Los Cabos Airport is serviced by lots of carriers and a travel agent can help with information and flight schedules. The earlier flight is direct, the later flight stops in Hermosillo and is usually an hour or two late. Baja Joe's will make arrangements to pick up guests at the La Paz airport, stop by a big grocery store in La Paz for supplies, and then on to La Ventana. We'll return you to the airport on your departure day. If a rental car is desired, it's best to make arrangements from the United States, to get the best deal.
Rental cars can be expensive.
Budget, Thrifty, and Hertz have cars available in La Paz. One of the most important things to know is that your American auto insurance isn't effective 60miles into Mexico. You'll need to buy a policy from a Mexican Insurance carrier. Mexico has the Napoleon Code of Law and the burden of prove falls on the accused. Being involved in an accident without insurance is very troublesome.