There are several discount fares on multiple airlines for routes from California to China. One of the best deals is $535 round trip San Francisco SFO to Shanghai PVG on United Airlines flying nonstop flights. These $535 round trip tickets are available for departures from February 25 through March 17. Fares before and after are as low as $576 round trip for departures into mid-April, then rise to $606 for departures through mid-June.
American Airlines and Delta Airlines have low $591 fares for departures into April 2016. Skyteam Alliance airlines China Eastern and China Southern have $543 fares for many dates.
American Airlines also has $600 fares from Los Angeles to Shanghai with nonstop flights, however United Airlines low fares from LAX-PVG are $661 round trip and Delta Air Lines prices at $676 round trip.
United Airlines San Francisco SFO – Shanghai PVG (nonstop flights)
$534.86 Monday March 7 – Monday March 14, 2016
United Airlines base fare = $459.00 for miles earning.
American Airlines San Francisco SFO – Los Angeles LAX – Shanghai PVG
$590.46 Wednesday April 13 – Wednesday April 20
SFO-LAX-PVG-LAX-SFO = 13,959 flight miles for AAdvantage elite members or 13,644 flight miles for AAdvantage members without elite status. SFO-LAX is 337 miles and elite members earn 500 minimum miles per segment.