Subway: Buy Two Get One FREE Footlong Sub Sandwiches

Subway is offering a FREE Footlong when you buy 2 Footlong Sandwiches through the mobile app or online! Click here then add 3 footlongs to your cart and the discount will automatically applied at checkout making the sub of equal or lesser price free. Offer is valid at participating Subway shops only. Limit one buy 2 get 1 free offer per order.