Line 1: Fangzhuang (Guiyou Shopping Mall), Dabeiyao (South China Aviation Hotel), Capital Airport. Daily 6am-7.30pm.
Line 2: Xidan (Civil Aviation Building), Dongzhimen (50m from the east of the bridge), lingxin Building (West Entry), Capital Airport. Daily 5.40am-9pm.
Line 3: Beijing Railway Station, International Hotel (West Entry), Dongzhimen (50m from the east of the bridge), Jingxin Building (West Entry), Capital Airport. Daily 6am-7.30pm.
Line 4: Gongzhufen (Xinxing Hotel), Friendship Hotel (North Entry Air Ticket Office), Beitaipingzhuang (50m from the east of the crossroad), Anzhen Building, Capital Airport. Daily 5.40am-9pm.
Line 5: Zhongguancun (No.4 Bridge), Beihang University (North Entry), Huixin Xijie (Anhui Building), Huixin Dongjie (SINOPEC), Capital Airport. Daily 7am-7.30pm.
Tianjin-Capital Airport Line: Daily 4am-6pm. (022 2311 0782). Ticket price is RMB 70.
To confirm this information, visit the Beijing Capital International Airport site: www.bcia.com. cnien/passengers_Land_airport_page.html