MU 8665 then AC 4187 at San Francisco
New York JFK → San Francisco → Santa Ana
Timetable, San Francisco time
22:38MU 8665 from New York JFK at the gate
13:45AC 4187 to Santa Ana leaves the gatealso VA 8491
15 h 07 apart on the timetable, overnight
AC 4187 leaves 15 h 07 after MU 8665 arrives on the timetable: more than half a day, so not a connection we count.