AS 587 then DL 1706 at Seattle
Chicago O'Hare → Seattle → Detroit
Timetable, Seattle time
09:50AS 587 from Chicago O'Hare at the gate
09:45DL 1706 to Detroit leaves the gate
23 h 55 apart on the timetable, overnight
DL 1706 leaves 23 h 55 after AS 587 arrives on the timetable: more than half a day, so not a connection we count.