Many large and small airlines fly to Geneva International Airport. Check your travel agent of the airport's website. The lowest fares are offered by easyJet, but be sure to check the major airlines like British Airways, Swiss, and Lufthansa for specials offers.
After your arrival in Geneva, you can either continue your journey to Champery by train or by car.
At Geneva Airport, you can rent cars by all major car rental companies, including:
Map by demis.nl
Champery from the sky, just south of Lake Geneva.
Switzerland from the sky.