best transport from Beijing Internationa Airport to Badaling Hot Spring Resort? How long? How much?

From the airport, you can take Airport Express Train to Dongzhimen Station, get off and change to Subway Line 2 to Jishuitan Station (Exit A), and then walk to Deshengmen Arrow Tower to take Bus 919.Get off bus 919 at its final stop, you will find the resort. It totally costs CNY39 and takes about 2 hours.