From this September 2, 2024, a new express bus line links Bréval directly to La Défense with 7 stops, making everyday life easier for residents of the western Yvelines region. In just 1h15, the famous business district can now be reached, offering an alternative solution to the car. Accessible with the Navigo Pass, this Île-de-France Mobilités initiative improves connections between rural areas and the capital.