AA 6211 then AS 9801 at Seattle
Phoenix → Seattle → Anchorage
Timetable, Seattle time
20:59AA 6211 from Phoenix at the gate
03:30AS 9801 to Anchorage leaves the gate
6 h 31 apart on the timetable, overnight
Seattle’s board gives a departure time for only about 59% of its flights, so many days show no gate time.
The last days
AA 6211 and AS 9801 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.