The Giffre Valley (where the resorts of Samoens, Morillon and Sixt) are located can be reached by road in about 8 hours from the Northern coast ferry ports (Calais/Dunkerque) For arriving by air the resorts are about a one hour drive from Geneva airports and within driving range of Chambery, Grenoble and Lyon airports.
Please note that it is the law in Haute-Savoie and other surrounding departments that vehicles must be equipped with proper Winter tyres or carry suitable snow chains between 1 November and 31 March.