Flight Penang International Airport departs from Penang Penang International Airport at 15:15 and arrives at Singapore Changi Airport at 16:55.
The flighttime is about 1h 40m. The distance travelled ("as the bird flies"): 423 Km. So the average speed is roughly 254 Km.
The best day to arrive at Penang is Wednesday and it would be best to avoid Thursday, as prices are on average 935.4% higher than on Wednesday. (Average prices, based on 2943106 datapoints.)
We have a lot more statistics for flights SQ 135 and between Penang and Singapore.
