BR 646 then UA 622 at O'Hare
Anchorage → Chicago → Austin
Timetable, Chicago time
17:10BR 646 from Anchorage at the gate
12:55UA 622 to Austin leaves the gate
19 h 45 apart on the timetable, overnight
UA 622 leaves 19 h 45 after BR 646 arrives on the timetable: more than half a day, so not a connection we count.