$463 Cheap American Airlines flights Atlanta (ATL) to London (LHR)

View $463 flight on Sun, Apr 5, 2026Opens in a new window

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$463 Cheap American Airlines flights Atlanta (ATL) to London (LHR)

Prices were available within the past 7 days and start at $463 for one-way flights and $445 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Thu, Oct 2 - Fri, Oct 10
ATL
Atlanta
LHR
London
$445 Roundtrip, found 7 hours ago
$445
Roundtrip
found 7 hours ago
Select American Airlines flight, departing Thu, Oct 2 from Atlanta to London, returning Fri, Oct 10, priced at $445 found 7 hours ago
Flights from Atlanta (ATL) to London (LHR)
Origin airport
Hartsfield-Jackson Atlanta Intl.
Destination airport
Heathrow
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, Ethiopian Airlines, Finnair, Iberia, Icelandair, JetBlue Airways, KLM, Lufthansa, Scandinavian Airlines, Turkish Airlines, United, Virgin Atlantic, WestJet
Popular airline
British Airways
Distance
4201 mi
Average flight time
13 hours 12 mins

Frequently asked questions

How much is an American Airlines flight from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Heathrow Airport (LHR)?
Set the "Price (lowest to highest)" filter on Expedia to find cheap American Airlines round-trip flights from $445 from ATL to LHR. Affordable one-way options from $463 are also available.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from ATL to LHR with American Airlines?
American Airlines flights to London are typically more affordable in the quieter months of January and February. Whether you're searching for a one-way or a return ticket, you could land a better deal then.
What is the cheapest time to book flights from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Heathrow Airport (LHR) with American Airlines?
To get affordable flights from ATL to LHR with American Airlines, begin your search about one month before your planned departure. You can save 17% when you book your international tickets 18 to 29 days ahead instead of booking four to five months in advance. Another tip? Booking on Sunday offers average savings of 17% compared to Friday (the most expensive day).**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does American Airlines fly nonstop from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Heathrow Airport (LHR)?
To find out if there's a direct journey from ATL to LHR with American Airlines or any other carriers, use our "Nonstop" filter when browsing for flights.
What is the earliest American Airlines flight from ATL to LHR?
Search American Airlines's earliest flights from ATL to LHR by checking the "Morning" and "Early Morning" filters. Not only will you get to your destination sooner, early departures also have a 20% less chance of being canceled.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does American Airlines fly into in London?
American Airlines flights from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to London come in to land at Heathrow Airport (LHR). This is the main gateway here.
What type of plane does American Airlines fly from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Heathrow Airport (LHR)?
Chances are you'll be flying on a Boeing 777 for your American Airlines flight from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Heathrow Airport (LHR). However, you could end up on another aircraft for operational reasons.
Can I change or cancel my American Airlines flight from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Heathrow Airport (LHR)?
Changes are generally free within 24 hours of making a booking, but your airline may charge a fee after that. For further information about modifying your reservation, check out your "Trips," select your flight and click on "Manage Booking." If you want the flexibility to make changes without additional costs, check the "Changes included" and "No cancel fee" filters when planning your next break.

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