Dropping someone off at a UK airport can cost around £6.50 on average, but it...

https://dlf-ne.org/is-paying-two-barrier-fees-ever-the-right-move-at-uk-airports/

Dropping someone off at a UK airport can cost around £6.50 on average, but it varies—like £10 at Gatwick or £7 at Heathrow. We break down these charges, compare them to parking fees, and share smart tips on free Long Stay or Park & Ride options