Originally Posted by
JumboD
This is also, by the way, one of my favorite ways to travel to Chicago. Buy two one-way tickets, get off at ORD on the outbound (as long as you don't do this too often) and drive to MKE on the return, skipping the zoo that is landside at ORD.
Seriously? That seems like quite a lot of extra effort and cost just to skip checking-in at ORD...