UA 1125 then BR 643 at O'Hare
Indianapolis → Chicago → Anchorage
Timetable, Chicago time
13:59UA 1125 from Indianapolis at the gate
11:25BR 643 to Anchorage leaves the gate
21 h 26 apart on the timetable, overnight
BR 643 leaves 21 h 26 after UA 1125 arrives on the timetable: more than half a day, so not a connection we count.