https://community.ring.com/conversations/ring-device-tips/flightdeal-what-is-the-cheapest-day-to-book-a-flight-on-frontier/67e12b284fef9155878be808

https://community.ring.com/conversations/ring-device-tips/flightdeal-what-is-the-cheapest-day-to-book-a-flight-on-frontier/67e12b284fef9155878be808