WN 3412 then WN 3397 at Phoenix
San Diego → Phoenix → Boise
Timetable, Phoenix time
10:20WN 3412 from San Diego at the gate
22:40WN 3397 to Boise leaves the gate
12 h 20 apart on the timetable
WN 3397 leaves 12 h 20 after WN 3412 arrives on the timetable: more than half a day, so not a connection we count.