Flight Senai International Airport departs from Johor Bahru Senai International Airport at 09:00 and arrives at Penang Penang International Airport at 10:15.
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 1752462 datapoints.)
We have a lot more statistics for flights FY 2903 and between Johor Bahru and Penang.