Originally Posted by
DeltaFirst
As a Diamond Medallion on Delta, I'm pretty sure with a Y,B or M fare internationally, my chances are usually 90% of the time great that I will be able to use a SWU certificate or miles. If there is a seat not taken upfront on the day of departure, I get it.
M fares to Asia, are often over $4,000.
I'm not going to pay that kind of money for an economy class ticket.