DL 860 then AV 2036 at San Francisco
Boston → San Francisco → Seattle
Timetable, San Francisco time
13:51DL 860 from Boston at the gatealso WS 7646
07:25AV 2036 to Seattle leaves the gate
17 h 34 apart on the timetable, overnight
AV 2036 leaves 17 h 34 after DL 860 arrives on the timetable: more than half a day, so not a connection we count.