WS 4270 then DL 3764 at Vancouver
Terrace → Vancouver → Seattle (SEA)
Timetable, Vancouver time
11:50WS 4270 from Terrace at the gate
08:26DL 3764 to Seattle (SEA) leaves the gate
20 h 36 apart on the timetable, overnight
DL 3764 leaves 20 h 36 after WS 4270 arrives on the timetable: more than half a day, so not a connection we count.