Using Skypass Miles on Delta
#196
Join Date: Feb 2013
Programs: Hyatt Globalist, MLife Gold, Marriott Gold, HHonors Gold, Caesars Diamond, Amex Plat
Posts: 5,948
DL, like many airlines, will often have seats for their own frequent flyer passengers but not for partners. I experienced this recently when trying to book using AF points on DL metal. Something may be off with your routing too. Try searching segments only.