Fares from Trenton to Raleigh-Durham, N.C., and Detroit are just $29 each way.
For $49, you can fly to Chicago or Atlanta. Florida fares are $69 to $79.
Also, if you use the promo code CHOICE , you can take 5% off Economy, 10% off Classic or 15% off Classic Plus fares. The promo works on regular AND sale prices. The code is good through by 1/10/13 and for flights taken 1/17/13 ? 3/13/13.
To find out more about the routes and fares offered by Frontier, click here.