CM 2339 then AC 3994 at San Francisco
Salt Lake City → San Francisco → Boise
Timetable, San Francisco time
20:05CM 2339 from Salt Lake City at the gatealso AV 2359, AC 4239, UA 5457, VA 8448
18:30AC 3994 to Boise leaves the gatealso UA 5644
22 h 25 apart on the timetable, overnight
AC 3994 leaves 22 h 25 after CM 2339 arrives on the timetable: more than half a day, so not a connection we count.