AS 390 then DL 5665 at Boston
San Diego → Boston → Richmond
Timetable, Boston time
16:41AS 390 from San Diego at the gate
15:20DL 5665 to Richmond leaves the gate
22 h 39 apart on the timetable, overnight
DL 5665 leaves 22 h 39 after AS 390 arrives on the timetable: more than half a day, so not a connection we count.