How to import a CSV file into an Outlook 2007 calendar

Step 1

Select the calendar view, and click on the "File" menu.
Click on "Import and Export...

Step 2

Select "Import from another program or file" (if it isn't already).
Click on "Next"

Step 3

Select "Comma Separated Values (Windows)".
Click on "Next"

Step 4

Click the "Browse" button and navigate the filesystem to find the calendar file you just downloaded.
Select "Replace duplicates with items imported".
This is useful if you have imported a previous calendar
Click on "Next"

Step 5

Select the calendar into which you want to import (if unsure, choose "Calendar").
Click on "Next"

Step 6

Ensure "Import "your file" into..." is ticked (if it isn't already).
Click on "Finish"

All done