From the current 10% off promo from Frontier: fly from Denver to Memphis for $218 round-trip, including all taxes.
We found seats departing DEN on Tuesday, September 9, returning from MEM on the following Tuesday, September 16. Other dates are also available for travel in spring, summer, and fall.
Frontier's promo offer expires tonight at 11:59pm, ET. For booking info, see our Fare Details.