DL 2877 then DL 3876 at Denver
Minneapolis → Denver → Austin
Timetable, Denver time
12:04DL 2877 from Minneapolis at the gate
09:42DL 3876 to Austin leaves the gate
21 h 38 apart on the timetable, overnight
DL 3876 leaves 21 h 38 after DL 2877 arrives on the timetable: more than half a day, so not a connection we count.