https://central.xero.com/s/question/0D58V00009SHqkNSAT/moderately-pricedwhat-is-the-cheapest-day-to-fly-on-%F0%9D%94%BB%F0%9D%95%96%F0%9D%95%9D%F0%9D%95%A5%F0%9D%95%92-%F0%9D%94%B8%F0%9D%95%9A%F0%9D%95%A3%F0%9D%95%9D%F0%9D%95%9A%F0%9D%95%9F%F0%9D%95%96%F0%9D%95%A4