I, for one, welcome increased funding to prevent systems problems in ATC.
https://www.bbc.co.uk/news/business-67225006
The fee will rise from £47 to £64 per flight until 2027, an increase of 43p per passenger to £2.08 on average.
There must be a lot of flights without many passengers on board then. If you've rammed in 150 people in cattle class à la Ryanair, it's less than 50p each even after the rise.