Alitalia MilleMiglia members can earn and redeem starting June 15, 2015, on Etihad Regional, Air Serbia and Air Seychelles.
These three airlines use Etihad Guest as their frequent flier program and Etihad is the owner of MilleMiglia as well.
You can access MilleMiglia’s web page for partner airlines here.
Here are the earn, burn and elite benefits currently offered for Alitalia MilleMiglia members on these new partner airlines.
The using miles on these partner airlines is quite expensive. It is always good, however, to have more options of earning and burning miles.