Fisher's Mom
Executive Chef
I don't know if this is a good price or not but Amazon had a Lodge Logic 4qt cast iron dutch oven for $20, plus if you add something else and get your order over $25, you can get free shipping. Here's the link:
Amazon.com: Lodge Logic 4-Quart Cast-Iron Camp Dutch Oven: Kitchen & Dining
Amazon.com: Lodge Logic 4-Quart Cast-Iron Camp Dutch Oven: Kitchen & Dining