Passengers flying with Southwest Airlines should be aware about the Southwest Low Fare Calendar. This tool is easily available on the Official website. One can use this tool to book cheaper flights. With this tool, you can compare the discounted amount for the flights. This is a beneficial tool for daily passengers flying with Southwest as it saves time and money for them. For further details, you can visit the official website of Southwest Airlines or you can call the customer service at +1 (844) 884-3555 or 1-800-I-FLY-SWA (1-800-435-979). https://www.myfarefinders.com/best-fare/southwest-low-fare-calendar/