DL 3790 then AA 9789 at Seattle
Spokane → Seattle → Phoenix
Timetable, Seattle time
19:05DL 3790 from Spokane at the gate
14:00AA 9789 to Phoenix leaves the gate
18 h 55 apart on the timetable, overnight
AA 9789 leaves 18 h 55 after DL 3790 arrives on the timetable: more than half a day, so not a connection we count.