UA 1970 then AF 2134 at San Francisco
Cleveland → San Francisco → Detroit
Timetable, San Francisco time
21:45UA 1970 from Cleveland at the gatealso VA 8489, NZ 9046, OZ 9526
11:40AF 2134 to Detroit leaves the gate
13 h 55 apart on the timetable, overnight
AF 2134 leaves 13 h 55 after UA 1970 arrives on the timetable: more than half a day, so not a connection we count.