AV 2351 then OZ 6310 at San Francisco
Denver → San Francisco → Seattle
Timetable, San Francisco time
23:09AV 2351 from Denver at the gate
18:30OZ 6310 to Seattle leaves the gate
19 h 21 apart on the timetable, overnight
OZ 6310 leaves 19 h 21 after AV 2351 arrives on the timetable: more than half a day, so not a connection we count.