Aashik P - a11n

By configuring the minimum amount for an order, your manually created coupon will be automatically applied to those customers’s order that meets the minimum requirement specified.

Auto Discount for WooCommerce

Automatically apply coupon when the cart total exceeds the minimum amount defined..

digireturn

This plugin prevents users from completing the purchase process (by hiding payment methods and showing a customizable warning) if they do not reach a minimum subtotal, which can be set in the settings page.
Available in English and Italian languages

DN WC Minimo Ordine

Set a minimum import order for buy in WooCommerce. Permette di impostare un minimo d'ordine per acquistare.

Auto Discount for WooCommerce vs DN WC Minimo Ordine