DL 363 then UA 785 at San Francisco
New York JFK → San Francisco → Washington
Timetable, San Francisco time
14:45DL 363 from New York JFK at the gatealso VS 3159, LY 4583, LA 6679, KQ 7009
06:15UA 785 to Washington leaves the gatealso AZ 4408, NZ 9160
15 h 30 apart on the timetable, overnight
UA 785 leaves 15 h 30 after DL 363 arrives on the timetable: more than half a day, so not a connection we count.