Orléans Express is a coach operator in Quebec, Canada. It runs buses exclusively in Quebec. A sister company, Acadian Lines formerly provided service until late 2012 throughout Atlantic Canada. Maritime Bus, a subsidiary of Coach Atlantic Group, now provides similar services connecting with Orléans Express at Rivière-du-Loup in Quebec. Travellers from Ontario and western Canada on Greyhound Canada (Canada's largest inter-provincial coach line) can connect to Orléans Express in Montreal.