Originally Posted by
Maryconway
Thanks everyone!

Disappointing, but unless I find an airline that has a cheap flight from 2B that lets me get access (and then use the original ticket to get to 2E later) there's no real way. Dang.
Even if you had a cheap throw-away ticket from 2B, you would also need to get from the departure flow at 2B to the arrival flow (or alternatively back landside). AFAIK, departures and arrivals are segregated and I am not clear that there is an easy way to get from departures to arrivals.