Please be aware that Shanghai has multiple airports and that these results are for all airports serving the city.
The best month to arrive at Shanghai is May and the most expensive month to fly is January. (Average prices, based on 743 datapoints.)
The best day to arrive at Shanghai is Wednesday and it would be best to avoid Sunday, as prices are on average 100.71% higher than on Wednesday. (Average prices, based on 636 datapoints.)
The cheapest airline flying to Shanghai is Yangtze River Express. They are 57% cheaper than Korean Air. (Average prices, based on 1028 datapoints.)
At Shanghai the most flights depart around 17:00. (Hourly flights, based on 1568 datapoints.)
From Shanghai it is on average the cheapest to fly to Xiamen and to Hong Kong. (Average prices, based on 143 datapoints.)
From Shanghai most of the flights depart to Guangzhou, second best connected from Shanghai is Beijing. (Daily flights, based on 319 datapoints.)