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$237+ Cheap flights from Atlanta (ATL) to Heathrow (LHR)

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 8/4. Fares are subject to change and may not be available on all flights or dates of travel.
ATL — LHR
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Cheapflights Tip: The best prices from Atlanta Hartsfield-Jackson to London Heathrow are usually found in January or November, booked 68 days in advance, depart on a Wednesday or Tuesday and return on a Monday

Cheap 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 July 29, 2025.

Round-trip from

$512
(Cheapflightsfares)

One-way from

$237
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$1,090

Good round-trip deal

$644 or less

Good one-way deal

$463 or less
From Atlanta Hartsfield-Jackson to London Heathrow
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One-way flight from Atlanta Hartsfield-Jackson to London Heathrow
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Highest demand for flights based on searches. 20% potential increase in price ($219 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($27 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Atlanta Hartsfield-Jackson to London Heathrow.
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Price to beat on a one-way flight from Atlanta Hartsfield-Jackson to London Heathrow.
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Find flight deals from Atlanta to Heathrow

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 July 29, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1410:25 pmATL - LHR
Nonstop8h 15mIberia
Tue 10/214:10 pmLHR - ATL
Nonstop9h 25mIberia
Deal found 7/29$512
This Virgin Atlantic deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/912:46 pmATL - LHR
1 stop12h 34mVirgin Atlantic
Tue 9/166:15 amLHR - ATL
1 stop12h 40mVirgin Atlantic
Deal found 7/29$513
This Delta deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/253:30 pmATL - LHR
1 stop12h 45mDelta
Wed 9/39:00 amLHR - ATL
1 stop13h 25mDelta
Deal found 7/28$514
This British Airways deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/710:25 pmATL - LHR
Nonstop8h 15mBritish Airways
Fri 9/194:10 pmLHR - ATL
Nonstop9h 25mBritish Airways
Deal found 7/29$516
This United Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2912:55 pmATL - LHR
1 stop14h 15mUnited Airlines
Fri 11/71:25 pmLHR - ATL
1 stop13h 28mUnited Airlines
Deal found 7/27$517
This Air Canada deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/216:20 amATL - LHR
1 stop24h 30mAir Canada
Fri 10/34:00 pmLHR - ATL
2 stops30h 35mAir Canada
Deal found 7/27$518
This SWISS deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/183:30 pmATL - LHR
2 stops35h 25mSWISS
Mon 8/258:40 amLHR - ATL
2 stops42h 08mSWISS
Deal found 7/28$534
This Kiwi.com deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/264:05 pmATL - LHR
1 stop15h 35mMultiple Airlines
Wed 9/38:40 amLHR - ATL
2 stops18h 08mMultiple Airlines
Deal found 7/28$535
This Cheapflightsfares deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/157:55 pmATL - LHR
1 stop20h 45mScandinavian Airlines
Wed 9/246:40 amLHR - ATL
1 stop15h 40mScandinavian Airlines
Deal found 7/27$546

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated July 29, 2025.
Use the filters below to find and compare flights from Atlanta to London Heathrow Airport that are best for you.

Fly from

Atlanta

Fly to

Heathrow

Route

Depart

Return

Price

AtlantaLondon

ATL - LHR

ATLLHR

Atlanta Hartsfield-Jackson

Tue 10/14

10:25 pm-11:40 am

Nonstop8h 15m

London Heathrow

Tue 10/21

4:10 pm-8:35 pm

Nonstop9h 25m

$512

AtlantaLondon

ATL - LHR

ATLLHR

Atlanta Hartsfield-Jackson

Sat 9/6

10:30 pm-8:00 pm

1 stop16h 30m

London Heathrow

Thu 9/18

9:00 am-8:25 pm

1 stop16h 25m

$513

AtlantaLondon

ATL - LHR

ATLLHR

Atlanta Hartsfield-Jackson

Wed 8/13

12:46 pm-6:20 am

1 stop12h 34m

London Heathrow

Fri 8/29

9:55 am-8:25 pm

1 stop15h 30m

$515

AtlantaLondon

ATL - LHR

ATLLHR

Atlanta Hartsfield-Jackson

Mon 11/3

9:10 am-11:20 am

1 stop21h 10m

London Heathrow

Mon 11/17

12:05 pm-9:33 pm

2 stops38h 28m

$516

AtlantaLondon

ATL - LHR

ATLLHR

Atlanta Hartsfield-Jackson

Wed 10/29

12:55 pm-7:10 am

1 stop14h 15m

London Heathrow

Fri 11/7

1:25 pm-9:53 pm

1 stop13h 28m

$517

AtlantaLondon

ATL - LHR

ATLLHR

Atlanta Hartsfield-Jackson

Sun 9/21

6:20 am-11:50 am

1 stop24h 30m

London Heathrow

Fri 10/3

4:00 pm-5:35 pm

2 stops30h 35m

$518

AtlantaLondon

ATL - LHR

ATLLHR

Atlanta Hartsfield-Jackson

Tue 8/12

4:34 pm-9:05 am

1 stop11h 31m

London Heathrow

Thu 8/21

9:55 am-6:40 pm

1 stop13h 45m

$525

AtlantaLondon

ATL - LHR

ATLLHR

Atlanta Hartsfield-Jackson

Mon 8/18

3:30 pm-7:55 am

2 stops35h 25m

London Heathrow

Mon 8/25

8:40 am-9:48 pm

2 stops42h 08m

$534

AtlantaLondon

ATL - LHR

ATLLHR

Atlanta Hartsfield-Jackson

Mon 9/15

7:55 pm-9:40 pm

1 stop20h 45m

London Heathrow

Wed 9/24

6:40 am-5:20 pm

1 stop15h 40m

$546

AtlantaLondon

ATL - LHR

ATLLHR

Atlanta Hartsfield-Jackson

Mon 8/4

2:03 pm-10:20 am

2 stops39h 17m

$237

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

The best insider tips for Atlanta to London Heathrow Airport flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Atlanta to London Heathrow Airport trip
Airlines
British Airways

BA's Club Suite offers privacy with solo pods and a door, ideal for business travelers.


BA's World Traveller Plus offers extra width and legroom, ideal for long-haul comfort.

Read more about British Airwaysby Gabriel Leigh
Virgin Atlantic

Virgin's Economy Delight offers 3 extra inches of legroom, priority boarding, and checked bag included.


Virgin's Upper Class includes lie-flat beds and a four-course meal for luxury travel.

Read more about Virgin Atlanticby Blane Bachelor
KLM

KLM's Economy Comfort offers 4 extra inches of legroom, enhancing long-haul comfort.


KLM's 787 Dreamliner offers lower cabin altitude, reducing fatigue on long flights.

Read more about KLMby Gabriel Leigh
Airports
ATL

For faster security at ATL, check the South security area, which is often quicker than the main one.

Read more about ATLby Chris Dong
LHR

For quick access to central London, take the Heathrow Express to Paddington Station, the fastest option from LHR.

Read more about LHRby Ramsey Qubein
Our travel experts
Gabriel Leigh

Gabriel Leigh

Expert on British Airways and KLM

Gabriel Leigh

Gabriel Leigh

Gabriel is a writer and video creator. As senior content producer for Flightradar24 and Monocle’s transport correspondent, he keeps a close eye on aviation in particular. He has also written travel articles for the likes of The New York Times. Born in New York but raised around the world, he now lives in Sweden. He’s been to 75 countries, flying 2.3 million miles on 113 airlines and through 234 airports in the process.

Read more
Blane Bachelor

Blane Bachelor

Expert on Virgin Atlantic

Blane Bachelor

Blane Bachelor

Blane Bachelor is a journalist and editor specializing in travel and aviation who writes regularly for top global outlets. Born and raised in Florida, Blane has worked and lived in four countries, including the Netherlands, where she’s currently based with her family. Her favorite way to get to know a new destination is by running or riding a bike around town – or hearing a spooky ghost story about local history. She will always choose the window seat.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on LHR

Ramsey Qubein

Ramsey Qubein

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more
Chris Dong

Chris Dong

Expert on ATL

Chris Dong

Chris Dong

Chris is a consumer travel reporter covering aviation, trending travel news, hotels, and loyalty programs—all for leading global publications like Travel + Leisure, The Washington Post, AFAR, and more. In addition to writing, Chris is a video host for Travel + Leisure, giving consumers an inside look at the latest in air travel.

Read more

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.
Estimated round-trip 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

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

Use this chart to determine the optimal time to book a round-trip flight from Atlanta to Heathrow. Price data was last updated on July 25, 2025.

The best time to book flights from Atlanta to London Heathrow Airport is 68 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, November is the cheapest month in which you can book a flight from Atlanta to London Heathrow Airport (average of $661). Flying from Atlanta to London Heathrow Airport in June is currently the most expensive (average of $1,097). 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 July 29, 2025.

When flying from Atlanta to London Heathrow Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 8% versus a flight in the afternoon.

What is the cheapest day to fly from Atlanta to London Heathrow Airport?

Use this chart to determine the cheapest time to fly round-trip from Atlanta to Heathrow. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Atlanta to London Heathrow Airport flight should consider departing on Saturday at noon when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

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 July 29, 2025.

The most flights from ATL to LHR are scheduled on a Monday (25 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (19 on average).

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

Share of 1-stop round-trip flights from Atlanta to London Heathrow Airport chosen by Cheapflights users in the past 12 months, using the same layover each way.

Istanbul (IST) – chosen by Cheapflights users on 38% of 1-stop itineraries from Atlanta to London Heathrow Airport on Cheapflights.

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

Average round-trip fare for 1-stop flights from Atlanta to London Heathrow Airport, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Copenhagen (CPH) is the most affordable 1-stop option, with an average round-trip price of $687.

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

Shortest average travel time for 1-stop one-way flights from Atlanta to London Heathrow Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Amsterdam (AMS) have the shortest average one-way travel time for 1-stop routes: 2h 10m.

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

Average layover duration for 1-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 Amsterdam (AMS) offer the fastest connection on this route, with an average layover time of 0h 55m.

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 July 29, 2025.
See what other customers who have flown with Delta, SWISS, and United Airlines from Atlanta to London Heathrow Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,977 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,977 reviews
Delta
8.0
Very good
7,977 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
SWISS
7.5
Good
1,683 reviews
Delta
8.0
Very good
7,977 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,893 reviews
Delta
8.0
Very good
7,977 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Virgin Atlantic
7.4
Good
655 reviews
Delta
8.0
Very good
7,977 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Scandinavian Airlines
7.3
Good
1,449 reviews
Delta
8.0
Very good
7,977 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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?

    Most people fly from Atlanta Hartsfield-Jackson (ATL) if they book a flight from Atlanta to London Heathrow. On average, Hartsfield-Jackson has 23 outbound flights to London Heathrow per day from 14 airlines. Atlanta Hartsfield-Jackson is conveniently located just 8.2 mi from Atlanta’s city center.

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

    According to our current data, Iberia ($512), Delta ($513), and Virgin Atlantic ($515) offers the cheapest pricing from Atlanta to London Heathrow Airport. Iberia is currently priced 41% below the average price you’ll pay for this route.

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

    The top 3 most reliable airlines when flying from Atlanta to London Heathrow Airport are Scandinavian Airlines (76%), KLM (74%) and Delta (74%).

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

    On average you can expect to pay $2,633 for a flight from Atlanta to London Heathrow Airport. The cheapest flight overall is $383 while the most popular route, (Atlanta Hartsfield-Jackson - London Heathrow) is currently priced at $478.

  • Where are the most common layover locations when flying from Atlanta to London Heathrow Airport?

    Atlanta to London Heathrow Airport flights have a layover in New York most often. Copenhagen is the second most popular location for layovers on flights from Atlanta to London Heathrow Airport.

  • What are some popular things to do or see while on a layover in New York?

    New York travelers tend to visit Times Square, New York City Center, and Madison Square Garden more than anywhere else. Those on a layover in New York interested in visiting Times Square, New York City Center, or Madison Square Garden can do so by traveling 13.6 mi, 13.6 mi, and 13.6 mi, respectively from New York John F Kennedy Intl. Travelers can rent a car at New York John F Kennedy Intl for an average daily rate of $84 to make sightseeing during their layover a little easier.

  • What are some popular points of interest to see during a layover in Copenhagen?

    Copenhagen travelers tend to visit Tivoli, Rådhuspladsen, and Kongens Nytorv more than any other notable places. Tivoli, Rådhuspladsen and Kongens Nytorv are located about 5.3 mi, 5.2 mi, and 5.1 mi, respectively from Kastrup Copenhagen if you are interested in checking them out. Those landing in Copenhagen looking to spend some time exploring during their layover can rent a car for about $63 per day.

  • Where are the least popular layover locations for Atlanta to London Heathrow Airport flights?

    Of the flights from Atlanta to London Heathrow Airport that have layovers, the fewest flights stop in Boston.

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

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

  • How can I find direct flights from Atlanta to Heathrow?

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

  • 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, November is the cheapest month in which you can book a flight from Atlanta to London Heathrow Airport (average of $661). Flying from Atlanta to London Heathrow Airport in June is currently the most expensive (average of $1,097). 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.

See more FAQs

Traveling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Hounslow
Hayes
Thornton Heath
Harrow
Canterbury
Dover
Stratford-upon-Avon
Orpington
Watford
Northampton
Gatwick
Borehamwood
Dartford
Broadway
Aylesbury
Chelmsford
Folkestone
Southend-on-Sea
Chichester
Swindon

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Alternative routes for Atlanta to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Atlanta to Heathrow

Discover the top 10 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 2,558,603 searches. Data last updated July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$118Average$806FlexibilityNo cancel feeOn-time62%
Air CanadaCheapest$382Average$861FlexibilityNo cancel feeOn-time67%
Scandinavian AirlinesCheapest$412Average$620FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$592Average$851FlexibilityNo cancel feeOn-time70%
IberiaCheapest$601Average$784FlexibilityNo cancel feeOn-time77%
Air FranceCheapest$620Average$878FlexibilityNo cancel feeOn-time77%
DeltaCheapest$622Average$946FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$623Average$864FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$627Average$869FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$628Average$877FlexibilityNo cancel feeOn-time71%

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