Save at least $5 on 36 routes nationwide through February 2020. Buy Now at DealBase Tips On the DealBase landing page, click "Frontier Airlines" in the top line to see this sale. We found this price on flights departing on October 22 from Atlanta, GA (ATL) to Tampa, FL (TPA). Book this travel deal by October 31 for flights through February 12, 2020. All prices, dates, and booking details were valid at the time of publication.