Flight Heathrow Airport departs from London Heathrow Airport at 18:00 and arrives at Amsterdam Amsterdam Airport Schiphol at 20:20.
The flighttime is about 1h 20m. The distance travelled ("as the bird flies"): 588 Km. So the average speed is roughly 441 Km.
There is an 1 hour time difference between London and Amsterdam
The best day to arrive at London is Thursday and it would be best to avoid Wednesday, as prices are on average 54.8% higher than on Thursday. (Average prices, based on 1454173 datapoints.)
We have a lot more statistics for flights BA 442 and between London and Amsterdam.