210 moves pretty good. Don't do it on a Friday afternoon.
At rush hours there's often a bottleneck at the 605 and then again in San Dimas at Foothill, but it opens up after that. Probably another bottleneck at the 15.
Friday night is deadly, any time after about 1pm on Friday it starts! People going out of town, the river, Vegas.
Car pool lane all the way from Pasadena to the 15