diff --git a/includes/class-wc-order-item-shipping.php b/includes/class-wc-order-item-shipping.php
index fbd3040aa73..00720ca77c3 100644
--- a/includes/class-wc-order-item-shipping.php
+++ b/includes/class-wc-order-item-shipping.php
@@ -25,6 +25,7 @@ class WC_Order_Item_Shipping extends WC_Order_Item {
 	protected $extra_data = array(
 		'method_title' => '',
 		'method_id'    => '',
+		'instance_id'  => '',
 		'total'        => 0,
 		'total_tax'    => 0,
 		'taxes'        => array(
@@ -93,6 +94,16 @@ class WC_Order_Item_Shipping extends WC_Order_Item {
 		$this->set_prop( 'method_id', wc_clean( $value ) );
 	}
 
+	/**
+	 * Set shipping instance id.
+	 *
+	 * @param string $value Value to set.
+	 * @throws WC_Data_Exception May throw exception if data is invalid.
+	 */
+	public function set_instance_id( $value ) {
+		$this->set_prop( 'instance_id', wc_clean( $value ) );
+	}
+
 	/**
 	 * Set total.
 	 *
@@ -142,10 +153,11 @@ class WC_Order_Item_Shipping extends WC_Order_Item {
 	 * @param WC_Shipping_Rate $shipping_rate Shipping rate to set.
 	 */
 	public function set_shipping_rate( $shipping_rate ) {
-		$this->set_method_title( $shipping_rate->label );
-		$this->set_method_id( $shipping_rate->id );
-		$this->set_total( $shipping_rate->cost );
-		$this->set_taxes( $shipping_rate->taxes );
+		$this->set_method_title( $shipping_rate->get_label() );
+		$this->set_method_id( $shipping_rate->get_method_id() );
+		$this->set_instance_id( $shipping_rate->get_instance_id() );
+		$this->set_total( $shipping_rate->get_cost() );
+		$this->set_taxes( $shipping_rate->get_taxes() );
 		$this->set_meta_data( $shipping_rate->get_meta_data() );
 	}
 
@@ -199,6 +211,16 @@ class WC_Order_Item_Shipping extends WC_Order_Item {
 		return $this->get_prop( 'method_id', $context );
 	}
 
+	/**
+	 * Get instance ID.
+	 *
+	 * @param  string $context View or edit context.
+	 * @return string
+	 */
+	public function get_instance_id( $context = 'view' ) {
+		return $this->get_prop( 'instance_id', $context );
+	}
+
 	/**
 	 * Get total cost.
 	 *
diff --git a/includes/data-stores/class-wc-order-item-shipping-data-store.php b/includes/data-stores/class-wc-order-item-shipping-data-store.php
index ed98e1191ef..76708a1adfe 100644
--- a/includes/data-stores/class-wc-order-item-shipping-data-store.php
+++ b/includes/data-stores/class-wc-order-item-shipping-data-store.php
@@ -21,7 +21,7 @@ class WC_Order_Item_Shipping_Data_Store extends Abstract_WC_Order_Item_Type_Data
 	 * @since 3.0.0
 	 * @var array
 	 */
-	protected $internal_meta_keys = array( 'method_id', 'cost', 'total_tax', 'taxes' );
+	protected $internal_meta_keys = array( 'method_id', 'instance_id', 'cost', 'total_tax', 'taxes' );
 
 	/**
 	 * Read/populate data properties specific to this order item.
@@ -33,9 +33,10 @@ class WC_Order_Item_Shipping_Data_Store extends Abstract_WC_Order_Item_Type_Data
 		parent::read( $item );
 		$id = $item->get_id();
 		$item->set_props( array(
-			'method_id' => get_metadata( 'order_item', $id, 'method_id', true ),
-			'total'     => get_metadata( 'order_item', $id, 'cost', true ),
-			'taxes'     => get_metadata( 'order_item', $id, 'taxes', true ),
+			'method_id'   => get_metadata( 'order_item', $id, 'method_id', true ),
+			'instance_id' => get_metadata( 'order_item', $id, 'instance_id', true ),
+			'total'       => get_metadata( 'order_item', $id, 'cost', true ),
+			'taxes'       => get_metadata( 'order_item', $id, 'taxes', true ),
 		) );
 		$item->set_object_read( true );
 	}
@@ -50,10 +51,11 @@ class WC_Order_Item_Shipping_Data_Store extends Abstract_WC_Order_Item_Type_Data
 	public function save_item_data( &$item ) {
 		$id          = $item->get_id();
 		$save_values = array(
-			'method_id' => $item->get_method_id( 'edit' ),
-			'cost'      => $item->get_total( 'edit' ),
-			'total_tax' => $item->get_total_tax( 'edit' ),
-			'taxes'     => $item->get_taxes( 'edit' ),
+			'method_id'   => $item->get_method_id( 'edit' ),
+			'instance_id' => $item->get_instance_id( 'edit' ),
+			'cost'        => $item->get_total( 'edit' ),
+			'total_tax'   => $item->get_total_tax( 'edit' ),
+			'taxes'       => $item->get_taxes( 'edit' ),
 		);
 		foreach ( $save_values as $key => $value ) {
 			update_metadata( 'order_item', $id, $key, $value );