BR 646 then UA 2827 at O'Hare
Anchorage → Chicago → Tampa
Timetable, Chicago time
06:51BR 646 from Anchorage at the gate
20:03UA 2827 to Tampa leaves the gate
13 h 12 apart on the timetable
UA 2827 leaves 13 h 12 after BR 646 arrives on the timetable: more than half a day, so not a connection we count.