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

https://andreocln282.lucialpiazzale.com/can-i-do-a-free-drop-off-at-heathrow-using-park-and-ride

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