+𝟭-𝟴𝟱𝟱-𝟱𝟰𝟲-𝟱𝟬𝟰𝟰 What is the cheapest day to book on Southwest?

+𝟭-𝟴𝟱𝟱-𝟱𝟰𝟲-𝟱𝟬𝟰𝟰 What is the cheapest day to book on Southwest? haven't followed anyone yet!