diff --git a/packages/aws-appsync-subscription-link/src/realtime-subscription-handshake-link.ts b/packages/aws-appsync-subscription-link/src/realtime-subscription-handshake-link.ts
index 61931f0f..8fe1b71c 100644
--- a/packages/aws-appsync-subscription-link/src/realtime-subscription-handshake-link.ts
+++ b/packages/aws-appsync-subscription-link/src/realtime-subscription-handshake-link.ts
@@ -539,7 +539,16 @@ export class AppSyncRealTimeSubscriptionHandshakeLink extends ApolloLink {
           };
           this.awsRealTimeSocket.onclose = event => {
             logger(`WebSocket closed ${event.reason}`);
-            rej(new Error(JSON.stringify(event)));
+            // Error code 1000 means that the connection was closed normally.
+            if (event.code === 1000 || navigator.onLine) {
+                rej(new Error(JSON.stringify(event)));
+            } else {
+                logger("You are offline. Reconnecting once online");
+                // Initialize handshake once online again
+                window.addEventListener('online', () => {
+                    this._initializeHandshake({ awsRealTimeUrl });
+                });
+             }
           };
 
           this.awsRealTimeSocket.onmessage = (message: MessageEvent) => {