DL 2986 then UA 1267 at San Francisco
Los Angeles → San Francisco → Detroit
Timetable, San Francisco time
23:21DL 2986 from Los Angeles at the gatealso VS 4111, LA 7912
23:00UA 1267 to Detroit leaves the gate
23 h 39 apart on the timetable, overnight
UA 1267 leaves 23 h 39 after DL 2986 arrives on the timetable: more than half a day, so not a connection we count.