Hello, Spring Festival is also the peak season. However, if the package tour costs less, the price is different because of the different types of routes. There are 400 cheap ones. Self-help tour can book accommodation in advance, and then take the shuttle bus from Kunming South Bus Station. The fare is around 200. It won't cost much as long as you don't buy expensive things.
Kunming Nanbu bus station
Address: Opposite to Luosiwan International Trade City, Shang Bo Street, Cai Yun North Road.