Flight Penang International Airport departs from Penang Penang International Airport at 09:55 and arrives at Singapore Changi Airport at 11:20.
The flighttime is about 1h 25m. The distance travelled ("as the bird flies"): 423 Km. So the average speed is roughly 299 Km.
The best day to arrive at Penang is Thursday and it would be best to avoid Sunday, as prices are on average 104.3% higher than on Thursday. (Average prices, based on 2530282 datapoints.)
We have a lot more statistics for flights AK 1721 and between Penang and Singapore.