UA 1885 then UA 301 at San Francisco
Phoenix → San Francisco → Denver
Timetable, San Francisco time
21:48UA 1885 from Phoenix at the gatealso CM 2434, AC 4369, VA 8417, NZ 9381, OZ 9540
21:24UA 301 to Denver leaves the gatealso AC 3598, VA 8346, NZ 9055
23 h 36 apart on the timetable, overnight
UA 301 leaves 23 h 36 after UA 1885 arrives on the timetable: more than half a day, so not a connection we count.