Flight Changi Airport departs from Singapore Changi Airport at 11:15 and arrives at Yogyakarta Yogyakarta International Airport at 12:40.
The flighttime is about 2h 25m. The distance travelled ("as the bird flies"): 0 Km. So the average speed is roughly 0 Km.
There is an 1 hour time difference between Singapore and Yogyakarta
The best day to arrive at Singapore is Monday and it would be best to avoid Friday, as prices are on average 42.84% higher than on Monday. (Average prices, based on 1992750 datapoints.)
We have a lot more statistics for flights QZ 659 and between Singapore and Yogyakarta.