United fly to Beijing or Shanghai from San Francisco. What airline flys into Harbin airport and what is the cost?

From Beijing, Air China, SF Airlines, China Eastern Airlines and China Southern Airlines operate the planes to the city. From Shanghai, the airlines include Juneyao Airlines and Eastern Airlines.

The air ticket fare varies from time to time, so it is hard to tell you the exact fee. You can search it out at the FLIGHT page at this website for your departure date.