AA 5031 then UA 803 at Dulles
Greenville-Spartanburg → Washington → Tokyo
Timetable, Washington time
06:44AA 5031 from Greenville-Spartanburg at the gate
19:34UA 803 to Tokyo leaves the gate
12 h 50 apart on the timetable
UA 803 leaves 12 h 50 after AA 5031 arrives on the timetable: more than half a day, so not a connection we count.