Canada Post Mailing Deadlines Christmas 2024au. As canada post responds to the full impact of the changes canadians are making in response to safety and travel restrictions, we are working hard to safely deliver the pre. One of the main things people want to know when it comes to canada post holidays for 2024 is what the canada post shipping dates are to ensure their packages arrive by christmas.

21 for xpresspost or priority packages. If you’re shipping across the country we’re right in the middle of the suggested mail out date for a regular parcel as the deadline is dec.