Per diem trip total calculator.

Add seasonal lodging and first/last-day meal allowances.

Use the URL slug from the locality directory. “standard” uses the standard rate.

GSA CONUS rates, not Alaska/Hawaii or foreign rates. Lodging is a maximum, not an automatic entitlement; taxes are separate. First and last day M&IE is 75%, including a one-day trip once. Agency meal deductions, supplied meals and same-day entitlement rules can reduce the allowance. Split travel across fiscal years.