AF 8883 then UA 1453 at San Francisco
Los Angeles → San Francisco → Washington
Timetable, San Francisco time
21:34AF 8883 from Los Angeles at the gate
16:52UA 1453 to Washington leaves the gatealso VA 8383, NZ 9169
19 h 18 apart on the timetable, overnight
UA 1453 leaves 19 h 18 after AF 8883 arrives on the timetable: more than half a day, so not a connection we count.