UA 230 then AA 1732 at San Francisco
Baltimore → San Francisco → Philadelphia
Timetable, San Francisco time
11:10UA 230 from Baltimore at the gatealso VA 8063, NZ 9035
09:46AA 1732 to Philadelphia leaves the gatealso BA 5616
22 h 36 apart on the timetable, overnight
AA 1732 leaves 22 h 36 after UA 230 arrives on the timetable: more than half a day, so not a connection we count.