AA 4993 then GG 9723 at O'Hare
Milwaukee → Chicago → Tokyo Narita
Timetable, Chicago time
06:24AA 4993 from Milwaukee at the gate
10:30GG 9723 to Tokyo Narita leaves the gate
4 h 06 apart on the timetable
Today
From the airport’s board at 12:15 Chicago time
05:59AA 4993 reached the gate25 min early
10:48GG 9723 left the gate18 min late
4 h 49 between the gates
The last days
AA 4993 and GG 9723 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.