JL 7554 then AC 4014 at San Francisco
Los Angeles → San Francisco → Ontario
Timetable, San Francisco time
20:27JL 7554 from Los Angeles at the gate
16:19AC 4014 to Ontario leaves the gate
19 h 52 apart on the timetable, overnight
AC 4014 leaves 19 h 52 after JL 7554 arrives on the timetable: more than half a day, so not a connection we count.