The best day to arrive at Shenzhen is Wednesday and it would be best to avoid Sunday, as prices are on average 172.53% higher than on Wednesday. (Average prices, based on 223 datapoints.)
The cheapest airline flying to Shenzhen is AirAsia. They are 83% cheaper than Shenzhen Airlines. (Average prices, based on 220 datapoints.)
At Shenzhen the most flights depart around 12:00. (Hourly flights, based on 298 datapoints.)
From Shenzhen it is on average the cheapest to fly to Hangzhou and to Shanghai. (Average prices, based on 133 datapoints.)
From Shenzhen most of the flights depart to Shanghai, second best connected from Shenzhen is Beijing. (Daily flights, based on 61 datapoints.)