SWISS International Air Lines AG. SWISS International Air Lines AG, colloquially known as SWISS, is the flag carrier of Switzerland and a subsidiary of the Lufthansa Group. It operates scheduled services in Europe and to North America, South America, Africa and Asia. Zurich Airport serves as its sole hub and Geneva Airport as a focus city. SWISS is a premium airline that provides direct flights from Zurich and Geneva to keep Switzerland connected with Europe and the world. As The Airline of Switzerland, SWISS embodies its home country’s traditional values and is dedicated to delivering the highest product and service quality. Communications server .gg/x4RfNk5j3t