Originally Posted by
dshargorodsky
I recall Delta allowing to use skymiles to book Virgin Australia flights for 150k business roundtrip, although I'm not sure if they allow one-ways.
No. DL is a r/t system. While the chart shows you 'can book" this with X amount of miles - finding the award seat at THAT level is always a huge challenge.
DL forum has a STICKY in how to find low-tier partner awards that anyone wants to use DL miles should spend time read thru the thread on the mechanism.