UA 751 then 5Y 7643 at O'Hare
Charlotte → Chicago → Tokyo Narita
Timetable, Chicago time
07:25UA 751 from Charlotte at the gate
11:305Y 7643 to Tokyo Narita leaves the gate
4 h 05 apart on the timetable
Today
From the airport’s board at 13:13 Chicago time
07:16UA 751 reached the gate9 min early
12:425Y 7643 left the gate1 h 12 late
5 h 26 between the gates
The last days
UA 751 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.