Los Angeles LAX airport is 15 miles southwest of downtown Los Angeles.
From downtown LA take I-110 South to the I-105 West, then follow signs for LAX.
Driving time to/from downtown Los Angeles is 25-50 minutes depending on traffic.
From San Fernando Valley/the north take the I-405 South to the airport.
From Long Beach/the south take the I-405 north to the LAX exit.