There are many places where you can find stylish summer dresses under $50. Here are a few options to consider:

1. Amazon: Amazon offers a wide range of affordable summer dresses from various brands. You can filter your search by price, color, size, and customer reviews to find the perfect dress.
2. Old Navy: Old Navy is a great place to find affordable summer dresses. They have a wide selection of casual and dressy dresses, all under $50.
3. H&M: H&M is another great option for affordable summer dresses. They offer a variety of styles, including maxi dresses, midi dresses, and sundresses.
4. Forever 21: Forever 21 is known for its trendy and affordable clothing, and their summer dress collection is no exception. You can find a variety of styles for under $50.
5. Target: Target offers a variety of summer dresses under $50 from their in-house brand and other popular brands. They also offer various sizes, including plus sizes.