Tickets must be purchased by 11:59 pm Eastern time on Nov. 11, 2020.
Nonstop travel within the continental United States. Roundtrip purchase is required. Route exclusions apply. Certain flights and/or days of travel may be unavailable
A 100% discount applies Thanksgiving day, Nov. 26, 2020; and Christmas day, Dec. 25, 2020 to Discount Den ™ and standard fares. Discount does not apply to group bookings, or Y, B, and H class fares, which are our highest fares and may be the only fares available on certain dates or flights.
The discount applies to base fare only, not to fees or taxes, and requires purchase at FlyFrontier.com using promo code HOLIDAYS. Promo code must be applied directly by customer on flyfrontier.com or requested of a Frontier Airlines call center agent. Use of promo codes by third parties is expressly prohibited. All fare rules will apply.

Screenshot made at FlyFrontier.com on 11/10/2020