DL 8868 then AS 9912 at O'Hare
Tampa → Chicago → Columbus (Ohio)
Timetable, Chicago time
14:54DL 8868 from Tampa at the gate
15:30AS 9912 to Columbus (Ohio) leaves the gate
36 min apart on the timetable
The last days
DL 8868 and AS 9912 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.