UA 6105 then AA 249 at O'Hare
Lewisburg → Chicago → Mexico City
Timetable, Chicago time
12:45UA 6105 from Lewisburg at the gate
08:45AA 249 to Mexico City leaves the gate
20 h apart on the timetable, overnight
AA 249 leaves 20 h after UA 6105 arrives on the timetable: more than half a day, so not a connection we count.