Latest Fly Smart fare sale from Hong Kong Airlines has just been announced. There are some good deals to be had, keep in mind prices here are before taxes / fees. Most of the China destinations are available at good prices.
Flew HX238 and HX239 return from Hong Kong to Shanghai Hongqiao airport. Left on a Friday and came back on a Sunday. The times of the flight are very convenient if you want a whole weekend and you don’t need to schlep all of the way out to Pudong neither.