Service starts in the beginning of June. The nonstop is going to be on Saturdays, which isn't going to help me next trip (July) as I have to come and go midweek this time
http://www.airtran.com/portlandmepress.aspx
It's great to have more choices though. People who fly out of ATL or ORD have no idea how liberating it is when a new airline comes to town.