DL 2182 then DL 472 at Atlanta
Huntsville → Atlanta → Seattle
Timetable, Atlanta time
14:32DL 2182 from Huntsville at the gate
14:05DL 472 to Seattle leaves the gate
23 h 33 apart on the timetable, overnight
DL 472 leaves 23 h 33 after DL 2182 arrives on the timetable: more than half a day, so not a connection we count.