DL 860 then UA 2127 at San Francisco
Boston → San Francisco → Los Angeles
Timetable, San Francisco time
13:51DL 860 from Boston at the gatealso LY 4227, WS 7646
06:00UA 2127 to Los Angeles leaves the gatealso AV 2163, NZ 9260
16 h 09 apart on the timetable, overnight
UA 2127 leaves 16 h 09 after DL 860 arrives on the timetable: more than half a day, so not a connection we count.