K4 221 then TK 186 at O'Hare
Anchorage → Chicago → Istanbul
Timetable, Chicago time
19:17K4 221 from Anchorage at the gate
11:45TK 186 to Istanbul leaves the gate
16 h 28 apart on the timetable, overnight
TK 186 leaves 16 h 28 after K4 221 arrives on the timetable: more than half a day, so not a connection we count.