AF 2152 then CX 7858 at San Francisco
New York JFK → San Francisco → Seattle
Timetable, San Francisco time
01:15AF 2152 from New York JFK at the gate
18:48CX 7858 to Seattle leaves the gate
17 h 33 apart on the timetable
CX 7858 leaves 17 h 33 after AF 2152 arrives on the timetable: more than half a day, so not a connection we count.