Flight Fukuoka Airport departs from Fukuoka Fukuoka Airport at 16:00 and arrives at Tokyo Haneda Airport at 17:50.
The flighttime is about 1h 50m. The distance travelled ("as the bird flies"): 1048 Km. So the average speed is roughly 572 Km.
The best day to arrive at Fukuoka is Tuesday and it would be best to avoid Monday, as prices are on average 194.98% higher than on Tuesday. (Average prices, based on 1249491 datapoints.)
We have a lot more statistics for flights JL 320 and between Fukuoka and Tokyo.
