CA 7283 then UA 573 at San Francisco
Los Angeles → San Francisco → Denver
Timetable, San Francisco time
00:06CA 7283 from Los Angeles at the gate
20:23UA 573 to Denver leaves the gatealso AC 4081
20 h 17 apart on the timetable
UA 573 leaves 20 h 17 after CA 7283 arrives on the timetable: more than half a day, so not a connection we count.