Flight Haneda Airport departs from Tokyo Haneda Airport at 19:55 and arrives at Nagoya Chubu Centrair International Airport at 20:55.
The flighttime is about 1h 00m. The distance travelled ("as the bird flies"): 334 Km. So the average speed is roughly 334 Km.
The best day to arrive at Tokyo is Thursday and it would be best to avoid Sunday, as prices are on average 50.02% higher than on Thursday. (Average prices, based on 4233094 datapoints.)
We have a lot more statistics for flights JL 209 and between Tokyo and Nagoya.