UA 616 then AV 2352 at San Francisco
Denver → San Francisco → Burbank
Timetable, San Francisco time
11:42UA 616 from Denver at the gatealso AC 5189, VA 8348, NZ 9067
07:15AV 2352 to Burbank leaves the gate
19 h 33 apart on the timetable, overnight
AV 2352 leaves 19 h 33 after UA 616 arrives on the timetable: more than half a day, so not a connection we count.