Flight Haneda Airport departs from Tokyo Haneda Airport at 11:50 and arrives at Fukuoka Fukuoka Airport at 14:00.
The flighttime is about 2h 10m. The distance travelled ("as the bird flies"): 1048 Km. So the average speed is roughly 484 Km.
The best day to arrive at Tokyo is Monday and it would be best to avoid Wednesday, as prices are on average 185.04% higher than on Monday. (Average prices, based on 3363791 datapoints.)
We have a lot more statistics for flights BC 11 and between Tokyo and Fukuoka.
