UA 6246 then SY 1982 at Detroit
Washington → Detroit → Minneapolis
Timetable, Detroit time
18:56UA 6246 from Washington at the gate
18:54SY 1982 to Minneapolis leaves the gate
23 h 58 apart on the timetable, overnight
SY 1982 leaves 23 h 58 after UA 6246 arrives on the timetable: more than half a day, so not a connection we count.