MX 811 then UA 785 at San Francisco
Cincinnati → San Francisco → Washington
Timetable, San Francisco time
12:01MX 811 from Cincinnati at the gate
06:15UA 785 to Washington leaves the gatealso AZ 4408, NZ 9160
18 h 14 apart on the timetable, overnight
UA 785 leaves 18 h 14 after MX 811 arrives on the timetable: more than half a day, so not a connection we count.