St. Louis Airport Train (MetroLink)

Saint Louis Airport is connected to the MetroLink, St. Louis’ metropolitan region rail system, serving both Terminal 1 and Terminal 2.


The trip from the airport to Union Station, located in downtown St. Louis, takes 35 minutes.


Metrolink stands for the light rail transit system between Greater St. Louis area and the Metro East area of Missouri. It consists of a couple of lines, Red and Blue lines, which also connects St. Louis Airport.


Both lines provide direct or indirect connection with downtown St. Louis, St. Louis County, St. Clair and Monroe Counties in Illinois.


It is the red line that serves Terminals 1 and 2 of St. Louis Airport.


See below the schedule of each terminal station:


Terminal 1 schedule

Terminal 2 schedule




See below MetroLink Stations locations in Saint Louis Airport:


  • Terminal 1: Exit Door 1, check-in level, at the east end.
  • Terminal 2: Exit Door 12, through the parking garage.




Fares as described:


  • Cash Base fare: $2.50
  • Cash (reduced fare): $1.00


For further information about fares, please check MetroLink website.



Where do I buy my ticket?

Passengers may purchase their ticket at the stations or through MetroLink website.