When you are seeking a flight deal from London Heathrow Airport to Atlanta, search for departures on Mondays and avoid leaving with a Friday, as it's usually the priciest working day. When traveling again from Atlanta, Tuesday could be the cheapest day to fly and Saturday is the most expensive. https://premiumeconomyflightstolondon.blogspot.com/2025/02/5-things-you-must-know-before-boarding.html