Oslo & Stockholm begs the SAS question, but I won't hold my breath.
To add further speculation to this, if you look at this article posted the other day, the maps at the bottom also show routes to Stockholm and Oslo!
London Luton launches major commercial tender programme | TheMoodieReport.com
Enlarged Map from the article.
http://www.moodiereport.com/images3/...0215_big_6.jpg