List of the busiest airports in Switzerland

Switzerland's seven busiest airports by passenger traffic are Zurich Airport, Geneva Airport, Basel Airport, Bern Airport, St. Gallen Airport, Lugano Airport and Sion Airport. Only Zurich, Geneva and Basel exceed one million passengers per annum.

The following lists give passenger numbers, with an indication of the annual change in numbers, for the years from 2010 to 2019.