Flight Soekarno–Hatta International Airport departs from Jakarta Soekarno–Hatta International Airport at 15:40 and arrives at Pekanbaru Sultan Syarif Kasim II International Airport at 17:30.
The flighttime is about 1h 50m. The distance travelled ("as the bird flies"): 605 Km. So the average speed is roughly 330 Km.
The best day to arrive at Jakarta is Tuesday and it would be best to avoid Monday, as prices are on average 61.98% higher than on Tuesday. (Average prices, based on 135966737 datapoints.)
We have a lot more statistics for flights JT 3394 and between Jakarta and Pekanbaru.