https://supportcommunity.milestonesys.com/s/question/0D5bH00000ZGFqASAX/-18667380738aboutfare-what-is-the-cheapest-day-of-the-week-to-%F0%9D%92%87%F0%9D%92%8D%F0%9D%92%9A-on-united-cheapest-farecheapest-flight?language=en_UShttps://supportcommunity.milestonesys.com/s/question/0D5bH00000ZGFqASAX/-18667380738aboutfare-what-is-the-cheapest-day-of-the-week-to-%F0%9D%92%87%F0%9D%92%8D%F0%9D%92%9A-on-united-cheapest-farecheapest-flight?language=en_US