DL 3709 then DL 1485 at Atlanta
Northwest Arkansas → Atlanta → St Louis
Timetable, Atlanta time
13:37DL 3709 from Northwest Arkansas at the gate
16:53DL 1485 to St Louis leaves the gate
3 h 16 apart on the timetable
The last days
DL 3709 and DL 1485 weren’t both flown 15 min to 12 h apart in the last 21 days.
Statistics from past flights, not live flight information. Always check times and your connection with your airline, and don’t base travel or booking decisions on these numbers.