Use this filter if you want customers to be redirected to a specific URL when they click "Continue Shopping"

continue-shopping-redirect.php

<?php

// 'Continue Shopping' button re-direct
add_filter('woocommerce_continue_shopping_redirect', 'lar_wc_continue_shopping_redirect');
function lar_wc_continue_shopping_redirect( $redirect ) {
     $redirect = 'http://yoururl.com/';
     return $redirect;
}