Take 12% off your next Frontier Airlines flight for domestic travel between December 2, 2014 and February 17, 2015. Just enter promo code FLIP12 when booking at FlyFrontier.com.

Avoid blackout dates of Dec. 20, 22-24, 27, 2014; Jan. 3 & Feb. 16, 2015. Promo code is not valid for Friday or Sunday travel and will expire at 11:59pm Eastern time on November 19, 2014. Keep in mind that Frontier does charge for carry-on bags larger than 18 x 14 x 8 inches.

Fares include:

Philadelphia to Tampa $131 round-trip, nonstop, including taxes

Chicago to Tampa $131 round-trip, nonstop, including taxes

Philadelphia to Miami $148 round-trip, nonstop, including taxes

Cincinnati to Dallas $131 round-trip, nonstop, including taxes

Cincinnati to Las Vegas $192 round-trip, nonstop, including taxes

Denver to Orlando $219 round-trip, nonstop, including taxes

New York to Miami $131 round-trip, nonstop, including taxes

St. Louis to Las Vegas $183 round-trip, nonstop, including taxes

Chicago to Atlanta $95 round-trip, nonstop, including taxes

Detroit to Denver $131 round-trip, nonstop, including taxes

Frontier image via Shutterstock