WN 1772 then EI 7152 at San Francisco
Denver → San Francisco → Los Angeles
Timetable, San Francisco time
13:25WN 1772 from Denver at the gate
14:05EI 7152 to Los Angeles leaves the gate
40 min apart on the timetable
The last days
WN 1772 and EI 7152 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.