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Cheap flights from Atlanta to London Heathrow Airport from £247

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 10/7. Fares are subject to change and may not be available on all flights or dates of travel.
ATL — LHR
17 Apr — 24 Apr1
1 adult

Cheapflights Tip: The best prices from Atlanta Hartsfield-Jackson to London Heathrow are usually found in January or October, booked 15 days in advance, depart on a Monday or Wednesday 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 12 April 2025.

Round-trip from

£524

One-way from

£247

Popular in

June

Cheapest in

January

Average price

£605

Good round-trip deal

£569 or less

Good one-way deal

£384 or less
Iberia
  • Iberia
  • 2/5-10/5
  • 1 total stop
  • 24h 14m total
  • Atlanta to London
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10/7
  • 10/7
  • 3 total stops
  • 30h 20m total
  • Atlanta to London
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Highest demand for flights based on searches. 21% potential increase in price (£138 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease (£18 potential savings vs. average return price).
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Average for round-trip flights in April 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 12 April 2025.

Fri 2/522:15ATL - LHR
Nonstop8h 25mIberia
Sat 10/512:15LHR - ATL
1 stop15h 49mIberia
Deal found 11/4£524
Fri 9/509:25ATL - LHR
2 stops16h 05mUnited Airlines
Mon 12/510:50LHR - ATL
2 stops52h 57mUnited Airlines
Deal found 11/4£524
Thu 1/512:35ATL - LHR
2 stops19h 25mSWISS
Tue 6/506:00LHR - ATL
2 stops16h 33mSWISS
Deal found 11/4£525
Mon 15/919:55ATL - LHR
1 stop20h 45mScandinavian Airlines
Mon 22/907:05LHR - ATL
2 stops39h 15mScandinavian Airlines
Deal found 11/4£527
Tue 12/816:04ATL - LHR
1 stop12h 01mBritish Airways
Tue 19/811:00LHR - ATL
1 stop11h 39mBritish Airways
Deal found 11/4£528
Mon 21/412:07ATL - LHR
1 stop20h 03mAir France
Mon 5/519:45LHR - ATL
2 stops28h 26mAir France
Deal found 11/4£529
Wed 23/417:35ATL - LHR
1 stop12h 10mDelta
Sat 3/508:40LHR - ATL
1 stop13h 22mDelta
Deal found 11/4£531
Tue 15/408:00ATL - LHR
1 stop17h 30mJetBlue
Thu 24/408:25LHR - ATL
1 stop17h 00mJetBlue
Deal found 11/4£531
Fri 2/514:05ATL - LHR
1 stop11h 25mMultiple Airlines
Mon 5/517:50LHR - ATL
2 stops32h 44mMultiple Airlines
Deal found 11/4£534
Wed 27/811:05ATL - LHR
2 stops14h 25mAir Canada
Wed 10/914:05LHR - ATL
1 stop12h 29mAir Canada
Deal found 11/4£543
Wed 23/416:05ATL - LHR
2 stops23h 50mBrussels Airlines
Wed 14/517:50LHR - ATL
2 stops25h 30mBrussels Airlines
Deal found 11/4£562
Fri 9/513:45ATL - LHR
1 stop12h 00mVirgin Atlantic
Tue 10/611:45LHR - ATL
1 stop13h 40mVirgin Atlantic
Deal found 10/4£569

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 12 April 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

Fri 2/5

22:15-11:40

Nonstop8h 25m

London Heathrow

Sun 11/5

13:40-00:26

1 stop15h 46m

£524

AtlantaLondon

ATL - LHR

ATLLHR

Atlanta Hartsfield-Jackson

Fri 9/5

09:25-06:30

2 stops16h 05m

London Heathrow

Mon 12/5

10:50-10:47

2 stops52h 57m

£524

AtlantaLondon

ATL - LHR

ATLLHR

Atlanta Hartsfield-Jackson

Thu 1/5

12:35-13:00

2 stops19h 25m

London Heathrow

Tue 6/5

06:00-17:33

2 stops16h 33m

£525

AtlantaLondon

ATL - LHR

ATLLHR

Atlanta Hartsfield-Jackson

Wed 23/4

12:33-06:20

1 stop12h 47m

London Heathrow

Sun 27/4

06:30-14:20

1 stop12h 50m

£526

AtlantaLondon

ATL - LHR

ATLLHR

Atlanta Hartsfield-Jackson

Mon 15/9

19:55-21:40

1 stop20h 45m

London Heathrow

Mon 22/9

07:05-17:20

2 stops39h 15m

£527

AtlantaLondon

ATL - LHR

ATLLHR

Atlanta Hartsfield-Jackson

Tue 12/8

16:04-09:05

1 stop12h 01m

London Heathrow

Tue 19/8

11:00-17:39

1 stop11h 39m

£528

AtlantaLondon

ATL - LHR

ATLLHR

Atlanta Hartsfield-Jackson

Mon 21/4

12:07-13:10

1 stop20h 03m

London Heathrow

Mon 5/5

19:45-19:11

2 stops28h 26m

£529

AtlantaLondon

ATL - LHR

ATLLHR

Atlanta Hartsfield-Jackson

Wed 23/4

17:35-10:45

1 stop12h 10m

London Heathrow

Sat 3/5

08:40-17:02

1 stop13h 22m

£531

AtlantaLondon

ATL - LHR

ATLLHR

Atlanta Hartsfield-Jackson

Thu 8/5

09:35-09:30

1 stop18h 55m

London Heathrow

Sun 11/5

08:15-22:42

1 stop19h 27m

£537

AtlantaLondon

ATL - LHR

ATLLHR

Atlanta Hartsfield-Jackson

Wed 27/8

11:05-06:30

2 stops14h 25m

London Heathrow

Wed 10/9

14:05-21:34

1 stop12h 29m

£543

Flights are sorted by cheapest return flights first.

Deals found on 11/4

Showing 1-10 of 27 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 4 April 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 15 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 £112). Flying from Atlanta to London Heathrow Airport in August is currently the most expensive (average of £164). 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 12 April 2025.

Unlike in the evening, 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.

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 12 April 2025.

The most flights from ATL to LHR are scheduled on a Friday (25 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (23 on average).

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

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 12 April 2025.
Read reviews from past customers who have flown Delta, KLM and Finnair from Atlanta to London. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
7,913 reviews
Check prices

Food

7.3

Entertainment

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

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
7,913 reviews
Delta
8.0
Very Good
7,913 reviews
Check prices

Food

7.3

Entertainment

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

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.
KLM
7.8
Good
1,321 reviews
Delta
8.0
Very Good
7,913 reviews
Check prices

Food

7.3

Entertainment

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

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.
Finnair
7.6
Good
1,269 reviews
Delta
8.0
Very Good
7,913 reviews
Check prices

Food

7.3

Entertainment

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

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
1,575 reviews
Delta
8.0
Very Good
7,913 reviews
Check prices

Food

7.3

Entertainment

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

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.
Air France
7.4
Good
1,428 reviews
Delta
8.0
Very Good
7,913 reviews
Check prices

Food

7.3

Entertainment

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

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?

    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 24 flights from Hartsfield-Jackson to London Heathrow per day from 8 different airlines.

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

    Flying on Iberia is currently your cheapest option to London Heathrow Airport, with prices starting at £524. Additional return tickets that might be worth considering are offered by United Airlines and SWISS, with the lowest prices starting at £524 and £525, respectively. Iberia is 22% 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 £263 on JetBlue. Other airlines that offer cheap prices include Scandinavian Airlines from £282 and Iberia from £290 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: Aeromexico (88%), Singapore Airlines (86%), KLM( 79%).

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

    Looking at all options, your cheapest flight can be booked for £254. While the most popular route (Atlanta Hartsfield-Jackson - London Heathrow) can be booked for £439 on average our data indicates £1,342 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 £112). Flying from Atlanta to London Heathrow Airport in August is currently the most expensive (average of £164). 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 Atlanta?

Book flights to Atlanta if you plan to visit one of these locations
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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 12 April 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£373Average£706FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Scandinavian AirlinesCheapest£447Average£558FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
Virgin AtlanticCheapest£451Average£699FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
Air FranceCheapest£456Average£703FlexibilityNo cancel feeOn-time77%
Search Air France flights
KLMCheapest£478Average£704FlexibilityNo cancel feeOn-time75%
Search KLM flights
IberiaCheapest£478Average£615FlexibilityNo cancel feeOn-time77%
Search Iberia flights
British AirwaysCheapest£516Average£803FlexibilityNo cancel feeOn-time70%
Search British Airways flights
JetBlueCheapest£518Average£718FlexibilityNo cancel feeOn-time62%
Search JetBlue flights

Fly with Cheapflights

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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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