WN 2147 then DL 493 at Atlanta
Baltimore → Atlanta → Denver
Timetable, Atlanta time
22:10WN 2147 from Baltimore at the gate
20:45DL 493 to Denver leaves the gate
22 h 35 apart on the timetable, overnight
DL 493 leaves 22 h 35 after WN 2147 arrives on the timetable: more than half a day, so not a connection we count.