TK 6039 then UA 2472 at O'Hare
Istanbul → Chicago → San Diego
Timetable, Chicago time
07:50TK 6039 from Istanbul at the gate
20:02UA 2472 to San Diego leaves the gate
12 h 12 apart on the timetable
UA 2472 leaves 12 h 12 after TK 6039 arrives on the timetable: more than half a day, so not a connection we count.