Please be aware that Shanghai has multiple airports and that these results are only for Hongqiao International airport.
The best month to arrive at Shanghai is August and the most expensive month to fly is September. (Average prices, based on 379 datapoints.)
The best day to arrive at Shanghai is Monday and it would be best to avoid Sunday, as prices are on average 260.87% higher than on Monday. (Average prices, based on 330 datapoints.)
The cheapest airline flying to Shanghai is Hainan Airlines. They are 91% cheaper than All Nippon Airways. (Average prices, based on 421 datapoints.)
At Shanghai the most flights depart around 21:00. (Hourly flights, based on 505 datapoints.)
From Shanghai it is on average the cheapest to fly to Xiamen and to Guangzhou. (Average prices, based on 233 datapoints.)
From Shanghai most of the flights depart to Guangzhou, second best connected from Shanghai is Singapore. (Daily flights, based on 66 datapoints.)