Comfortable Accommodations AC Hotel by Marriott Washington DC Convention Center in Washington offers comfortable rooms with private entrances and soundproofing. Guests enjoy free WiFi, air-conditioning, and modern amenities. Dining and Leisure The modern restaurant serves European cuisine with cocktails, while the bar provides a relaxing atmosphere. Additional facilities include a fitness center, free bicycles, and a minimarket. Prime Location Located 6.8 mi from Ronald Reagan Washington National Airport, the hotel is a short walk from the Walter E Washington Convention Center and near attractions such as the National Gallery of Art and The National Mall. An ice-skating rink is also nearby.