Line 3 of the Changsha Metro () is a rapid transit and intercity line in the Chinese cities of Changsha and Xiangtan. The first phase opened on 28 June 2020 with 25 stations.
The segment from to opened on 28 June 2023 in the name of Xihuan Line (西ç¯线).
One year later, Xihuan Line is included in Line 3, the former name is cancelled.