To calculate month-to-month normal charges, KAYAK usually takes all charges for every month over the past calendar year for flights from London Heathrow Airport to Austin, removes the highest 0.one% to account for outliers, after which takes the median of all values for every month. Our most up-to-date info exhibits https://natural-bookmark.com/story18488971/not-known-factual-statements-about-flights-to-austin-from-london