Frontier Airlines has posted yet another discount coupon — its third for the week. Until midnight you can save 13% on any fare. Just book your flights at the airline’s website and enter the promo code FRIDAY13.
These are the rules:
– You can fly March 17 – June 11.
– The discount is taken from your base fare only; taxes and fees applied separately.
– Sale fares are one-way only; round-trip purchase not required.
– Book flights by 11:59pm ET.