Flight Juanda International Airport departs from Surabaya Juanda International Airport at 15:10 and arrives at Balikpapan Sultan Aji Muhammad Sulaiman Airport at 17:45.
The flighttime is about 1h 35m. The distance travelled ("as the bird flies"): 540 Km. So the average speed is roughly 341 Km.
There is an 1 hour time difference between Surabaya and Balikpapan