UA 5086 then UA 6093 at Houston
Chattanooga → Houston → Denver
Timetable, Houston time
08:34UA 5086 from Chattanooga at the gate
13:11UA 6093 to Denver leaves the gate
4 h 37 apart on the timetable
The last days
UA 5086 and UA 6093 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.