Flight Changi Airport departs from Singapore Changi Airport at 09:45 and arrives at Ho Chi Minh City Tan Son Nhat International Airport at 10:55.
The flighttime is about 2h 10m. The distance travelled ("as the bird flies"): 405 Km. So the average speed is roughly 187 Km.
There is an 1 hour time difference between Singapore and Ho Chi Minh City
The best day to arrive at Singapore is Saturday and it would be best to avoid Wednesday, as prices are on average 236.8% higher than on Saturday. (Average prices, based on 2032350 datapoints.)
We have a lot more statistics for flights SQ 178 and between Singapore and Ho Chi Minh City.