AS 445 then DL 3692 at Seattle
Missoula → Seattle → Boise
Timetable, Seattle time
07:44AS 445 from Missoula at the gate
19:50DL 3692 to Boise leaves the gate
12 h 06 apart on the timetable
DL 3692 leaves 12 h 06 after AS 445 arrives on the timetable: more than half a day, so not a connection we count.