The cost of a sleeper car from New York to Chicago can vary based on several factors, including the time of booking, the type of sleeper accommodation chosen, and the time of year. Amtrak, the primary provider of sleeper train services in the United States, offers several options for travelers looking to journey between these two major cities with added comfort and privacy. https://www.quora.com/profile/Ticket-Booking-12/What-is-the-cost-of-a-sleeper-car-from-New-York-to-Chicago