If you arrive at Geneva airport and don't know how to get on to Avoriaz, you can book a further transfer to the mountainous area with a regular travel agent or book it directly from the airport. The www.altibus.com website can help you with this. If you can't book online, you can contact the Passenger Services office at Quentren International Airport on +41 798 0 00.
Deciding to rent a car, you can get to the ski resort by following the A41, then, at the Chamonix sign, take the #18 on the D90 and turn off at Les Gets (Les Gets) and Morzine-Avoriaz.
To get to Avoriaz, you can also take a cab, whose drivers will meet you directly at the airport terminal. Cab fares will cost between 4-50 EUR.