UA 3875 then WN 3840 at San Francisco
IAB → San Francisco → Burbank
Timetable, San Francisco time
01:46UA 3875 from IAB at the gate
19:00WN 3840 to Burbank leaves the gate
17 h 14 apart on the timetable
WN 3840 leaves 17 h 14 after UA 3875 arrives on the timetable: more than half a day, so not a connection we count.