Import Outlook Calendar to Google Calendar: Fix Sync Issue

Mark Regan
Published: April 29th, 2026 • 5 Min Read

Are you looking to resolve the persistent issue of Outlook calendar not syncing with Google Calendar? If yes, then you are on the right page. Today, in this technical article, we will explain two solutions to overcome the sync problem. One will describe to you the direct methods

to import Outlook calendar to Google Calendar. Secondly, we will discuss some quick fixes to solve the Outlook calendar to Google Calendar sync blocked problem.

How to Import Outlook Calendar to Google Calendar for Desktop Version? Quick Answer

To migrate Outlook calendar to Google calendar you just need to follow three simple steps.

At the start, open Outlook Classic application, click on calendar icon in the bottom left corner and go to the file tab to export Outlook calendar as ICS
Now, use Chrome or any web browser and open the Google Calendar application on your PC.
Finally, click on the gear icon > Settings > Import & export > Import > Select file from your computer and choose the ICS file exported from classic Outlook.

Note: For New Outlook, there is no native ICS export option. To overcome this problem, go to the Help option and choose Go to Classic Outlook. Thereafter, you can follow the same three steps to migrate New Outlook Calendar to Google Calendar.

How to Import Outlook Calendar to Gmail Calendar for the Web Version? Direct Answer

At the start, go to the Outlook.com sign-in page and log in with your credentials.
Now, click on the gear icon and go to the Calendar option from the Settings pop-up.
After that, select Shared Calendars > select your calendar and click Publish.
Thereafter, copy the .ics link, not the .html one and go to the Google Calendar.
Next, click on the gear icon in the top left corner and click Add Calendar > From URL.
Finally, paste the URL copied from Outlook web and click the Add Calendar button.

Important Note: Even after following these steps, many users report that they are still unable to import Outlook calendar to Google Calendar. This is the exact problem that occurs when Outlook calendar to Google calendar sync is blocked, or the ICS format is not in the standard format as required by Google Calendar.

Common Causes of Outlook Calendar to Google Calendar Sync Being Blocked

Admin Restrictive Policies: If you are using an organisation account, like work or school, then your IT admin might have blocked Outlook calendar sharing due to security reasons. In this case, you are not able to sync Outlook Calendar to Google Calendar.
Polling Latency: Google Calendar does not update the subscribed Outlook calendar in real time. It may take up to 24 hours for the Outlook calendar to be updated and added to Google Calendar.
URL Format Errors: Adding the Outlook calendar URL to the Google calendar is a human-driven process. Therefore, there are chances of human error; cross-check that you have chosen the right calendar URL ending with .ics, and there is no typo error. Otherwise, you will face the problem of Outlook calendar not syncing with Google Calendar.
Corrupted Outlook Profile: If you are an Outlook Classic user and are unable to import Outlook Calendar to Google Calendar. Then, there is a chance that your Outlook profile is corrupted. To fix it, you must repair your Outlook profile using a trusted PST repair tool.

Easy Fixes to Solve Outlook Calendar Not Syncing with Google Calendar

Check Permissions: Ensure to choose the Publish calendar permission in Outlook web to be able to view all details. Otherwise, the Outlook calendar will not completely sync with Google Calendar.
Re-add the Calendar: Another quick fix you can try is to recheck and re-add the Calendar URL of the Outlook calendar.
Clear Browser Cache: If you’re having an issue with Google Calendar when move Outlook calendar to Gmail Calendar. You can clear the browser cache and try to fix the problem.
Force a Refresh with “?nocache”: To bypass the Google Calendar polling limit of 24 hours, add (?nocache) after the Outlook publish calendar URL. This change can fix Outlook Calendar not syncing with Google Calendar issue.

Bonus Solution to Migrate Outlook Calendar to Google Calendar

If you are a desktop user and facing a problem in manually move Outlook calendar to Google calendar. Then, you may use the PST converter tool to fix this issue. This tool can directly access Classic Outlook-configured mailbox account data and convert Calendar data into ICS. The ICS file generated using this smart utility can now be easily imported into Google Calendar without any challenges. Users may also use this application as a PST to ICS converter when Outlook is having trouble starting.

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Concluding Thoughts

To sum up the above blog on the topic of how to import Outlook calendar to Google Calendar. We have covered all the versions of Outlook, including Outlook Classic, New, and Web-based. Thereafter, we have provided detailed working steps to migrate Outlook Calendar to Google Calendar. However, even after following the specific steps, the users report for Outlook calendar not syncing with Google calendar.

Therefore, to overcome, we have discussed the common causes and fixes. Lastly, we have mentioned the one-stop pro solution for the case when every method fails to move Outlook calendar to Google calendar.