Airports Serving Thunersee 14 of 14 Matching Airports Belp Bern, Switzerland18 miles Grenchen Grenchen, Switzerland37.5 miles Sion Sion, Switzerland38.5 miles Mulhouse EuroAirportPO Box 60120 Mulhouse, France 6830462.1 miles Basel EuroAirportPO Box 60120 Basel, Switzerland 6830462.6 miles Zurich Zurich, Switzerland 805864.8 miles AostaSaint-Christophe Aosta, Italy 1102068.9 miles Fontaine Belfort, France73.8 miles Lugano Lugano, Switzerland74.3 miles Geneva IntlRte de l'Aeroport 21, Grand-Saconnex Geneva, Switzerland 121883.4 miles Chiasso Chiasso, Switzerland86 miles Malpensa Intl Milan, Italy88.1 miles Annecy-Meythet8, Route de Cote Merle, Metz-Tessy Annecy, France 7437094.3 miles Colmar-Houssen Colmar, France98.7 miles