Flight Changi Airport departs from Singapore Changi Airport at 17:00 and arrives at Jeddah King Abdulaziz International Airport at 21:30.
The flighttime is about 9h 30m. The distance travelled ("as the bird flies"): 7126 Km. So the average speed is roughly 750 Km.
There is an 5 hour time difference between Singapore and Jeddah
The best day to arrive at Singapore is Sunday and it would be best to avoid Tuesday, as prices are on average 2021.63% higher than on Sunday. (Average prices, based on 1022400 datapoints.)
We have a lot more statistics for flights SV 837 and between Singapore and Jeddah.
