UA 870 then OO 377 at San Francisco
Sydney → San Francisco → Salt Lake City
Timetable, San Francisco time
06:25UA 870 from Sydney at the gatealso AV 2191, LX 3159, VA 8004, LH 8937, NZ 9870
19:49OO 377 to Salt Lake City leaves the gate
13 h 24 apart on the timetable
OO 377 leaves 13 h 24 after UA 870 arrives on the timetable: more than half a day, so not a connection we count.