Originally Posted by
Thunderroad
Thanks for this additional input.
I just realized that both the incoming UA and outgoing LH flights go through T1 (though I believe different concourses). I haven't flown through ORD in quite some time, so please correct me if I'm wrong: I assume this saves some time, including not needing to go through security at ORD.
Correct. It's an airside transfer, and it should be relatively convenient to the Polaris Lounge.