UA 3905 then AA 2571 at San Francisco
Tokyo Haneda → San Francisco → Dallas-Fort Worth
Timetable, San Francisco time
16:33UA 3905 from Tokyo Haneda at the gate
08:55AA 2571 to Dallas-Fort Worth leaves the gatealso QF 3304, BA 4399, G3 6348, GF 6870, IB 8042
16 h 22 apart on the timetable, overnight
AA 2571 leaves 16 h 22 after UA 3905 arrives on the timetable: more than half a day, so not a connection we count.