UA 2000 then FX 9791 at O'Hare
Minneapolis → Chicago → Anchorage
Timetable, Chicago time
11:29UA 2000 from Minneapolis at the gate
04:00FX 9791 to Anchorage leaves the gate
16 h 31 apart on the timetable, overnight
FX 9791 leaves 16 h 31 after UA 2000 arrives on the timetable: more than half a day, so not a connection we count.