To estimate regular monthly normal price ranges, KAYAK takes all rates for on a monthly basis throughout the last 12 months for round-journey flights from London to Atlanta, eliminates the top 0.1% to account for outliers, after which can take the median of all values for each and every month. https://businessflightstocairns.blogspot.com/2024/12/get-first-class-flights-to-thailand-to.html