AS 536 then WS 3751 at Seattle
Oakland → Seattle → Calgary
Timetable, Seattle time
14:29AS 536 from Oakland at the gate
14:20WS 3751 to Calgary leaves the gate
23 h 51 apart on the timetable, overnight
WS 3751 leaves 23 h 51 after AS 536 arrives on the timetable: more than half a day, so not a connection we count.