Flight Juanda International Airport departs from Surabaya Juanda International Airport at 10:40 and arrives at Medan Kualanamu International Airport at 15:00.
The flighttime is about 4h 20m. The distance travelled ("as the bird flies"): 1575 Km. So the average speed is roughly 363 Km.
The best day to arrive at Surabaya is Sunday and it would be best to avoid Tuesday, as prices are on average 5.08% higher than on Sunday. (Average prices, based on 56755524 datapoints.)
This graph shows the distribution of prices found in the past years for this flight. (Average prices, based on 809 datapoints.)
We have a lot more statistics for flights JT 973 and between Surabaya and Medan.