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 762 datapoints.)
The best day to arrive at Shanghai is Monday and it would be best to avoid Sunday, as prices are on average 66.19% higher than on Monday. (Average prices, based on 968 datapoints.)
The cheapest airline flying to Shanghai is EastarJet. They are 49% cheaper than Shenzhen Airlines. (Average prices, based on 931 datapoints.)
At Shanghai the most flights depart around 16:00. (Hourly flights, based on 1119 datapoints.)
From Shanghai it is on average the cheapest to fly to Beijing and to Seoul. (Average prices, based on 513 datapoints.)
From Shanghai most of the flights depart to Beijing, second best connected from Shanghai is Hong Kong. (Daily flights, based on 132 datapoints.)