The official announcement was just made. The flights will be on 319s and operate Thursday, Friday, and Saturday. They will go NS to GDL
then onto either Mexico City or Morelia. They will arrive in PDX
at noon and depart at 1:30. There are now 6 int'l carriers at PDX
(including cargo): Lufthansa, Mexicana, Air Canada Jazz, Cargolux, Korean, & Air China so it's at least becoming a better place for spotters!