https://support.hammerhead.io/hc/en-us/community/posts/29742362492443--Travel-Guide-AA-What-day-is-American-Airlines-cheapest-to-buyhttps://support.hammerhead.io/hc/en-us/community/posts/29742362492443--Travel-Guide-AA-What-day-is-American-Airlines-cheapest-to-buy