AS 9923 then UA 2610 at LAX
Tucson → Los Angeles → Denver (DEN)
Timetable, Los Angeles time
13:02AS 9923 from Tucson at the gate
19:03UA 2610 to Denver (DEN) leaves the gate
6 h 01 apart on the timetable
The last days
AS 9923 and UA 2610 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.