Hayes & Harlington is a railway station serving the west London districts Hayes and Harlington in the London Borough of Hillingdon. It is 10 miles 71 chains (17.5 km; 10.89 mi) down the line from London Paddington and is situated between Southall and West Drayton. It has long operated as a minor stop on the Great Western Main Line and is at the start of a spur to Heathrow Airport, to and from which passenger trains operate since the early 21st-century building of the spur which benefits from a flyover junction.