Originally Posted by
NYC Flyer
I will try to develop some anecdotal data points. In a just a few limited searches so far, I've seen pass use available on flights where the lowest booking code open for sale is M-class, but will keep checking. Also, it's possible the pass uses an unpublished booking code, which would make things difficult to predict.
Were you able to determine any more stats about flight availability with the pass? Happy to collect data points as a pass holder. How does one determine the seat class on a potential booking?