TK 6037 then UA 5719 at O'Hare
Istanbul → Chicago → Knoxville
Timetable, Chicago time
05:05TK 6037 from Istanbul at the gate
17:59UA 5719 to Knoxville leaves the gate
12 h 54 apart on the timetable
UA 5719 leaves 12 h 54 after TK 6037 arrives on the timetable: more than half a day, so not a connection we count.