$432 Cheap Delta flights Atlanta (ATL) to London (LHR)

View $432 flight on Mon, Sep 1, 2025Opens in a new window

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$432 Cheap Delta flights Atlanta (ATL) to London (LHR)

Prices were available within the past 7 days and start at $432 for one-way flights and $546 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Mon, Jul 21 - Thu, Aug 7
ATL
Atlanta
LHR
London
$546 Roundtrip, found 6 hours ago
$546
Roundtrip
found 6 hours ago
Select Delta flight, departing Mon, Jul 21 from Atlanta to London, returning Thu, Aug 7, priced at $546 found 6 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
Popular airline
British Airways
Distance
4201 mi
Average flight time
13 hours 19 mins

Frequently asked questions

How much is a Delta Air Lines flight from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Heathrow Airport (LHR)?
Make use of the "Price (lowest to highest)" filter on Expedia to search for cheap Delta Air Lines round-trip flights from $546 from ATL to LHR. Affordable one-way tickets from $432 are available as well.**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 Delta Air Lines?
January is one of the least expensive months to travel to London with Delta Air Lines. You could also find great prices on one-way and return tickets in February.
What is the cheapest time to book flights from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Heathrow Airport (LHR) with Delta Air Lines?
Start your search for Delta Air Lines flights from ATL to LHR about one month before you want to leave. The cheapest time to reserve an international flight is usually 18 to 29 days ahead of your travel date when you can save 17% versus booking four to five months in advance. Regardless of fare class and itinerary, the best day to book international airfare is usually Sunday. Friday can be the most expensive. Passengers booking on a Sunday can save an average of 17% compared to those who book on a Friday.**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 Delta Air Lines fly nonstop from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Heathrow Airport (LHR)?
Choose from one of Delta Air Lines's 21 weekly direct flights from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Heathrow Airport (LHR). To see your choices, enter your dates, origin and destination and hit search. Then apply the "Nonstop" and "Airline" filters.
How long does it take to fly from ATL to LHR with Delta Air Lines?
From takeoff to arrival, a direct Delta Air Lines flight from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Heathrow Airport (LHR) typically takes 8h 7m.
Which day of the week has the most Delta Air Lines flights from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Heathrow Airport (LHR)?
Delta Air Lines operates the most flights from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Heathrow Airport (LHR) on Thursday. With up to 3 daily departures, you'll get the most flexibility and choice on this day.
What is the earliest Delta Air Lines flight from ATL to LHR?
The first Delta Air Lines flight from ATL to LHR takes off at 6:50PM UTC-5, touching down at 7:55AM UTC+0. If you'd like to head off later, the last Delta Air Lines flight leaves ATL at 10:30PM UTC-5 and touches down at LHR at 11:40AM UTC+0. Flying before noon is generally a good option as morning and mid-morning flights are least likely to face cancellations.**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 Delta Air Lines fly into in London?
Heathrow Airport (LHR) is the main London hub for Delta Air Lines flights from Hartsfield-Jackson Atlanta Intl. Airport (ATL).
Why fly with Delta Air Lines from ATL to LHR?
Offering a rewarding loyalty program and an excellent in-flight experience, Delta Air Lines is a popular option for many passengers heading from ATL to LHR. Also, if you're a Delta SkyMiles and One Key™ member booking with Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles, which can be put toward future travel purchases.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
What type of plane does Delta Air Lines fly from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Heathrow Airport (LHR)?
You'll likely be on a Boeing 767-400 or an Airbus A350-1000 when flying Delta Air Lines from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Heathrow Airport (LHR). However, keep in mind that a different plane may be used depending on operational reasons.
Can I change or cancel my Delta Air Lines flight from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Heathrow Airport (LHR)?
Depending on the type of ticket you purchased, a fee typically applies if you change or cancel your booking more than 24 hours after it's confirmed. To find plane tickets with more flexibility, select our "Changes included" and "No cancel fee" boxes while looking for flights. For more information on modifying or canceling your reservation, head to "Trips," select your flight and tick "Manage Booking."

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