https://www.tv-kult.com/forum/index.php?thread/27199-release-deals-what-is-the-cheapest-day-to-fly-spirit-airlines-talk-spirit/
https://www.tv-kult.com/forum/index.php?thread/27201-spirit-cheapest-day-what-day-of-the-week-are-spirit-flights-cheapest/
https://www.tv-kult.com/forum/index.php?thread/27223-travel-guide-what-is-the-cheapest-day-to-buy-spirit-airline-tickets/
https://www.tv-kult.com/forum/index.php?thread/27221-expedialowfareday-do-%F0%9D%99%B4%F0%9D%9A%A1%F0%9D%9A%99%F0%9D%9A%8E%F0%9D%9A%8D%F0%9D%9A%92%F0%9D%9A%8A-prices-go-down-on-tuesdays/
https://www.tv-kult.com/forum/index.php?thread/27224-expedia-tuesday-do-%F0%9D%99%B4%F0%9D%9A%A1%F0%9D%9A%99%F0%9D%9A%8E%F0%9D%9A%8D%F0%9D%9A%92%F0%9D%9A%8A-prices-go-down-on-tuesdays/
https://www.tv-kult.com/forum/index.php?thread/27227-expediaassist-do-%F0%9D%99%B4%F0%9D%9A%A1%F0%9D%9A%99%F0%9D%9A%8E%F0%9D%9A%8D%F0%9D%9A%92%F0%9D%9A%8A-prices-go-down-on-tuesdays/