Thinking of dropping someone at the airport? On average, it costs about £6.51...

https://mylessmasternews.nexorafield.com/posts/if-i-pre-book-parking-is-it-usually-cancellable-understanding-your-options-and-fees

Thinking of dropping someone at the airport? On average, it costs about £6.51 just to stop briefly, but at places like Gatwick, it can hit £10. Heathrow is slightly cheaper at around £7