UA 5397 then AV 2036 at San Francisco
Eugene → San Francisco → Seattle
Timetable, San Francisco time
15:35UA 5397 from Eugene at the gate
07:25AV 2036 to Seattle leaves the gate
15 h 50 apart on the timetable, overnight
AV 2036 leaves 15 h 50 after UA 5397 arrives on the timetable: more than half a day, so not a connection we count.