Please be aware that Shanghai and Tokyo has multiple airports and that these results are for all airports serving the city.
The best month to fly between Shanghai and Tokyo is February and the most expensive month to fly is March. (Average prices, based on 248 datapoints.)
The best day to arrive at Shanghai is Friday and it would be best to avoid Monday, as prices are on average 165.5% higher than on Friday. (Average prices, based on 252 datapoints.)
The cheapest airline flying from Shanghai to Tokyo is Spring Airlines. They are 59% cheaper than Shanghai Airlines. (Average prices, based on 265 datapoints.)
The best time to fly is at around 11. (Average prices, based on 352 datapoints.)