“These were not helis of us,” Major Elida Abma of the Royal Netherlands Air Force told NH. “Today we did not fly there,” the spokesperson emphasizes. She says that it is about helicopters of the Royal Air Force, the Air Force of the United Kingdom. “So I have to refer you to the British Ministry of Defense.”
The ministry is no longer available on Friday evening, but out public flight dates It appears that yesterday and today indeed British helicopters flew over the Netherlands. Yesterday they arrived from Germany at Lelystad Airport, after which they flown to Schiphol later in the day.
They flew over Zeewolde and Spakenburg and bowed towards the west to fly to Schiphol via the Gooi and Vinkeveense Plassen. The helis rose again this afternoon and set course via Hoofddorp towards the North Sea coast, where they started the channel at the height of Noordwijkerhout.

