3S 444 then AA 3694 at O'Hare
Frankfurt am Main → Chicago → Champaign
Timetable, Chicago time
19:243S 444 from Frankfurt am Main at the gate
19:15AA 3694 to Champaign leaves the gate
23 h 51 apart on the timetable, overnight
AA 3694 leaves 23 h 51 after 3S 444 arrives on the timetable: more than half a day, so not a connection we count.