AA 4635 then TK 6015 at O'Hare
Washington National → Chicago → Houston
Timetable, Chicago time
23:40AA 4635 from Washington National at the gate
03:30TK 6015 to Houston leaves the gate
3 h 50 apart on the timetable, overnight
The last days
AA 4635 and TK 6015 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.