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

Complete
United States → French Guiana, GF
Item Name Destination Amount Conditions
Lodging French Guiana 180 USD per night No specific conditions
Meals and incidentals French Guiana 94 USD per day No specific conditions

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