IB 4893 then UA 1341 at San Francisco
Dallas-Fort Worth → San Francisco → Pittsburgh
Timetable, San Francisco time
22:31IB 4893 from Dallas-Fort Worth at the gate
21:20UA 1341 to Pittsburgh leaves the gatealso NZ 9390
22 h 49 apart on the timetable, overnight
UA 1341 leaves 22 h 49 after IB 4893 arrives on the timetable: more than half a day, so not a connection we count.