CM 2339 then CA 7307 at San Francisco
Salt Lake City → San Francisco → Boston
Timetable, San Francisco time
20:05CM 2339 from Salt Lake City at the gatealso AV 2359, UA 5457, VA 8448
12:45CA 7307 to Boston leaves the gatealso NH 7330
16 h 40 apart on the timetable, overnight
CA 7307 leaves 16 h 40 after CM 2339 arrives on the timetable: more than half a day, so not a connection we count.