Los Angeles County sheriff's deputies confirmed the suspect was found hiding underneath a vehicle in a car lot at about 11:43 p.m.
The suspect, who was described as a black male, busted out the rear, side window of the patrol car while in the backseat at about 8:55 p.m. near Pico Boulevard and the 110 and 10 freeways. He was last seen wearing a gray shirt and black pants.
The Los Angeles Police Department was assisting the Los Angeles County Sheriff's Department in the search. Streets near the area were shut down as deputies conducted their investigation.
The suspect was being transferred from court to a men's jail facility downtown when he escaped, Sheriff's Deputy Guillermina Saldana said.
A command post was established at the intersection of Washington Boulevard and Georgia Street.
CNS contributed to this report.