CM 1131 then UA 6001 at San Francisco
Eugene → San Francisco → Monterrey
Timetable, San Francisco time
21:05CM 1131 from Eugene at the gatealso AV 2270
10:28UA 6001 to Monterrey leaves the gate
13 h 23 apart on the timetable, overnight
UA 6001 leaves 13 h 23 after CM 1131 arrives on the timetable: more than half a day, so not a connection we count.