Cromwell is between State Highway 6 (linking to Wanaka, 50 km north, and Queenstown, 60 km west) and State Highway 8 leading to the Lindis Pass, 75 km northeast, and Alexandra, 33 km south. The road to Alexandra winds through the Cromwell Gorge. A point near Cromwell lies 119 kilometres from the sea, the farthest from the sea anywhere in New Zealand.