Heading to a UK airport soon? Dropping someone off could cost you around £6.51...

https://dlf-ne.org/what-is-the-free-long-stay-window-at-gatwick-airport/

Heading to a UK airport soon? Dropping someone off could cost you around £6.51 on average, with Gatwick topping the chart at £10 and Heathrow close behind at £7