What days are American flights cheapest? copyright flights are generally cheapest on weekdays, particularly Tuesdays and Wednesdays [+1-833-816-0098];;. These midweek days often see lower demand for travel, resulting in reduced fares.[+1-833-816-0098];; Airlines tend to release discounted fares early in the week, and prices may drop further as competitors adjust. https://community.smartsheet.com/profile/205339/AA_Cheapest