Cheap deals on hotels in Union Square - Convention Center with a spa

Completely renovated spring 2007, this Westin hotel, in the South of Market district, is across the street from Yerba Buena Gardens and 1 block from the Museum of Modern Art and Moscone Convention Center. More hotel info for The Westin San Francisco Market Street in Union Square Convention Center

Named for San Francisco poet Kenneth Rexroth, this smoke-free, boutique hotel is within 2 blocks of Union Square and the Powell Street cable car; the Moscone Convention Center is a half-mile away. More hotel info for Hotel Rex, a Joie de Vivre Boutique Hotel in Union Square Convention Center

Located within two blocks of four theaters, this 21-story hotel is four blocks from the Financial District and a half-mile from the convention center and Museum of Modern Art. More hotel info for JW Marriott San Francisco in Union Square Convention Center

Infused with the spirit of Italy, this romantic retreat is on the Powell Street cable-car line, less than a block from Union Square; theaters are two blocks west, and Market Street is two blocks south. More hotel info for Villa Florence, a Larkspur Hotel in Union Square Convention Center

Just off Market Street, downtown's major thoroughfare, this contemporary 32-story hotel is 1 block from San Francisco Centre shops and 3 blocks from the Moscone Convention Center. More hotel info for Parc Fifty Five Hotel in Union Square Convention Center

The eclectically decorated hotel occupies a 1910 Beaux-Arts building one block from the Curran and ACT theaters, and two blocks from the shops of Union Square and cable cars. More hotel info for Hotel Monaco - a Kimpton Hotel in Union Square Convention Center

Located on the top of Nob Hill, this historic hotel is adjacent to the California Line cable-car route, and a half-mile from both Union Square and the financial district. More hotel info for The Fairmont San Francisco in Union Square Convention Center

Old-world elegance is suffused with modern glamour in this historic hotel two blocks from Union Square, a half-mile from the Financial District, and one mile from the Embarcadero. More hotel info for CLIFT Hotel in Union Square Convention Center

This hotel is adjacent to the California Street cable car line, two blocks from Chinatown, and a half-mile from both the myriad shops of Union Square and the financial district. More hotel info for The Ritz-Carlton, San Francisco in Union Square Convention Center

Offering 1,900 rooms, this hotel spans an entire city block, 1 block from cable cars and theaters and 2 blocks from Union Square; the Moscone Center is less than a mile away. More hotel info for Hilton San Francisco Union Square in Union Square Convention Center