Delta Airlines have round trip airfares travelling from Miami (MIA) to Shanghai China (PVG) for $423 including taxes and fees. This makes 1 stop, most likely in Los Angeles. Don't forget about a visa when travelling to China.
Departs MIA: every Mon, Tues, Wed and Thurs from March 1 thru April 17
Returns: wide and good availability, generally with 7 day minimum stay
Use dates and book it on Priceline [priceline.com]
, Expedia [expedia.com]
or Delta Airlines [delta.com]
. Bundling hotel with your airfare will save money.
link to recent travel deals