UA 1341 then UA 1046 at San Francisco
Detroit → San Francisco → Eugene
Timetable, San Francisco time
19:31UA 1341 from Detroit at the gatealso OZ 9538
16:38UA 1046 to Eugene leaves the gatealso OZ 6324
21 h 07 apart on the timetable, overnight
UA 1046 leaves 21 h 07 after UA 1341 arrives on the timetable: more than half a day, so not a connection we count.