Flight International Airport departs from Osaka International Airport at 18:30 and arrives at Tokyo Haneda Airport at 19:45.
The flighttime is about 1h 15m. The distance travelled ("as the bird flies"): 485 Km. So the average speed is roughly 388 Km.
The best day to arrive at Osaka is Sunday and it would be best to avoid Monday, as prices are on average 44.22% higher than on Sunday. (Average prices, based on 1891483 datapoints.)
We have a lot more statistics for flights JL 130 and between Osaka and Tokyo.