Two people have died after a three-vehicle crash at Leithfield, Canterbury on State Highway 1 late this afternoon.

The crash happened just after 5pm near the intersection with Mill and Ashworths Road.

A police spokesperson confirmed two people died in the accident and another two people have been hospitalised.

State Highway 1 is closed between Mill Rd and King Rd.

Diversions are in place at the scene for both north and south bound traffic.

Motorists are advised to avoid the area and use an alternative route where possible.