How many SW points for a free flight? The number of reward points needed to book a free flight on Southwest Airlines could vary depending on factors such as destinations, journey date, fare types, and demand. However, the minimum Southwest Reward Points required to book a free flight are 9,500, and if passengers do not have enough points, then they can also book by using miles+ cash options. Read more: https://www.airlinesgrouptravel.com/blog/how-much-are-southwest-rapid-reward-points-worth #southwestrewardpoints #southwestrapidrewardpoints