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

https://wiki-cable.win/index.php/Best_Way_to_Explain_Airport_Drop_Off_Fees_to_Someone_Giving_You_a_Lift

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