Southwest Airlines Low Fare Calendar February 2025 Southwest Airlines. The low fare calendar helps travelers find the cheapest days to travel to their chosen destination. The low fare calendar is the easiest way to find the cheapest southwest ticket, whether you’re a rapid rewards member or not, so having flexible travel dates is a great way.

Simply select your city pair and dates, and then click search. some offers require a promo code. The low fare calendar takes the guesswork out of trying to find the cheapest flights for a given trip.