EastLink begins at the eastern end of the Eastern Freeway at Springvale Road in Nunawading, before tunnelling eastward towards Ringwood under the Mullum Mullum Creek area. It then travels 40 km south towards Frankston, passing through the suburbs of Wantirna, Wantirna South, Scoresby, Rowville, Mulgrave, Dandenong North, Noble Park, Keysborough, Dandenong South, Bangholme, and Carrum Downs, before ending at the northern end of the Frankston Freeway. The majority of the freeway has three lanes running in each direction, while between Thompson Rd and Frankston Freeway, there are 2 lanes running in each direction.