The best month to fly between Guangzhou and Shanghai is June and the most expensive month to fly is March. (Average prices, based on 494 datapoints.)
The best day to arrive at Guangzhou is Thursday and it would be best to avoid Wednesday, as prices are on average 42.64% higher than on Thursday. (Average prices, based on 507 datapoints.)
The cheapest airline flying from Guangzhou to Shanghai is China Eastern Airlines. They are 27% cheaper than China Southern Airlines. (Average prices, based on 510 datapoints.)
The best time to fly is at around 22. (Average prices, based on 699 datapoints.)