TK 6059 then UA 2487 at O'Hare
New York JFK → Chicago → Grand Rapids
Timetable, Chicago time
09:00TK 6059 from New York JFK at the gate
21:50UA 2487 to Grand Rapids leaves the gate
12 h 50 apart on the timetable
UA 2487 leaves 12 h 50 after TK 6059 arrives on the timetable: more than half a day, so not a connection we count.