AC 4121 then OZ 6350 at San Francisco
Ontario → San Francisco → Denver
Timetable, San Francisco time
17:50AC 4121 from Ontario at the gate
16:24OZ 6350 to Denver leaves the gate
22 h 34 apart on the timetable, overnight
OZ 6350 leaves 22 h 34 after AC 4121 arrives on the timetable: more than half a day, so not a connection we count.