What is the cheapest day to buy Frontier tickets?+1\\888\\249\\(9041) (USA)(F_A)The cheapest day to buy Frontier ๐ฐ๐๐๐๐๐๐๐ ๐๐ถ๐ฟ๐น๐ถ๐ป๐ฒ๐ ๐๐ถ๐ฐ๐ธ๐ฒ๐๐ is typically on Tuesdays, Wednesdays, and Saturdays +1\\8...