B6 315 then BA 2984 at San Francisco
New York JFK → San Francisco → Portland (Oregon)
Timetable, San Francisco time
15:07B6 315 from New York JFK at the gatealso EY 8016
14:47BA 2984 to Portland (Oregon) leaves the gatealso JL 5417
23 h 40 apart on the timetable, overnight
BA 2984 leaves 23 h 40 after B6 315 arrives on the timetable: more than half a day, so not a connection we count.