In present, almost all of bigger cities in the Europe have airport. The same is in USA, Canada or Australia. Getting flight tickets is much more common for everyone, then it was 15 years ago. But there are some large airports in the world, scales of it are sometimes bigger then size of a little town. Airports like that are capable to send tourists to antipodes with one tour! They are so huge, that sometimes you will need a map to avoid getting lost.