Flight Changi Airport departs from Singapore Changi Airport at 01:30 and arrives at Osaka Kansai International Airport at 08:35.
The flighttime is about 6h 05m. The distance travelled ("as the bird flies"): 3803 Km. So the average speed is roughly 625 Km.
There is an 1 hour time difference between Singapore and Osaka
The best day to arrive at Singapore is Tuesday and it would be best to avoid Saturday, as prices are on average 264.76% higher than on Tuesday. (Average prices, based on 230229 datapoints.)
We have a lot more statistics for flights SQ 618 and between Singapore and Osaka.
