UA 1341 then UA 1554 at San Francisco
Detroit → San Francisco → San Antonio
Timetable, San Francisco time
19:31UA 1341 from Detroit at the gatealso OZ 9538
18:25UA 1554 to San Antonio leaves the gatealso NZ 2373, AC 4347, EK 6381
22 h 54 apart on the timetable, overnight
UA 1554 leaves 22 h 54 after UA 1341 arrives on the timetable: more than half a day, so not a connection we count.