Flight Senai International Airport departs from Johor Bahru Senai International Airport at 21:25 and arrives at Penang Penang International Airport at 22:40.
The flighttime is about 1h 15m. The distance travelled ("as the bird flies"): 387 Km. So the average speed is roughly 310 Km.
The best day to arrive at Johor Bahru is Wednesday and it would be best to avoid Saturday, as prices are on average 385.15% higher than on Wednesday. (Average prices, based on 1751052 datapoints.)
We have a lot more statistics for flights FY 2911 and between Johor Bahru and Penang.