AA 3914 then AA 2126 at DFW
Columbus (Ohio) → Dallas-Fort Worth → Chicago O'Hare
Timetable, Dallas-Fort Worth time
10:00AA 3914 from Columbus (Ohio) at the gate
18:34AA 2126 to Chicago O'Hare leaves the gate
8 h 34 apart on the timetable
The last days
AA 3914 and AA 2126 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.