UA 4358 then UA 3881 at Houston
Knoxville → Houston → Amarillo
Timetable, Houston time
17:24UA 4358 from Knoxville at the gate
21:30UA 3881 to Amarillo leaves the gate
4 h 06 apart on the timetable
The last days
UA 4358 and UA 3881 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 Amarillo
No later flight to Amarillo on the timetable.