Preheat oven to 300°F. Prepare popcorn according to package directions. Remove all unpopped kernels. Place popped corn in large bowl. Add granola, oats, dried cranberries and cinnamon; toss together. Set aside.
Mix together sunflower kernels, honey and Fleischmann's in small bowl. Pour over popcorn mixture; mix well with spoon sprayed with cooking spray. Spread mixture evenly in shallow baking pan.
Bake 30 minutes, stirring once half-way through time. Cool 20 minutes before breaking clumps apart with spoon. Store in tightly sealed container up to 1 week.