UA 276 then CM 1472 at San Francisco
Nashville → San Francisco → Seattle
Timetable, San Francisco time
21:35UA 276 from Nashville at the gatealso VA 8169, NZ 9138
21:05CM 1472 to Seattle leaves the gate
23 h 30 apart on the timetable, overnight
CM 1472 leaves 23 h 30 after UA 276 arrives on the timetable: more than half a day, so not a connection we count.