To Estimate monthly typical rates, KAYAK normally takes all selling prices for on a monthly basis over the last 12 months for spherical-journey flights from London to Atlanta, gets rid of the very best 0.1% to account for outliers, and then takes the median of all values for every month. https://firstclassflightstocairns.blogspot.com/2024/12/get-first-class-flights-to-thailand-to.html