Look up per diem reimbursement rates and mileage deductions for business travel worldwide.

Complete
United States → Montreal, Quebec, Canada
Item Name Destination Amount Conditions
Lodging Montreal, Canada 264 USD per night State Department DSSR 920 footnote 4: Montreal, Canada: The rate is limited to the Metropolitan Area of Montreal.
Meals and incidentals Montreal, Canada 154 USD per day State Department DSSR 920 footnote 4: Montreal, Canada: The rate is limited to the Metropolitan Area of Montreal.

Source URL:
https://allowances.state.gov/web920/per_diem.asp
This source provides official travel rate information from allowances.state.gov.