Flight New Chitose Airport departs from Chitose New Chitose Airport at 10:40 and arrives at Tokyo Haneda Airport at 12:25.
The flighttime is about 1h 45m. The distance travelled ("as the bird flies"): 658 Km. So the average speed is roughly 376 Km.
The best day to arrive at Chitose is Saturday and it would be best to avoid Monday, as prices are on average 82.74% higher than on Saturday. (Average prices, based on 1361892 datapoints.)
We have a lot more statistics for flights JL 506 and between Chitose and Tokyo.