DL 3968 then AS 313 at Seattle
Vancouver → Seattle → Detroit
Timetable, Seattle time
16:53DL 3968 from Vancouver at the gate
09:25AS 313 to Detroit leaves the gate
16 h 32 apart on the timetable, overnight
AS 313 leaves 16 h 32 after DL 3968 arrives on the timetable: more than half a day, so not a connection we count.