CM 2457 then VS 1904 at San Francisco
Sacramento → San Francisco → Seattle
Timetable, San Francisco time
21:41CM 2457 from Sacramento at the gatealso AC 4533, UA 5961, VA 8183
17:53VS 1904 to Seattle leaves the gatealso SK 3646, DL 3707, AF 9153
20 h 12 apart on the timetable, overnight
VS 1904 leaves 20 h 12 after CM 2457 arrives on the timetable: more than half a day, so not a connection we count.