The Heathrow Express from Paddington reaches the airport in about 15 minutes

https://emilianovgsi620.fotosdefrases.com/getting-to-heathrow-by-tube-piccadilly-line-tips-times-and-luggage-advice

The Heathrow Express from Paddington reaches the airport in approximately 15 mins. It’s the quickest rail option, despite the fact that pricier than the Tube.