Preheat oven to 350 degrees. Scatter bread cubes around oiled 9-inch square baking pan.
Whisk soy milk, maple sryup, vanilla, cinnamon and salt together in medium bowl until smooth. Pour mixture over bread cubes.
Bake until pudding is set and bread is just beginning to turn golden brown in spots, abou 40 minues. Cool pudding slightly and serve warm.