Fly to Nice - Le Jardin is just 30 km from Nice airport.

Flights available from:
EASYJET.COM from: London Gatwick, London Luton, London Stansted, Bristol, Liverpool, Belfast, Edinburgh, Newcastle, Paris CDG, Paris Orly, Lille, Nantes, Bordeaux, Toulouse, Lyon, Brussels, Geneva, Basel, Venice, Berlin BFR, Berlin SXF, Barcelona, Rome, Naples.

BA.COM fly from: London City, London Heathrow, London Gatwick, Manchester, Newcastle, Edinburgh, Glasgow, Jersey, Paris CDG, Paris Orly, and other destinations.

FLYBE.COM fly from: Southampton & Jersey.

FLYBMI.COM fly from: London Heathrow.

RYANAIR.COM fly from Dublin only.

Car hire available from Europcar (can be booked at same time as Easyjet flight).

There is a fast bus operated by Lignes D'Azur that runs regularly between the Nice airport and Cannes.
http://www.rca.tm.fr/ftp/FR_horaires_doc/210.pdf

There are always local taxis available from the bus stop in Cannes to the apartment - fare should be no more than 10 euros.