BR 646 then UA 5594 at O'Hare
Anchorage → Chicago → Springfield Branson National
Timetable, Chicago time
17:10BR 646 from Anchorage at the gate
16:15UA 5594 to Springfield Branson National leaves the gate
23 h 05 apart on the timetable, overnight
UA 5594 leaves 23 h 05 after BR 646 arrives on the timetable: more than half a day, so not a connection we count.