Magento 2 Distance Based Shipping - Cynoinfotech
https://www.cynoinfotech.com/what-is-the-best-distance-based-shipping-extension-in-magento-2/
Magento 2 Distance Based Shipping Extension Method by Cynoinfotech provides a distance-based shipping method that automatically calculates shipping costs based on the shipping distance between your storeand your client. The Magento 2 Distance Based Shipping module uses the official Google Map API to calculate the shipping distance from the warehouse to the destination.