Hannah S.L.

This plugin adds the option for a minimum order amount, as well as the option change the notification text for the cart page. Customers can’t proceed to checkout if the order doesn’t meet the minimum order amount.

WC Minimum Order Amount

Does the job and does it reliably. 
Cheers :). 

Simple. Working.

Add the option for a WooCommerce minimum order amount, as well as the options to change the notification texts for the cart.

Manuel Ramírez Coronel

The plugin Minimum/Maximum Order Amount for WooCommerce, allows you to set the minimum and/or maximum price required for orders in WooCommerce.
IMPORTANT: If you leave the minimum or maximum field of the order empty, the message is deactivated, you can leave both empty or both filled to show the messages, also when any condition is not met, deactivate the add to cart button and finalize the purchase.

Minimum/Maximum Order Amount for WooCommerce

The plugin Minimum/Maximum Order Amount for WooCommerce, allows you to set the minimum and/or maximum price required for orders in WooCommerce.

WC Minimum Order Amount vs Minimum/Maximum Order Amount for WooCommerce