There is no airport in the ski resort of Champery. If you want to reach Champery by plane, the nearest airport is in Geneva, which is located 125 km away from the ski area. When visiting the official website of Geneva Airport, you'll notice that it's relatively small in size. Despite having only one terminal, it handles an annual passenger traffic of approximately 12 million.
Geneva Airport is divided into two sectors - Swiss and French, each with its own infrastructure. Near the terminals, you can find various services including shops, ATMs, pharmacies, and car rental offices.
If you're arriving at this airport for the first time and are unsure about what to do next, you can head to the information desk labeled "ACCUEIL" where you can get answers to your questions.