Originally Posted by
Often1
OP got a good result. It may have been a mistake fare, but by his own admission, all he had was a confirmation and no ticket. The ticket was in steerage. DL just threw OP a 25K CS gesture.
Once ticketed (not just confirmed), DL would likely be on the hook.
The question is what the OP will do with the additional 25,000 miles. That's really what I want to know.