UA 822 then WN 3839 at San Francisco
Mexico City → San Francisco → Burbank
Timetable, San Francisco time
08:44UA 822 from Mexico City at the gatealso AC 5403, NH 7369, NZ 9822
07:15WN 3839 to Burbank leaves the gate
22 h 31 apart on the timetable, overnight
WN 3839 leaves 22 h 31 after UA 822 arrives on the timetable: more than half a day, so not a connection we count.