AS 755 then TP 4392 at San Francisco
San Diego → San Francisco → Boston
Timetable, San Francisco time
09:37AS 755 from San Diego at the gatealso CX 7863
06:00TP 4392 to Boston leaves the gatealso EY 8006
20 h 23 apart on the timetable, overnight
TP 4392 leaves 20 h 23 after AS 755 arrives on the timetable: more than half a day, so not a connection we count.