UA 1341 then KL 6287 at San Francisco
Detroit → San Francisco → Atlanta
Timetable, San Francisco time
19:31UA 1341 from Detroit at the gatealso OZ 9538
14:08KL 6287 to Atlanta leaves the gatealso LA 6575
18 h 37 apart on the timetable, overnight
KL 6287 leaves 18 h 37 after UA 1341 arrives on the timetable: more than half a day, so not a connection we count.