TK 6037 then UA 1066 at O'Hare
Istanbul → Chicago → Houston
Timetable, Chicago time
05:05TK 6037 from Istanbul at the gate
17:30UA 1066 to Houston leaves the gate
12 h 25 apart on the timetable
UA 1066 leaves 12 h 25 after TK 6037 arrives on the timetable: more than half a day, so not a connection we count.