Flight New Chitose Airport departs from Chitose New Chitose Airport at 18:30 and arrives at Sendai Sendai International Airport at 19:50.
The flighttime is about 10h 20m. The distance travelled ("as the bird flies"): 412 Km. So the average speed is roughly 40 Km.
There is an 9 hour time difference between Chitose and Sendai