https://central.xero.com/s/question/0D58V00009RlDt1SAF/what-is-the-cheapest-day-to-book-a-blue-flight-quickhelp-supportBy manjeet kumar / September 27, 2024 https://central.xero.com/s/question/0D58V00009RlDt1SAF/what-is-the-cheapest-day-to-book-a-%F0%9D%95%81%F0%9D%95%96%F0%9D%95%A5blue-flight-quickhelp-support