https://central.xero.com/s/question/0D58V00009SGlooSAD/-18667380738what-is-the-cheapest-day-of-week-to-book-a-frontier-flightBy jordan hood / September 27, 2024 https://central.xero.com/s/question/0D58V00009SGlooSAD/-18667380738what-is-the-cheapest-day-of-week-to-book-a-frontier-flight