The cost of an LG microwave can vary depending on the specific model, features, and the region in which you are looking to purchase it. Microwave prices can range from around $50 for basic countertop models to several hundred dollars for high-end models with advanced features and larger capacities. It's best to check online retailers, local appliance stores, or the official LG website to get the most up-to-date and accurate pricing information for the specific LG microwave you are interested in.