This disclosure relates to a novel system, device, and method for providing a sleeping bag with an integrated ground mat that provides thermal comfort by effectively retaining heat and is lightweight, compact, and easily packed for transport or storage. The sleeping bag with integrated air mattress allows the user to bring only one item that doubles as a sleeping bag and a ground mat. Additionally, the integrated ground mat remains positioned under the user while the user is sleeping. The sleeping bag may have an integrated ground mat, an inner shell, an outer shell, insulation between the inner and outer shells, an upper portion and a lower portion forming a sleeping cavity, an opening for access into the sleeping cavity, a draft tube, and a means for opening and closing the sleeping bag opening.