LH 9178 then VA 8393 at San Francisco
Chicago O'Hare → San Francisco → Miami
Timetable, San Francisco time
17:23LH 9178 from Chicago O'Hare at the gate
08:15VA 8393 to Miami leaves the gate
14 h 52 apart on the timetable, overnight
VA 8393 leaves 14 h 52 after LH 9178 arrives on the timetable: more than half a day, so not a connection we count.