B6 1397 then 8C 3370 at Atlanta
Boston → Atlanta → Baltimore
Timetable, Atlanta time
15:32B6 1397 from Boston at the gate
15:448C 3370 to Baltimore leaves the gate
12 min apart on the timetable
The last days
B6 1397 and 8C 3370 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.