OZ 6304 then VA 8085 at San Francisco
Chicago O'Hare → San Francisco → Houston
Timetable, San Francisco time
21:22OZ 6304 from Chicago O'Hare at the gate
16:40VA 8085 to Houston leaves the gate
19 h 18 apart on the timetable, overnight
VA 8085 leaves 19 h 18 after OZ 6304 arrives on the timetable: more than half a day, so not a connection we count.