Flight Sam Ratulangi International Airport departs from Manado Sam Ratulangi International Airport at 19:15 and arrives at Singapore Changi Airport at 23:00.
The flighttime is about 3h 45m. The distance travelled ("as the bird flies"): 2328 Km. So the average speed is roughly 621 Km.
The best day to arrive at Manado is Saturday and it would be best to avoid Wednesday, as prices are on average 58.27% higher than on Saturday. (Average prices, based on 316983 datapoints.)
We have a lot more statistics for flights SQ 8469 and between Manado and Singapore.