TK 6059 then CZ 2504 at O'Hare
New York JFK → Chicago → Shanghai
Timetable, Chicago time
09:00TK 6059 from New York JFK at the gate
19:15CZ 2504 to Shanghai leaves the gate
10 h 15 apart on the timetable
The last days
TK 6059 and CZ 2504 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.