AOPA represents the interests of aviators on national and international level. Emphasizes general aviation and aerial work.

The Swiss travel-planning site of KLM Royal Dutch Airlines is available in four languages, including English.

National airline using aircraft and personnel from its predecessors: Crossair and Swissair. Includes timetable and bookings. [Links to multiple language dependent pages provided]

Switz site of the international airline. Includes airline ticket reservations, online flight check-in and special airfare deals for frequent flyers. [English/German]