How many kilometers is it from Yongchuan to Jiuzhaigou?

685.8 kilometers. According to Baidu map, the distance from Yongchuan to Jiuzhaigou is 685.8 kilometers, and it takes 1 hours and 48 minutes to arrive by car, passing through Yurong Expressway and Lanmo Line. Jiuzhaigou National Nature Reserve is located in Zhangzha Town, Jiuzhaigou County, Aba Tibetan and Qiang Autonomous Prefecture, in the south section of Minshan Mountain in northwest Sichuan Province.