DL 1431 then AA 2871 at Phoenix
Salt Lake City → Phoenix → Spokane
Timetable, Phoenix time
13:16DL 1431 from Salt Lake City at the gate
11:09AA 2871 to Spokane leaves the gate
21 h 53 apart on the timetable, overnight
AA 2871 leaves 21 h 53 after DL 1431 arrives on the timetable: more than half a day, so not a connection we count.