Go here for instructions on adding itinerary to Google and Outlook from web
Go here for instructions on adding itinerary to iCal from mobile
ONIT Web App
Login to ONIT and click on Itinerary
Click on Personal Calendar Sync and then Enable Calendar Sync
Tap on Copy Calendar Link then login to Outlook.com or Gmail.com
GMail
From Calendar click the plus button next to "Other calendars"
Click From Url
Paste what you copied from ONIT in the URL of Calendar field
Click Add Calendar and you are done!
NOTE: It may take up to 5 minutes for the events to appear. This calendar is synced with google every 24 hours so changes in ONIT won't reflect immediately.
Outlook.com
Login in Outlook.com
Click on the Calendar and then Add calendar
Click on the Subscribe from web section and paste in what you copied from ONIT. You can give it a custom name such as ONIT - Itinerary
NOTE: It may take up to 5 minutes for the events to appear. This calendar is synced with google every 24 hours so changes in ONIT won't reflect immediately.
ONIT Mobile App
Log in to ONIT mobile app and tap on Settings
Tap Enable Calendar Sync and Copy Calendar Link
Open up your iPhone Calendar app and tap Calendars at bottom
Tap Add Calendar and Add Subscription Calendar
Paste the link into the field and tap Subscribe
Tap Add
NOTE: It may take up to 5 minutes for the events to appear. This calendar is synced with google every 24 hours so changes in ONIT won't reflect immediately.