Shipping parcels from the USA to Canada is dominated by FedEx and UPS. Their USA networks are unrivalled and their ground service offers the lowest cost for large parcels. But when shipping times and clearance costs are considered, ground shipping from the USA to Canada is not always as low as it may seem. Read about the New NAFTA/USMCA/ CUSMA/T-MEC EFFECTIVE JULY 2020 easier duty free access to Canada from the US.