Continental Airlines is offering some weekend sales of their own. You must depart Saturday December 13 and return by Monday December 15 or Tuesday December 16. To get these low deals you must purchase by Friday December 12 at midnight ct.
Here are a sample of the fares available on their website. Competition's fare is in parenthesis.(Round trip with taxes and fees included):
***Sat Dec 13 - Mon Dec 15 or Tue Dec 16: Newark (EWR) - Nashville (BNA), $159 non stop (US Airways $170 with 1 layover)
***Sat Dec 13 - Mon Dec 15 or Tue Dec 16: Houston (IAH) - New Orleans (MSY), $139 non stop (Orbitz multiple airlines $311 with 1 layover)
***Sat Dec 13 - Mon Dec 15: Newark (EWR) - Puerto Vallerta (PVR), $366 non stop (Delta $489 with 1 layover)
***Sat Dec 13 - Mon Dec 15: Newark (EWR) - St. Maarten (SXM), $327 non stop (US Airways $355 with 1 layover)
Many of the fares offered with this sale depart from or arrive in Newark or Houston. But there are many other cities involved in this promotion. For full terms and conditions check out Continental.com.