https://central.xero.com/s/question/0D58V00009hMbtlSAC/what-day-of-the-week-is-the-cheapest-to-book-delta-flightsBy youmobs / November 18, 2024 https://central.xero.com/s/question/0D58V00009hMbtlSAC/what-day-of-the-week-is-the-cheapest-to-book-delta-flights