CDGVAL: free automatic metro serving all terminals at Paris-Charles de Gaulle (Terminals 1, 3, 2A, 2B, 2C, 2D, 2E, 2F, 2G), the SNCF stations (RER B and TGV), Aéroport Charles de Gaulle 1 and Aéroport Charles de Gaulle 2-TGV stations, the Roissypole bus station, the PR and PX car parks as well as the airport hotels.
Orlyval: free automatic metro serving all of Paris-Orly Airport links the Antony RER station to Paris-Orly Airport. Special rates are available.
LISA: free automatic metro linking the three Terminal 2E boarding gates at Paris-Charles de Gaulle (gates K, L and M).