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

Complete
United States → San Salvador, SV
Item Name Destination Amount Conditions
Lodging San Salvador, El Salvador 146 USD per night State Department DSSR 920 footnote 25: San Salvador includes the San Salvador International Airport area of Comalapa.
Meals and incidentals San Salvador, El Salvador 91 USD per day State Department DSSR 920 footnote 25: San Salvador includes the San Salvador International Airport area of Comalapa.

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