To Calculate daily average price ranges, KAYAK normally takes all rates for daily before departure during the last 12 months for flights from London Heathrow Airport to Austin, gets rid of the best 0.1% to account for outliers, then will take the typical of all the values for each month. https://businessflightstosydney.game.blog/2024/05/30/ideas-for-destination-wedding-in-scotland/