How much does CDG Express cost?
CDG Express is the 32 km direct rail link between Paris Gare de l'Est and Paris-Charles de Gaulle Airport in France, financed by the airport operator, SNCF Réseau and the Caisse des Dépôts with a state loan and operated by Hello Paris, whose works began in 2018 for the 2024 Olympics, whose final track connection was made on 23 to 25 May 2026 and whose commercial opening is officially fixed for 28 March 2027. Transportdepersonne.com wrote on 13 June 2026 that the total investment is 2.6 billion euros, of which about 500 million benefited the RER B.
Published project estimate
€2.6 billion
Approximately $2.94 billion
Cost basis: 2026
BmazerollesCC BY 4.0
Cost evidence
Basis of the published figure
Published project estimate2026
Project metrics
Key dimensions
- Total lengthtransportdepersonne.com
- 32 km
Project record