Originally Posted by
JJeffrey
Of course not, just like you cannot combine 10k BA Avios + 15k AA miles for a single 25k AA award.
The comment is pretty self explanatory, effective immediately you can redeem AS miles on AA flights.
from aa.com:
Alaska Airlines
Special notice
Mileage redemption on Alaska Airlines is ending effective February 29, 2020. All award travel must be booked and ticketed by February 29, 2020. Travel is valid for 1 year after ticketing date and must be flown no later than February 28, 2021. Ticket changes will not be allowed after February 29, 2020.