What is the best substitute for white flour? You can swap in gluten-free all-purpose flour without much fuss on a 1:1 ratio. It isn’t as easy with other gluten-free alternatives, so you may need to portion your own gluten-free flour blend. Types of Wheat Flour, Benefits of Switching To Gluten-Free Flours. Almond Flour, Buckwheat Flour, Coconut Flour, Oat Flour, Quinoa Flour, Rice Flour. Typical Additions To Gluten-Free Flour Blends. Elizabeth Rider