AA 1218 then AS 606 at Phoenix
Washington National → Phoenix → Seattle
Timetable, Phoenix time
12:08AA 1218 from Washington National at the gate
12:43AS 606 to Seattle leaves the gate
35 min apart on the timetable
The last days
AA 1218 and AS 606 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.