UA 2754 then LA 6165 at San Francisco
Minneapolis → San Francisco → Boston
Timetable, San Francisco time
19:33UA 2754 from Minneapolis at the gatealso OZ 6312, VA 8253, NZ 9438
15:00LA 6165 to Boston leaves the gatealso WS 8083
19 h 27 apart on the timetable, overnight
LA 6165 leaves 19 h 27 after UA 2754 arrives on the timetable: more than half a day, so not a connection we count.