add_action( 'woocommerce_cart_collaterals', 'remove_cart_totals', 9 );
function remove_cart_totals(){
// Remove cart totals block
remove_action( 'woocommerce_cart_collaterals', 'woocommerce_cart_totals', 10 );
// Add back "Proceed to checkout" button (and hooks)
echo '<div class="cart_totals">';
do_action( 'woocommerce_before_cart_totals' );
echo '<div class="wc-proceed-to-checkout">';
do_action( 'woocommerce_proceed_to_checkout' );
echo '</div>';
do_action( 'woocommerce_after_cart_totals' );
echo '</div><br clear="all">';
}