DL 2176 then DL 2543 at Denver
Los Angeles → Denver → Seattle
Timetable, Denver time
18:52DL 2176 from Los Angeles at the gate
18:33DL 2543 to Seattle leaves the gate
23 h 41 apart on the timetable, overnight
DL 2543 leaves 23 h 41 after DL 2176 arrives on the timetable: more than half a day, so not a connection we count.