AA 809 then AS 9909 at LAX
Boston → Los Angeles → Denver
Timetable, Los Angeles time
23:25AA 809 from Boston at the gate
09:40AS 9909 to Denver leaves the gate
10 h 15 apart on the timetable, overnight
The last days
AA 809 and AS 9909 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.