Shuttles from Chamonix to Geneva Airport are run by a number of companies that offer airport transfers throughout the region.
Most Chamonix shuttle services operate a door-to-door service from your chalet or hotel to the international arrivals hall at the airport. Many shuttles are small vans or buses that hold 8 to 10 people, but private shuttle transfers to Geneva Airport are usually available upon request.
Most companies that run shuttles from Chamonix to Geneva Airport offer hourly bus services that operate daily from the morning until the late evening. These include AlpyBus, Chamexpress, Chamonix All Year, AlpLinks, Haute Transfer, Cham-Van, Peak Transfer, and My Chamonix Shuttles.
The journey time on this route is approximately 1 hour and 15 minutes, but the trip can take longer if there is bad traffic or wet weather. To that end, make sure to leave yourself ample time before your flight departs.
Tickets for shuttles from Chamonix to Geneva Airport cost around 20 to 25 euros for singles and 40 to 50 euros for return transfers. You can make shuttle bookings online to ensure you have a place on your desired service.