Anonymous wrote:Ohare is massive and weird, and had the worst security lines I have personally ever experienced aside from ATL.
I would do nothing less than a 2-hr layover at ORD.[/quote
They wouldn't go through security. All the AA gate areas are connected behind security at ORD. Might be different concourses, but all in the same terminal (3). Farthest walk would be 10-15 minutes depending on how fast you walked.