Host Marriott Close on Ontario Hotel

BETHESDA, MD; January 31, 2003—Host Marriott Corporation (NYSE: HMT) today announced that it
has closed on the sale of the Ontario, California Airport Marriott hotel for $25.7 million. The proceeds
are expected to be used to repay debt obligations.
Host Marriott Corporation is a Fortune 500 lodging real estate Company, which owns 122 upscale
and luxury full-service hotel properties primarily operated under Marriott, Ritz-Carlton, Four Seasons,
Hyatt, Hilton and Swiss™tel brand names. For further information on Host Marriott Corporation, please
visit the Company’s website at