UA 3852 then AY 5711 at San Francisco
Ontario → San Francisco → Dallas-Fort Worth
Timetable, San Francisco time
14:00UA 3852 from Ontario at the gate
08:55AY 5711 to Dallas-Fort Worth leaves the gate
18 h 55 apart on the timetable, overnight
AY 5711 leaves 18 h 55 after UA 3852 arrives on the timetable: more than half a day, so not a connection we count.