AM 668 then AA 2334 at San Francisco
Mexico City → San Francisco → Phoenix
Timetable, San Francisco time
11:38AM 668 from Mexico City at the gatealso WS 6113, DL 8009
12:19AA 2334 to Phoenix leaves the gate
41 min apart on the timetable
The last days
AM 668 and AA 2334 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.