The time of iCal importation from external calendars to is standardized, based on the shortest possible interval, in order to avoid risks in relation to your calendars.

Check below for additional information:

AirbnbRegarding Airbnb, due to technical properties of their platform, the standard import time will be of 30 minutes.
Do not forget that Stays is an official Airbnb partner and you can connect your listings through API connection, which is the most recommended model!
Other channels and Stays calendarsThe importation time will be of 15 minutes.

For more details on iCal connection and its working model or to go back to the FAQ, click on the link below: