How to Import iCal Into Google Calendar (Step-by-Step Guide)
If you've ever tried to move events from Apple Calendar, Outlook, or another calendar app into Google Calendar, you've likely encountered the .ics file format — the standard behind iCal. Importing it into Google Calendar is straightforward once you know how the process works, but there are a few variables that change the experience depending on your device, source app, and what you're actually trying to accomplish.
What Is an iCal File and Why Does It Matter?
iCal (short for iCalendar) is a universal file format with the .ics extension used to store calendar data — events, due dates, reminders, and recurring appointments. It's supported by virtually every major calendar application: Apple Calendar, Outlook, Thunderbird, Yahoo Calendar, and Google Calendar itself.
When you export a calendar from one app, it packages your event data into a .ics file. Google Calendar can then read that file and recreate those events inside your account. This makes .ics the bridge between different calendar ecosystems, regardless of whether you're on Mac, Windows, iPhone, or Android.
How to Export an iCal (.ics) File From Your Source App
Before importing into Google Calendar, you need the .ics file. Here's how to get it from common sources:
From Apple Calendar (Mac):
- Open Calendar and right-click (or Ctrl-click) the calendar you want to export
- Select Export → Export…
- Save the
.icsfile to a location you can easily find
From Outlook:
- Go to File → Open & Export → Import/Export
- Choose Export to a file → iCalendar (.ics)
- Select the calendar and save the file
From other apps: Look for an "Export" or "Share" option within Calendar settings. Most modern calendar tools offer .ics export directly.
How to Import an iCal File Into Google Calendar 📅
Google Calendar's import feature only works through a web browser on desktop — you cannot import a .ics file directly through the Google Calendar mobile app (iOS or Android). Keep this in mind before you start.
Step-by-Step: Importing on Desktop
- Open calendar.google.com in your browser
- Click the gear icon (Settings) in the top-right corner
- Select Settings from the dropdown
- In the left sidebar, scroll down and click Import & Export
- Under the Import section, click Select file from your computer
- Choose your
.icsfile - Select which Google Calendar to import events into (you can use an existing calendar or create a new one)
- Click Import
Google will confirm how many events were successfully imported. The process typically takes only a few seconds for files under a few hundred events.
Key Variables That Affect the Import Experience
Not every import goes identically. Several factors shape the outcome:
| Variable | How It Affects the Import |
|---|---|
| File size / event count | Very large .ics files (thousands of events) may import slower or hit limits |
| Recurring event complexity | Complex recurrence rules may not translate perfectly across apps |
| Time zone settings | Events created in one time zone may shift if your Google account is set differently |
| Event attachments | File attachments in events are generally not carried over via .ics |
| Reminders and alerts | Custom alert types may not map identically to Google Calendar's reminder options |
| Private/shared calendar metadata | Sharing permissions don't transfer — imported events become local to your account |
What Transfers and What Doesn't
Understanding what survives the import helps set expectations.
Typically transfers well:
- Event titles, dates, and times
- All-day events
- Basic recurring events (daily, weekly, monthly)
- Location fields
- Event descriptions/notes
Often lost or altered:
- Attendee RSVP status and invite links
- Calendar color-coding from the source app
- Reminders with app-specific notification types
- Categories or tags used in the source app
- File attachments linked to events
One-Time Import vs. Ongoing Sync — An Important Distinction
Importing a .ics file is a one-time snapshot. Events are copied into Google Calendar as they existed at the moment of export. If the source calendar updates later — new events added, existing ones edited — those changes will not automatically appear in Google Calendar.
For ongoing two-way sync between Apple Calendar and Google Calendar, or Outlook and Google Calendar, you'd be looking at a different approach: subscribing to a calendar via URL (using Google's "From URL" option in the same Import & Export settings), or using third-party sync tools. These have their own trade-offs around real-time accuracy, app permissions, and whether you need edits to flow in both directions.
Importing on Mobile — What's Actually Possible
On Android, opening a .ics file may trigger Google Calendar to offer an import prompt depending on your device and the app handling the file. This isn't a guaranteed experience and varies by Android version and manufacturer.
On iPhone/iPad, the Google Calendar app doesn't support direct .ics import. The workaround is to do the import via desktop browser, or to open the .ics file in Apple Calendar first, then use a sync method to connect Apple Calendar to your Google account.
What Shapes the Right Approach for You 🔍
The mechanics of importing an iCal file into Google Calendar are consistent — but the right method, and whether a one-time import actually solves your problem, depends heavily on your specific situation. Whether you're migrating an entire calendar history, pulling in a one-off event file someone sent you, or trying to keep two calendar systems in sync long-term leads to meaningfully different setups. The source app, your devices, and what you need those events to do inside Google Calendar all factor into how smoothly things will work — and whether the import alone is enough.