Originally Posted by
doc4science
How did you even manage to book a SU award with DL miles? I was under the impression that SU availability couldn't be booked with DL miles for some time now. I had looked into flying SU with DL miles when I visited late last year, but read that DL could not book SU with miles and I ended up flying AY.
There was a period when true. However about year ago DL/SU worked out whatever issue was.