O3 199 then AA 4543 at O'Hare
Anchorage → Chicago → Indianapolis
Timetable, Chicago time
22:21O3 199 from Anchorage at the gate
06:43AA 4543 to Indianapolis leaves the gate
8 h 22 apart on the timetable, overnight
The last days
O3 199 and AA 4543 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.