Hotels near Old St. Mary's Cathedral are always on sale with CheapOair! Built in 1854 as the first cathedral of the Archdiocese of San Francisco, Old St. Mary's Cathedral is situated in San Francisco, California. Housed in the corner of Grant Avenue and California Street, it is the most popular proto-cathedral and parish of the Roman Catholic Church. Take a closer look at the magnificent architecture of this church along with your buddies. Find great deals on cheap hotels near Old St. Mary's Cathedral, and count on CheapOair for all of your travel booking needs.