F9 3381 then UA 785 at San Francisco
San Diego → San Francisco → Washington
Timetable, San Francisco time
12:51F9 3381 from San Diego at the gate
06:15UA 785 to Washington leaves the gatealso AZ 4408, NZ 9160
17 h 24 apart on the timetable, overnight
UA 785 leaves 17 h 24 after F9 3381 arrives on the timetable: more than half a day, so not a connection we count.