What is the cheapest month to fly from Atlanta to London?

Based on current 6-month forward fare data, August 2026 is the cheapest month to fly from Atlanta (ATL) to London (LHR), with fares starting from $271.

What is the lowest current fare from ATL to LHR?

The lowest currently-listed fare from Atlanta (ATL) to London (LHR) is $271 on 2026-08-10.

How long is the flight from Atlanta to London?

Direct flights from ATL to LHR cover approximately 6,762 km (4,202 miles), with an estimated flight time of 7h 57m. Operating airlines: BA, DL, VS.

Cheap flights from Atlanta to London

Cheapest current fares: $271 in August 2026, 6,762 km direct flight in ~7h 57m.

Last updated July 20, 2026 · By Flightmaps Editorial

Cheapest month-by-month fares

Lowest available fare per calendar month from Atlanta (ATL) to London (LHR). Refreshed daily.

Atlanta (ATL) → London (LHR)

August 2026 $271
October 2026 $313
September 2026 $320
July 2026 $331

Frequently asked questions

What is the cheapest month to fly from Atlanta to London?

Based on current 6-month forward fare data, August 2026 is the cheapest month to fly from Atlanta (ATL) to London (LHR), with fares starting from $271.
What is the lowest current fare from ATL to LHR?

The lowest currently-listed fare from Atlanta (ATL) to London (LHR) is $271 on 2026-08-10.
How long is the flight from Atlanta to London?

Direct flights from ATL to LHR cover approximately 6,762 km (4,202 miles), with an estimated flight time of 7h 57m. Operating airlines: BA, DL, VS.

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