UA 367 then BA 5600 at San Francisco
Washington → San Francisco → Dallas-Fort Worth
Timetable, San Francisco time
01:29UA 367 from Washington at the gatealso LH 7530, VA 8388, NZ 9181
23:23BA 5600 to Dallas-Fort Worth leaves the gatealso CX 7582
21 h 54 apart on the timetable
BA 5600 leaves 21 h 54 after UA 367 arrives on the timetable: more than half a day, so not a connection we count.