Beijing Capital International Airport  about 30 kilometers from the city center. It is one of the busiest airports in the world, and most of Beijing'stake off and land here. There are three terminal buildingsthe airport, T1, T2 and T3.There are shuttle buses between the terminals and go to the downtown andcity

Beijing Daxing International Airport a large-scale international aviation hub in Beijing, plays an important role in transportation hub of the Beijing-Tianjin-Hebei region for supporting the Xiongan New Area. It is located in the Daxing District of Beijing and Guangyang Disctic of Langfang, Heibei province. It is another main hub of international airlines after Beijing Capital International Airport.

Beijing Railway Station in the heart of the city, served by Subway Line 2. Destinations include: Changchun, Chengde, Dalian, Fuzhou, Guangzhou, Hangzhou, Harbin, Hefei, Jilin, Nanjing, Qiqihar, Shanghai, Shenyang, Suzhou, Tianjin, and Yangzhou. High speed trains to the Northeast leave from this station. The trains for Mongolia (Ulaanbaatar), Russia, and North Korea also leave from here. 

Beijing West Railway Station is the largest train station. Destinations include: Changsha, Chengdu, Chongqing, Datong, Fuzhou, Guangzhou, Guilin, Guiyang, Hefei, Hohhot, Hong Kong, Kunming, Lanzhou, Lhasa, Ningbo, Qinhuangdao, Sanya, Shenzhen, Taiyuan, Urumqi, Wuhan, Xi'an, and Xiamen. Also, the twice-weekly international through-carriage from Hanoi, Vietnam arrives here. Both ordinary speed and high-speed trains (wherever available) to these destinations are from Beijing West.

Beijing North Railway Station is  Small -scale train station compared to the previous three stations, but you might end up here if coming from Inner Mongolia. Destinations include Chifeng, Fuxin, Hailar, Manzhouli, Hohhot, Longhua, Luanping, Nankou, Shacheng, Huailai (via Badaling), Tongliao, and Zhangjiakou. It also offers tour train services to Yanqing and the Badaling Great Wall. But now it si Closed due to the construction works for Beijing-Zhangjiakou Higg Speed Railway and was scheduled to be reopened around 2022

The Airport Express train  is a rapid transit that provides an airport rail link service from Beijing city center to the Beijing Capital International Airport.The line became operational on July 19, 2008, in time to serve the 2008 Summer Olympic Games.currently it  has four stations: Dongzhimen and Sanyuanqiao in the city, and two stations in the Capital Airport, one at Terminal 3, and the other at Terminal 2. Trains departing Dongzhimen first stop at Sanyuanqiao, then proceed to the airport and serve Terminal 3. Here, they reverse direction and proceed to Terminal 2, where they reverse out again and head back to Dongzhimen via Sanyuanqiao. There is no station serving Terminal 1 directly; riders must alight at Terminal 2 and use a walkway to reach Terminal 1.Note :If you get off at the stop of Sanyuanqiao,where you can transfer to  Subway Line 10. When you get to the final stop - Dongzhimen Station, you can interchange  for Subway Line 2 and 13.A single trip from T3 to Dongzhimen takes 20 minutes. Operation timeT3: 06: 20 - 22: 50T2: 06: 35 - 23: 10Dongzhimen: 06: 00 - 22: 30 Airport express train fare :CNY25 for one way 

Beijing Subway is a rapid transit rail network that serves the urban and suburban districts of Beijing municipality. The subway is the world's busiest one ,averagely delivered 10.35 million per day with peak single-day ,Now The subway network has 22 lines, 370 stations in operation  and is the second longest subway system in the world after the Shanghai Metro.The Beijing Subway Fares start at ¥3 for a trip up to 6 km in distance, with ¥1 added for the next 6 km, for every 10 km thereafter until the trip distance reaches 32 km, and for every 20 km beyond the first 32 km.Riders can look up fares by checking fare schedules posted in stations.

Beijing taxis are green ,blue ,or red color at  top with yellow color at the bottom ,Taxis charge fee is ¥13 for the first 3Km , and an additional ¥2.3/km after the first 3 km.and All official taxis have license plates beginning with the letter "B", as in "京B". "Pirate Taxi cabs" may look like taxis but their license plates will start with other letters . Pirate cabs will charge you a higher fee for the journey, unless you are a good  price -killer . in addition  it is a good idea to ask taxi driver  for a receipt (发票 fā piào)  while you getting off the taxi ,in case you want to make a complaint later or for business reimbursement purposes, and since the receipt has the cab number, you will have a greater chance of getting your possessions back if you forget anything in the taxi.