Flight Chennai International Airport departs from Chennai Chennai International Airport at 01:40 and arrives at Singapore Changi Airport at 08:30.
The flighttime is about 4h 20m. The distance travelled ("as the bird flies"): 2634 Km. So the average speed is roughly 608 Km.
There is an 2.5 hour time difference between Chennai and Singapore
The best day to arrive at Chennai is Friday and it would be best to avoid Sunday, as prices are on average 94.59% higher than on Friday. (Average prices, based on 293401 datapoints.)
We have a lot more statistics for flights IX 688 and between Chennai and Singapore.
