Depending on the time of year and availability, it is always wise to shop around for the best deal. Here are some links to get you started:
Malaga to Los Cortijos is about 55 minuets away.
Jerez to Los Cortijos is about 1 hour and 30 minutes away.
Gibraltar to Los Cortijos is only 30 minutes away.
Seville to Los Cortijos is about 2 hours away.