TK 6019 then UA 4728 at O'Hare
Istanbul → Chicago → Grand Rapids
Timetable, Chicago time
03:15TK 6019 from Istanbul at the gate
06:59UA 4728 to Grand Rapids leaves the gate
3 h 44 apart on the timetable
The last days
TK 6019 and UA 4728 weren’t both flown 15 min to 12 h apart in the last 21 days.
Statistics from past flights, not live flight information. Always check times and your connection with your airline, and don’t base travel or booking decisions on these numbers.