As a major hub for the aerospace, technology, and tourism industries in the American Southwest, Phoenix is a key destination for business travel. For any organization with employees traveling to Phoenix, a clear and efficient strategy for managing expenses is essential for financial control and operational success.
Per diem, a daily allowance for lodging, meals, and incidental expenses, is the most common method for handling travel reimbursements. This guide offers a comprehensive look at the federal per diem rates for Phoenix, clarifies important Arizona laws, and shows how you can automate the entire process.
Phoenix Per Diem Rate
Per diem rates for official travel in Phoenix are set by the U.S. General Services Administration (GSA). These federal rates are mandatory for federal employees and serve as a common benchmark for private sector companies looking to create an IRS-compliant reimbursement policy.
For Fiscal Year 2025 (October 1, 2024, to September 30, 2025), key rates for the Phoenix area are broken down as follows:
Phoenix Metro Area
As a major travel destination, the city of Phoenix and all of Maricopa County have their own specific Non-Standard Area (NSA) rates with significant seasonal variations.
- Phoenix / Scottsdale (Maricopa County):
- M&IE: $86 per day
- Lodging: Highly seasonal, with peak winter/spring rates of $229 per night (Feb-Mar) and rates as low as $113 per night in the summer.
- The first and last day of travel, the M&IE rate is $64.50.
Standard CONUS Rate
For any county in Arizona not specifically listed by the GSA, the standard CONUS rate applies. For FY 2025, this rate is $178 ($110 for lodging and $68 for M&IE).
Phoenix Per Diem Rate Calculator
Find the exact per diem allowance for your trip to Phoenix with our easy-to-use calculator. Select the fiscal year, choose your destination, and input your travel dates. The tool will instantly provide the correct lodging and M&IE rates based on the official GSA schedule.