DL 3940 then DL 1373 at Salt Lake City
Colorado Springs → Salt Lake City → Portland (Oregon)
Timetable, Salt Lake City time
10:15DL 3940 from Colorado Springs at the gate
22:45DL 1373 to Portland (Oregon) leaves the gate
12 h 30 apart on the timetable
DL 1373 leaves 12 h 30 after DL 3940 arrives on the timetable: more than half a day, so not a connection we count.