BA 285 then QR 7784 at San Francisco
London → San Francisco → Dallas-Fort Worth
Timetable, San Francisco time
14:55BA 285 from London at the gatealso IB 3626, AS 5279, AY 5525, AA 6996, EI 8985
13:57QR 7784 to Dallas-Fort Worth leaves the gate
23 h 02 apart on the timetable, overnight
QR 7784 leaves 23 h 02 after BA 285 arrives on the timetable: more than half a day, so not a connection we count.