Question : How long do most people visit San Francisco?
Answer : Of course you're not most people, but if you were, you'd stay roughly 27 days.
Question : How much should a trip from Cuzco (CUZ) to San Francisco (SFO) cost?
Answer : Flight prices are fluctuating a lot less for this route than most routes from Peru, as they're ranging from $1,132 to $1,188. Remember, you can save by booking further in advance.