Flight Juanda International Airport departs from Surabaya Juanda International Airport at 13:30 and arrives at Penang Penang International Airport at 17:25.
The flighttime is about 2h 55m. The distance travelled ("as the bird flies"): 1439 Km. So the average speed is roughly 493 Km.
There is an 1 hour time difference between Surabaya and Penang
The best month to arrive at Surabaya is March and the most expensive month to fly is June. (Average prices, based on 358 datapoints.)
We have a lot more statistics for flights QZ 388 and between Surabaya and Penang.