UA 2199 then AV 2036 at San Francisco
Los Angeles → San Francisco → Seattle
Timetable, San Francisco time
12:31UA 2199 from Los Angeles at the gatealso VA 8062, NZ 9277
07:25AV 2036 to Seattle leaves the gate
18 h 54 apart on the timetable, overnight
AV 2036 leaves 18 h 54 after UA 2199 arrives on the timetable: more than half a day, so not a connection we count.