Capital Airport Express Capital Airport Express is a metro line, opened on 19 July 2008, 30.0 km long, with 5 stations. ## Overview Capital Airport Express is a metro line, opened on 19 July 2008[^zhwiki], 30.0 km long[^zhwiki], with 5 stations[^zhwiki]. Updated: 2026-10-25 Tags: - 地铁 Relations: - Stops at: 3号航楼站 - Stops at: Sanyuan Qiao station - Stops at: Beixinqiao station - Stops at: 2号航楼站 - Stops at: Dongzhimen station - Operated by: Beijing Capital Metro Corp., Ltd. Mentioned in: - 北京京城地铁有限公司 - 2号航楼站 - 3号航楼站 - 北新桥站 - 东直门站 - 三元桥站 Sources: - CPTOND-2025 — Wang, Liang 等 (CC BY 4.0) https://doi.org/10.6084/m9.figshare.29377427.v2 Beijing/beijing_metro_routes.shp; DBF rows 20,68; status=1 - Beijing Subway — Wikipedia https://en.wikipedia.org/wiki/Beijing_Subway Operators / Operation and current lines table; operator identity review only, not station coverage. Retrieved 2026-10-24; CC BY-SA 4.0; original Chinese factual summary. - Wikidata Q847767 https://www.wikidata.org/wiki/Q847767 - 北京首都机场线(维基百科) https://zh.wikipedia.org/wiki/%E5%8C%97%E4%BA%AC%E5%9C%B0%E9%93%81%E9%A6%96%E9%83%BD%E6%9C%BA%E5%9C%BA%E7%BA%BF 信息框