AC 3338 then UA 2386 at San Francisco
Portland (Oregon) → San Francisco → Washington National
Timetable, San Francisco time
15:15AC 3338 from Portland (Oregon) at the gatealso VA 8585, NZ 9358
14:18UA 2386 to Washington National leaves the gatealso NZ 2777
23 h 03 apart on the timetable, overnight
UA 2386 leaves 23 h 03 after AC 3338 arrives on the timetable: more than half a day, so not a connection we count.