Tuesday For 𝔽𝕣𝕠𝕟𝕥𝕚𝕖𝕣 𝔸𝕚𝕣𝕝𝕚𝕟𝕖𝕤, Tuesday is often considered the best day to find the cheapest fares . Airlines typically update their pricing early in the week , making Tuesday a prime day to lock in lower fares before prices increase closer to the weekend.Frontier Airlines fares are typically cheaper on Tuesdays, Wednesdays, and Saturdays,  thanks to lower travel demand on these days. On...