DL 3968 then AS 378 at Seattle
Vancouver → Seattle → Baltimore
Timetable, Seattle time
16:53DL 3968 from Vancouver at the gate
09:08AS 378 to Baltimore leaves the gate
16 h 15 apart on the timetable, overnight
AS 378 leaves 16 h 15 after DL 3968 arrives on the timetable: more than half a day, so not a connection we count.