Flight Juanda International Airport departs from Surabaya Juanda International Airport at 08:05 and arrives at Jakarta Soekarno–Hatta International Airport at 09:35.
The flighttime is about 1h 30m. The distance travelled ("as the bird flies"): 682 Km. So the average speed is roughly 455 Km.
The best day to arrive at Surabaya is Thursday and it would be best to avoid Tuesday, as prices are on average 6.37% higher than on Thursday. (Average prices, based on 545222599 datapoints.)
We have a lot more statistics for flights QG 175 and between Surabaya and Jakarta.
IDR
