AA 2146 then 5Y 7643 at O'Hare
Boston → Chicago → Tokyo Narita
Timetable, Chicago time
08:00AA 2146 from Boston at the gate
11:305Y 7643 to Tokyo Narita leaves the gate
3 h 30 apart on the timetable
Today
From the airport’s board at 16:13 Chicago time
07:50AA 2146 reached the gate10 min early
12:425Y 7643 left the gate1 h 12 late
4 h 52 between the gates
The last days
AA 2146 and 5Y 7643 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.