Flight Juanda International Airport departs from Surabaya Juanda International Airport at 09:20 and arrives at Denpasar Bali Ngurah Rai International Airport at 11:20.
The flighttime is about 1h 00m. The distance travelled ("as the bird flies"): 272 Km. So the average speed is roughly 272 Km.
There is an 1 hour time difference between Surabaya and Denpasar Bali