311
AtlantaLondon
ATL Atlanta Hartsfield-Jackson - LHR London Heathrow
ATLLHR
Atlanta Hartsfield-Jackson
Thu 25/3
14:30-09:10
2 stops14h 40m
London Heathrow
Wed 31/12
00:00-18:00
Nonstop0h 00m
£311
AtlantaLondon
ATL Atlanta Hartsfield-Jackson - LHR London Heathrow
ATLLHR
Atlanta Hartsfield-Jackson
Mon 4/1
06:15-21:40
1 stop10h 25m
London Heathrow
Wed 31/12
00:00-18:00
Nonstop0h 00m
£354
AtlantaLondon
ATL Atlanta Hartsfield-Jackson - LHR London Heathrow
ATLLHR
Atlanta Hartsfield-Jackson
Tue 16/3
14:52-21:35
3 stops26h 43m
London Heathrow
Wed 31/12
00:00-18:00
Nonstop0h 00m
£409
AtlantaLondon
ATL Atlanta Hartsfield-Jackson - LHR London Heathrow
ATLLHR
Atlanta Hartsfield-Jackson
Wed 7/4
11:15-22:00
3 stops29h 45m
London Heathrow
Wed 31/12
00:00-18:00
Nonstop0h 00m
£409
AtlantaLondon
ATL Atlanta Hartsfield-Jackson - LHR London Heathrow
ATLLHR
Atlanta Hartsfield-Jackson
Fri 4/12
15:03-09:45
2 stops37h 42m
London Heathrow
Mon 7/12
06:25-23:21
2 stops21h 56m
£691
Flights are sorted by cheapest return flights first.
Deals found on 7/11
Showing 1-10 of 21 resultsSorted by cheapest first
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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.
ATL-LHR
Estimated return 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 Heathrow Airport
Prices
Airlines
Delays
More
How far ahead should I book a flight from Atlanta to London Heathrow Airport?
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 74 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Atlanta to London Heathrow Airport?
Currently, February is the cheapest month in which you can book a flight from Atlanta to London Heathrow Airport (average of £570). Flying from Atlanta to London Heathrow Airport in June is currently the most expensive (average of £1,111). 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 LHR?
Find hourly flight availability from Atlanta to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 10 November 2026.
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.
How much does it cost for a return flight from Atlanta to London Heathrow Airport?
Airfare is below average for this route at the moment.
Atlanta to London Heathrow Airport flights typically cost between £585 and £867 in January.The cheapest return price found within the last 5 days was £562 on Scandinavian Airlines (20 Jan–30 Jan).
Weekly flight availability from Atlanta to London Heathrow Airport
Explore weekly flight availability from Atlanta to Heathrow. 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 10 November 2026.
The most flights from ATL to LHR are scheduled on a Monday (28 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (28 on average).
How often are flights from Atlanta to London delayed?
About 13% of weekly flights between Atlanta and London have experienced delays in the past year, with the average delay time being 128 minutes.
What is the most punctual flight time for Atlanta to London flights?
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.
What day of the week experiences the fewest flight delays on this route?
Monday 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.
Which airline has the best punctuality record on Atlanta to London flights?
Over the past year, Virgin Atlantic have had the lowest number of delays on this route, with just 10% of flights being delayed.
What’s the top stopover airport for flights from Atlanta to London Heathrow Airport?
Share of one-stop return flights from Atlanta to London Heathrow Airport chosen by Cheapflights users in the past 12 months, using the same stopover each way.
Copenhagen (CPH) – chosen by Cheapflights users on 57% of one-stop itineraries from Atlanta to London Heathrow Airport on Cheapflights.
What’s the cheapest stopover airport for flights from Atlanta to London Heathrow Airport?
Average return fare for one-stop flights from Atlanta to London Heathrow Airport, chosen by Cheapflights users in the past 12 months, with the same stopover each way.
Copenhagen (CPH) is the most affordable one-stop option, with an average return flight price of £530.
What’s the fastest stopover option from Atlanta to London Heathrow Airport?
Shortest average travel time for one-stop one-way flights from Atlanta to London Heathrow Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.
Flights via New York (JFK) have the shortest average one-way travel time for one-stop routes: 10h 52m.
Which airport typically offers the quickest stopover for flights from Atlanta to London Heathrow Airport?
Average stopover duration for one-stop one-way flights from Atlanta to London Heathrow Airport, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via New York (JFK) offer the fastest connection on this route, with an average stopover time of 1h 32m.
Reviews of airlines servicing Heathrow
Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated 10 November 2026.
Read reviews from past customers who have flown with KLM,Delta, 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.
It was a nice one. Crew were friendly and helpful.
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?
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 28 flights from Hartsfield-Jackson to London Heathrow per day from 7 different airlines.
How long is the flight from Atlanta to London Heathrow Airport?
There are many flights that can get you from Atlanta to London Heathrow Airport in 20h 45m. Fly via Scandinavian Airlines to get the fastest option. There are 4198 mi between Atlanta and London Heathrow Airport.
What are the cheapest airlines flying from Atlanta to London Heathrow Airport round-trip?
Flying on Delta is currently your cheapest option to London Heathrow Airport, with prices starting at £360. Additional return tickets that might be worth considering are offered by Scandinavian Airlines and JetBlue, with the lowest prices starting at £415 and £475, respectively. Delta is 54% cheaper than the average price of flights available within the next 90 days to this destination.
What are the cheapest airlines to fly from Atlanta to London Heathrow Airport one-way?
One-way options have recently been found by users for as low as £242 on JetBlue. Other airlines that offer cheap prices include British Airways from £341 and Virgin Atlantic from £393 one-way.
What are the most reliable airlines from Atlanta to London Heathrow Airport?
Before booking your flight to London Heathrow Airport from Atlanta, check out the most reliable airlines to get you to your destination on time: SAUDIA (89%), Delta (89%), Virgin Atlantic( 89%).
What are the cheapest flights from Atlanta to London Heathrow Airport?
Looking at all options, your cheapest flight can be booked for £385. While the most popular route (Atlanta Hartsfield-Jackson - London Heathrow) can be booked for £459 on average, our data indicates £1,070 when flying from Atlanta to London Heathrow Airport.
Can I find deals for business class flights from Atlanta to Heathrow?
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.
What is the cheapest month to book a flight from Atlanta to London Heathrow Airport?
Currently, February is the cheapest month in which you can book a flight from Atlanta to London Heathrow Airport (average of £570). Flying from Atlanta to London Heathrow Airport in June is currently the most expensive (average of £1,111). 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.
Explore flights to Heathrow departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 10 November 2026.
Browse through other flights departing from Atlanta. Flights are based on user searches made on Cheapflights and were last updated on 10 November 2026.
Discover the top 7 airlines that operate flights from Atlanta to Heathrow. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated 10 November 2026.
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Atlanta to Heathrow?
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.
Why should you use Cheapflights to find cheap flight tickets from Atlanta to Heathrow?
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.
Can Cheapflights find flights from Atlanta to Heathrow with no change fees?
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.
Can Cheapflights notify me if prices for flights from Atlanta to Heathrow become cheaper?
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.
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