EK 6163 then TP 4392 at San Francisco
Houston → San Francisco → Boston
Timetable, San Francisco time
21:01EK 6163 from Houston at the gate
06:00TP 4392 to Boston leaves the gate
8 h 59 apart on the timetable, overnight
The last days
EK 6163 and TP 4392 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.