DL 3968 then AS 253 at Seattle
Vancouver → Seattle → Cleveland
Timetable, Seattle time
16:53DL 3968 from Vancouver at the gate
13:31AS 253 to Cleveland leaves the gate
20 h 38 apart on the timetable, overnight
AS 253 leaves 20 h 38 after DL 3968 arrives on the timetable: more than half a day, so not a connection we count.