UA 543 then NZ 9628 at San Francisco
Chicago O'Hare → San Francisco → Salt Lake City
Timetable, San Francisco time
13:30UA 543 from Chicago O'Hare at the gatealso AC 4163, VA 8089, NZ 9321
10:38NZ 9628 to Salt Lake City leaves the gate
21 h 08 apart on the timetable, overnight
NZ 9628 leaves 21 h 08 after UA 543 arrives on the timetable: more than half a day, so not a connection we count.