Originally Posted by
moontheloon23
I think your best bet would be to park at the free (!) Aviation Station Green Line park and ride: Then take the Green Line towards Norwalk, transfer to the Blue Line at Imperial Wilmington and take that until the Pico/Flower station. Google Maps -- which is generally very reliable for planning transit trips in LA -- pegs that trip at 45 minutes from Aviation to Pico/Flower.
As for safety, I'm not totally sure what you mean. Personal safety from other transit riders? Rates of crime on Metro lines are lower than in the city as a whole, so I wouldn't worry about it. Rinkrat's been riding the Blue Line for quite a while, so he would know.