The express train to Soekarno Hatta International Airport is officially operates on 26 December 2017. Up to 1 January 2018 you can purchase the ticket with a promotional rate of IDR 30,000 and after that date, the fare is IDR 70,000
There will be 42 trips/day for SHIA Express train. If you want to look for the schedule please download here. The SHIA Express train for temporary will be stop at BNI City Station or Sudirman Baru Station, Batu Ceper Station, and SHIA Station.