Please be aware that Shanghai has multiple airports and that these results are only for Pudong International airport.
The best month to arrive at Shanghai is July and the most expensive month to fly is December. (Average prices, based on 1228 datapoints.)
The best day to arrive at Shanghai is Tuesday and it would be best to avoid Friday, as prices are on average 56.77% higher than on Tuesday. (Average prices, based on 560 datapoints.)
The cheapest airline flying to Shanghai is Juneyao Airlines. They are 64% cheaper than China Eastern Airlines. (Average prices, based on 1331 datapoints.)
At Shanghai the most flights depart around 13:00. (Hourly flights, based on 1862 datapoints.)
From Shanghai it is on average the cheapest to fly to Seoul and to Hong Kong. (Average prices, based on 154 datapoints.)
From Shanghai most of the flights depart to Beijing, second best connected from Shanghai is Guangzhou. (Daily flights, based on 279 datapoints.)