Originally Posted by flyingnosh

Here's how you do this in Outlook 2010:

1. Download the vcs file from the United website and save it on disk somewhere.
2. In Outlook, choose File -> Open -> Import
3. Choose "Import an iCalendar (.ics) or vCalendar (.vcs) file"
4. Click "Next"
The file-open dialog appears
5. Select "vCalendar (.vcs)" format from the dropdown list
6. Select your vcs file
7. Click "OK"
8. Click "Import"
all done!