More on KentOnline
A stretch of the M20 was closed following a crash between a lorry and a car.
The accident happened London-bound between junction 9 for Ashford and the A251 towards Faversham and junction 8 for Leeds Castle and Maidstone Services.
Police and paramedics were at the scene and traffic was at a standstill with queues stretching back about 3.5 miles.
Scroll down for video
Kent Police's Roads Policing Unit told KentOnline the road reopened at about 6.35pm.
Officers apologised for the delay and thanked people for their patience.
Highways England said the crash was between a car and an HGV.
The people involved reportedly suffered minor injuries.
Witnesses also spotted fire engines travelling to the crash site and some drivers and passengers got out of their cars while they waited to get moving.
A police spokesman said earlier: "Kent Police was called at 5.32pm to a report of a two-vehicle collision on the London-bound carriageway of the M20 between junctions 9 and 8."
Delays are expected to last for a while.