UA 3772 then TK 9589 at San Francisco
Las Vegas → San Francisco → Portland (Oregon)
Timetable, San Francisco time
22:05UA 3772 from Las Vegas at the gate
19:10TK 9589 to Portland (Oregon) leaves the gate
21 h 05 apart on the timetable, overnight
TK 9589 leaves 21 h 05 after UA 3772 arrives on the timetable: more than half a day, so not a connection we count.