AV 6985 then JL 57 at San Francisco
Vancouver → San Francisco → Tokyo Narita
Timetable, San Francisco time
16:06AV 6985 from Vancouver at the gate
11:45JL 57 to Tokyo Narita leaves the gatealso MH 4405, AS 7315, AA 8410
19 h 39 apart on the timetable, overnight
JL 57 leaves 19 h 39 after AV 6985 arrives on the timetable: more than half a day, so not a connection we count.