AA 2663 then UA 875 at San Francisco
Philadelphia → San Francisco → Tokyo Haneda
Timetable, San Francisco time
22:59AA 2663 from Philadelphia at the gatealso BA 5442, EI 7686
10:20UA 875 to Tokyo Haneda leaves the gatealso NH 7011
11 h 21 apart on the timetable, overnight
The last days
AA 2663 and UA 875 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.
Later flights to Tokyo Haneda
JL 112:5013 h 51 after AA 2663 on the timetablenot a partner airline