B6 833 then AV 2036 at San Francisco
Boston → San Francisco → Seattle
Timetable, San Francisco time
13:16B6 833 from Boston at the gatealso FI 7969
07:25AV 2036 to Seattle leaves the gate
18 h 09 apart on the timetable, overnight
AV 2036 leaves 18 h 09 after B6 833 arrives on the timetable: more than half a day, so not a connection we count.