Question : What day in the next four weeks has the best fares?
Answer : Since low prices are preferred, look at Feb 26th. As of Feb 20th, it's showing the cheapest ticket sales at $710. That is 3% below the average price for this route, so you can spend that extra cash on a fun experience in San Diego.
Question : Do prices fluctuate more for this route than others?
Answer : Ranging from $710 to $756, prices for HGH to SAN change much less than the majority of routes from China. Prices tend to be lower the further out you book.
Question : How long do most people stay in San Diego?
Answer : Of course you're not most people, but if you were, you'd stay roughly 11 days.
Question : Will you do what it takes to get the absolute lowest-cost flight?
Answer : In March, Wednesday is your cheapest day to fly. Flexibility is paramount when booking travel plans in order to keep travel costs down.