If you are searhing for a flight offer from London Heathrow Airport to Atlanta, search for departures on Mondays and avoid leaving on the Friday, as it's usually the priciest working day. When flying back from Atlanta, Tuesday is the cheapest working day to fly and Saturday is the costliest. https://firstclassflightscairns.blogspot.com/2025/02/5-things-you-must-know-before-boarding.html