Please be aware that Shanghai has multiple airports and that these results are for all airports serving the city.
The best month to fly between Shanghai and Hong Kong is June and the most expensive month to fly is January. (Average prices, based on 327 datapoints.)
The best day to arrive at Shanghai is Monday and it would be best to avoid Wednesday, as prices are on average 53.25% higher than on Monday. (Average prices, based on 321 datapoints.)
The cheapest airline flying from Shanghai to Hong Kong is Spring Airlines. They are 68% cheaper than Cathay Pacific. (Average prices, based on 343 datapoints.)
The best time to fly is at around 21. (Average prices, based on 447 datapoints.)
NZD
