KL 7479 then VA 8384 at San Francisco
Detroit → San Francisco → Washington
Timetable, San Francisco time
23:02KL 7479 from Detroit at the gate
22:55VA 8384 to Washington leaves the gate
23 h 53 apart on the timetable, overnight
VA 8384 leaves 23 h 53 after KL 7479 arrives on the timetable: more than half a day, so not a connection we count.