The best month to fly between Guangzhou and Shanghai is March and the most expensive month to fly is January. (Average prices, based on 521 datapoints.)
The best day to arrive at Guangzhou is Tuesday and it would be best to avoid Thursday, as prices are on average 42.54% higher than on Tuesday. (Average prices, based on 519 datapoints.)
The cheapest airline flying from Guangzhou to Shanghai is Hainan Airlines. They are 64% cheaper than Shenzhen Airlines. (Average prices, based on 547 datapoints.)
The best time to fly is at around 19. (Average prices, based on 764 datapoints.)