(A~A)_Help Desk|| What day is cheapest to book American Airlines? https://community.servicetitan.com/t5/General-Office/A-A-Help-Desk-What-day-is-cheapest-to-book-American-Airlines/m-p/65959#M9067 The cheapest days to fly on American Airlines are typically Tuesdays, Wednesdays, and Saturdays, For assistance with booking call (+1)-833-816-0098. These days usually offer lower fares compared to the rest of the week, as they are considered off-peak travel times. To find the best deals, it’s a good idea to book flights well in advance and be flexible with your travel dates. For more information, you can call American Airlines customer service at (+1)-833-816-0098.