AA 1968 then UA 8133 at O'Hare
Tucson → Chicago → Houston
Timetable, Chicago time
20:20AA 1968 from Tucson at the gate
21:50UA 8133 to Houston leaves the gate
1 h 30 apart on the timetable
The last days
AA 1968 and UA 8133 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.
Later flights to Houston
No later flight to Houston on the timetable.