https://community.ring.com/conversations/welcome-to-the-ring-community/what-day-of-the-week-are-frontier-flights-cheapestknowmore/67debbdde7cf820830d3ddb5

https://community.ring.com/conversations/welcome-to-the-ring-community/what-day-of-the-week-are-frontier-flights-cheapestknowmore/67debbdde7cf820830d3ddb5