AA 1691 then K4 982 at O'Hare
Newark → Chicago → Anchorage
Timetable, Chicago time
16:11AA 1691 from Newark at the gate
17:00K4 982 to Anchorage leaves the gate
49 min apart on the timetable
The last days
AA 1691 and K4 982 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.