DL 3968 then AS 712 at Seattle
Vancouver → Seattle → Burbank
Timetable, Seattle time
16:53DL 3968 from Vancouver at the gate
10:54AS 712 to Burbank leaves the gate
18 h 01 apart on the timetable, overnight
AS 712 leaves 18 h 01 after DL 3968 arrives on the timetable: more than half a day, so not a connection we count.