https://community.servicetitan.com/t5/General-Office/What-days-are-Frontier-flights-cheapest/m-p/55603#M3267
https://community.servicetitan.com/t5/General-Office/What-days-are-Frontier-flights-cheapest/m-p/55603#M3267 https://community.servicetitan.com/t5/General-Office/What-days-are-Frontier-flights-cheapest/m-p/55603#M3267