CA 7241 then CX 7858 at San Francisco
Washington → San Francisco → Seattle
Timetable, San Francisco time
01:29CA 7241 from Washington at the gate
18:48CX 7858 to Seattle leaves the gate
17 h 19 apart on the timetable
CX 7858 leaves 17 h 19 after CA 7241 arrives on the timetable: more than half a day, so not a connection we count.