UA 1341 then KL 6537 at San Francisco
Detroit → San Francisco → Atlanta
Timetable, San Francisco time
19:31UA 1341 from Detroit at the gatealso OZ 9538
14:05KL 6537 to Atlanta leaves the gate
18 h 34 apart on the timetable, overnight
KL 6537 leaves 18 h 34 after UA 1341 arrives on the timetable: more than half a day, so not a connection we count.