Magento 2 Multiple Flat Rate Shipping Extension helps you add up to 10 Flat Rates Shipping!
Features 1. Add up to 10 flat rate shipping. 2. Enable or disable settings for individual flat rates. 3. Specify minimum and maximum subtotal to show Flat Rates. 4. Allows to set individual flat rates for selected countries. 5. Admin is free to configure error message for each flat rate shipping methods. 6. Configuration available to show shipping methods to admin only.
List of Multiple Flat Rates