The typical cost of spherical-trip flights for each cabin class with the route located by users seeking on KAYAK over the last 2 weeks. Airline and cost knowledge is aggregated from ends in KAYAK’s search results from the last two months for round-journey flights from London Heathrow Airport to Atlanta. https://cheapflightstoseoul.blogspot.com/2024/12/how-to-find-best-premium-economy.html