278.8 kilometers. According to Baidu map, Zhangjiajie Railway Staff Apartment is located in the west of Zhangjiajie North Station, Yongchang Road, Xixiping Street, Yongding County, Zhangjiajie City, and Tusi City is located in Potou Township, 40 kilometers south of Lin 'an Town, Jianshui County, southern Yunnan Province. The distance between the two places is about 278.8 kilometers, and the driving time is 3 hours 2 1 minute.