What is the cheapest day to buy Frontier tickets?The cheapest days to fly on Frontier đđĸđĢđĨđĸđ§đđŦ are typically đđĻđđ¤đđđĒ, Wednesdays, and Saturdays +đ 1_888-(249)-(9041). These midweek and weekend đđĨđĸđ đĄ...