Home Slickdeals Frontier Airlines Penny Plus Fares – Fares Starting From .01 cents plus... Slickdeals Frontier Airlines Penny Plus Fares – Fares Starting From .01 cents plus $15 tax)- Today Only By ARCOM - 12 April 2018 166 0 SHARE Facebook Twitter Go to the deal page: Frontier Airlines Penny Plus Fares – Fares Starting From .01 cents plus $15 tax)- Today Only