The cheapest fare available through the official site of the Spirit Airlines. Although, the exclusive members of the airline's $9 Fare Club will give you some extra benefits. The Fare Club not only gives you access to get cheap fares but also reduces baggage fees. But it’s up to you, the customer will get the Spirit $9 Fare Club membership at just $59.95 for the first year. As well as, using it you can save more than usual.