AZ 4374 then WN 4619 at San Francisco
Portland (Oregon) → San Francisco → Denver
Timetable, San Francisco time
09:07AZ 4374 from Portland (Oregon) at the gatealso CA 7296
09:35WN 4619 to Denver leaves the gate
28 min apart on the timetable
The last days
AZ 4374 and WN 4619 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.