UA 1341 then BA 6942 at San Francisco
Detroit → San Francisco → Phoenix
Timetable, San Francisco time
19:31UA 1341 from Detroit at the gatealso OZ 9538
16:00BA 6942 to Phoenix leaves the gate
20 h 29 apart on the timetable, overnight
BA 6942 leaves 20 h 29 after UA 1341 arrives on the timetable: more than half a day, so not a connection we count.