IB 4893 then QF 3789 at San Francisco
Dallas-Fort Worth → San Francisco → Portland (Oregon)
Timetable, San Francisco time
22:31IB 4893 from Dallas-Fort Worth at the gate
18:59QF 3789 to Portland (Oregon) leaves the gate
20 h 28 apart on the timetable, overnight
QF 3789 leaves 20 h 28 after IB 4893 arrives on the timetable: more than half a day, so not a connection we count.