UA 203 then UA 709 at O'Hare
Kahului → Chicago → Kansas City
Timetable, Chicago time
05:02UA 203 from Kahului at the gate
07:00UA 709 to Kansas City leaves the gate
1 h 58 apart on the timetable
The last days
UA 203 and UA 709 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.