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Cheap flights from Atlanta to London Heathrow Airport from £191

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 19/1. Fares are subject to change and may not be available on all flights or dates of travel.
ATL — LHR
19 déc. — 26 déc.1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from Atlanta Hartsfield-Jackson to London Heathrow are usually found in January or October, booked 46 days in advance, depart on a Thursday or Monday and return on a Wednesday

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 19 novembre 2025.

Round-trip from

£447

One-way from

£191

Popular in

June

Cheapest in

January

Average price

£595

Good round-trip deal

£533 or less

Good one-way deal

£424 or less
2/12-9/12
  • 2/12-9/12
  • 3 total stops
  • 39h 34m total
  • Atlanta to London
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WestJet
  • WestJet
  • 19/1
  • 3 total stops
  • 23h 25m total
  • Atlanta to London
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Highest demand for flights based on searches. 20% potential increase in price (£126 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease (£16 potential savings vs. average return price).
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Average for round-trip flights in November 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

Enter your travel dates to find the best prices.

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 19 novembre 2025.

lun. 17/1119:51ATL - LHR
1 stop9h 59mVirgin Atlantic
mar. 25/1110:00LHR - ATL
1 stop15h 45mVirgin Atlantic
Deal found 16/11£446
mar. 2/1211:28ATL - LHR
1 stop15h 57mMultiple Airlines
mar. 9/1206:00LHR - ATL
2 stops23h 37mMultiple Airlines
Deal found 17/11£447
lun. 24/1122:45ATL - LHR
1 stop13h 15mVirgin Atlantic
mer. 3/1206:30LHR - ATL
1 stop12h 05mVirgin Atlantic
Deal found 17/11£449
mer. 19/1109:10ATL - LHR
1 stop18h 20mMultiple Airlines
mar. 25/1109:00LHR - ATL
2 stops17h 53mMultiple Airlines
Deal found 16/11£452
mar. 2/1215:37ATL - LHR
1 stop14h 28mMultiple Airlines
lun. 8/1209:10LHR - ATL
1 stop20h 27mMultiple Airlines
Deal found 17/11£453
mer. 26/1116:55ATL - LHR
1 stop18h 55mMultiple Airlines
mer. 3/1206:50LHR - ATL
2 stops20h 03mMultiple Airlines
Deal found 16/11£456
mer. 26/1112:55ATL - LHR
1 stop13h 15mAir Canada
mer. 3/1206:50LHR - ATL
2 stops20h 03mAir Canada
Deal found 17/11£458
mar. 18/1112:55ATL - LHR
1 stop13h 15mMultiple Airlines
mar. 25/1106:30LHR - ATL
1 stop13h 00mMultiple Airlines
Deal found 16/11£459
lun. 17/1108:10ATL - LHR
2 stops18h 00mAir Canada
mar. 25/1113:45LHR - ATL
2 stops37h 08mAir Canada
Deal found 16/11£460
mer. 19/1118:50ATL - LHR
1 stop11h 35mVirgin Atlantic
mar. 25/1106:30LHR - ATL
1 stop12h 05mVirgin Atlantic
Deal found 16/11£463

Cheapflights Fare Finder

 
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 858,174 searches. Data last updated 19 novembre 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

mer. 21/1

11:50-06:50

1 stop14h 00m

London Heathrow

jeu. 29/1

10:00-20:45

1 stop15h 45m

£469

AtlantaLondon

ATL - LHR

ATLLHR

Atlanta Hartsfield-Jackson

mar. 6/1

13:14-08:45

1 stop14h 31m

London Heathrow

jeu. 15/1

11:45-20:45

1 stop14h 00m

£469

AtlantaLondon

ATL - LHR

ATLLHR

Atlanta Hartsfield-Jackson

lun. 9/2

19:34-06:40

1 stop30h 06m

London Heathrow

mar. 17/2

18:00-12:03

1 stop23h 03m

£481

AtlantaLondon

ATL - LHR

ATLLHR

Atlanta Hartsfield-Jackson

mer. 10/12

16:45-10:50

1 stop13h 05m

London Heathrow

jeu. 25/12

10:45-15:15

Nonstop9h 30m

£484

AtlantaLondon

ATL - LHR

ATLLHR

Atlanta Hartsfield-Jackson

lun. 5/1

18:59-10:50

1 stop10h 51m

London Heathrow

mar. 13/1

08:55-13:45

Nonstop9h 50m

£489

AtlantaLondon

ATL - LHR

ATLLHR

Atlanta Hartsfield-Jackson

mar. 10/3

06:20-20:35

1 stop10h 15m

London Heathrow

mar. 17/3

06:30-15:30

1 stop13h 00m

£515

AtlantaLondon

ATL - LHR

ATLLHR

Atlanta Hartsfield-Jackson

jeu. 11/12

17:30-06:25

Nonstop7h 55m

London Heathrow

jeu. 25/12

08:55-13:35

Nonstop9h 40m

£519

AtlantaLondon

ATL - LHR

ATLLHR

Atlanta Hartsfield-Jackson

lun. 2/3

22:10-11:15

Nonstop8h 05m

London Heathrow

dim. 8/3

15:35-21:10

Nonstop9h 35m

£524

AtlantaLondon

ATL - LHR

ATLLHR

Atlanta Hartsfield-Jackson

jeu. 5/3

19:50-09:00

Nonstop8h 10m

London Heathrow

mar. 10/3

08:55-14:35

Nonstop9h 40m

£524

AtlantaLondon

ATL - LHR

ATLLHR

Atlanta Hartsfield-Jackson

jeu. 4/12

15:23-10:50

1 stop14h 27m

London Heathrow

dim. 7/12

06:30-14:45

1 stop13h 15m

£539

Flights are sorted by cheapest return flights first.

Deals found on 18/11

Showing 1-10 of 22 results
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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.
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

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 return flight from Atlanta to Heathrow. Price data was last updated on 14 November 2025.

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.

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

Currently, January is the cheapest month in which you can book a flight from Atlanta to London Heathrow Airport (average of £348). Flying from Atlanta to London Heathrow Airport in June is currently the most expensive (average of £636). 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 19 novembre 2025.

Unlike at midday, when flights are generally more expensive, you can save up to 10% on flights from Atlanta to London Heathrow Airport by exploring options for tickets in the afternoon.

How much does it cost for a return flight from Atlanta to London Heathrow Airport?

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 19 novembre 2025.
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.
KLM
7.7
Good
1,411 reviews
Check prices

Comfort

7.7

Entertainment

7.1

Overall

7.7

Boarding

7.8

Food

7.3

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
KLM
7.7
Good
1,411 reviews
KLM
7.7
Good
1,411 reviews
Check prices

Comfort

7.7

Entertainment

7.1

Overall

7.7

Boarding

7.8

Food

7.3

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Virgin Atlantic
7.5
Good
673 reviews
KLM
7.7
Good
1,411 reviews
Check prices

Comfort

7.7

Entertainment

7.1

Overall

7.7

Boarding

7.8

Food

7.3

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Air France
7.4
Good
1,493 reviews
KLM
7.7
Good
1,411 reviews
Check prices

Comfort

7.7

Entertainment

7.1

Overall

7.7

Boarding

7.8

Food

7.3

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
JetBlue
7.2
Good
2,903 reviews
KLM
7.7
Good
1,411 reviews
Check prices

Comfort

7.7

Entertainment

7.1

Overall

7.7

Boarding

7.8

Food

7.3

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
British Airways
6.7
Okay
7,532 reviews
KLM
7.7
Good
1,411 reviews
Check prices

Comfort

7.7

Entertainment

7.1

Overall

7.7

Boarding

7.8

Food

7.3

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

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 23 flights from Hartsfield-Jackson to London Heathrow per day from 8 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 14h. Fly via Delta 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.

  • 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 £349. Additional return tickets that might be worth considering are offered by Scandinavian Airlines and KLM, with the lowest prices starting at £357 and £371, respectively. Delta is 47% cheaper than the average price of flights available within the next 90 days to this destination.

  • 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: KLM (81%), American Airlines (80%), Aer Lingus( 80%).

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

    Looking at all options, your cheapest flight can be booked for £316. While the most popular route (Atlanta Hartsfield-Jackson - London Heathrow) can be booked for £334 on average, our data indicates £563 when flying from Atlanta to London Heathrow Airport.

  • 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 holiday 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, January is the cheapest month in which you can book a flight from Atlanta to London Heathrow Airport (average of £348). Flying from Atlanta to London Heathrow Airport in June is currently the most expensive (average of £636). 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

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Milton Keynes
Croydon
Slough
Gatwick
Hounslow
Northampton
Luton
Ilford
Wembley
Deal
Hayes
Colchester
Watford
Winchester
Swindon
Crawley
Brentford
Romford
Chichester
Ipswich

Browse thousands of different options on Cheapflights for your next trip

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Top 8 airlines flying from Atlanta to Heathrow

Discover the top 8 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 858,174 searches. Data last updated 19 novembre 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest£349Average£771FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Scandinavian AirlinesCheapest£357Average£433FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
KLMCheapest£371Average£631FlexibilityNo cancel feeOn-time75%
Search KLM flights
British AirwaysCheapest£392Average£660FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Virgin AtlanticCheapest£426Average£659FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
IberiaCheapest£482Average£628FlexibilityNo cancel feeOn-time77%
Search Iberia flights
JetBlueCheapest£509Average£677FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
Air FranceCheapest£583Average£977FlexibilityNo cancel feeOn-time77%
Search Air France flights

Fly with Cheapflights

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

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

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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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