Originally Posted by
3Cforme
It is possible on delta.com, as posters have noted correctly in other threads.
Using the award calendar, search the relevant date range <I am flexible - show me more dates>, select a class of service (button - upper right) and date. Select class of service and date for the return.
I spent a good 20 minutes trying to figure that out and had no luck.
OK, possible, but not obvious, and may not work given general usability of DL award calendar.