AA 3783 then WN 2278 at Phoenix
Tucson → Phoenix → Las Vegas
Timetable, Phoenix time
12:25AA 3783 from Tucson at the gate
12:55WN 2278 to Las Vegas leaves the gate
30 min apart on the timetable
The last days
AA 3783 and WN 2278 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.