Https://central.xero.com/s/question/0D58V00009RlFXuSAN/bookflight-what-days-are-flights-cheapest-on-%F0%9D%90%84%F0%9D%90%B1%F0%9D%90%A9%F0%9D%90%9E%F0%9D%90%9D%F0%9D%90%A2%F0%9D%90%9A-dayfly-999 https://central.xero.com/s/question/0D58V00009RlFXuSAN/bookflight-what-days-are-flights-cheapest-on-%F0%9D%90%84%F0%9D%90%B1%F0%9D%90%A9%F0%9D%90%9E%F0%9D%90%9D%F0%9D%90%A2%F0%9D%90%9A-dayfly-999