Enter the number of travel days and the per diem rate into the calculator to determine the total per diem allowance for a Permanent Change of Station (PCS).

PCS Per Diem Formula

The following formula is used to calculate the total per diem allowance for a PCS.

TPD = D * R

Variables:

  • TPD is the total per diem allowance ($)
  • D is the number of travel days
  • R is the per diem rate ($ per day)

To calculate the total per diem allowance, multiply the number of travel days by the per diem rate.

What is PCS Per Diem?

PCS per diem is a daily allowance given to military members and their dependents to cover the costs of lodging, meals, and incidental expenses when traveling for a Permanent Change of Station. The per diem rate is set by the government and can vary depending on the travel destination and time of year.

How to Calculate PCS Per Diem?

The following steps outline how to calculate the PCS Per Diem.


  1. First, determine the number of travel days (D).
  2. Next, determine the per diem rate (R) in dollars per day.
  3. Next, gather the formula from above = TPD = D * R.
  4. Finally, calculate the Total Per Diem (TPD) in dollars.
  5. After inserting the variables and calculating the result, check your answer with the calculator above.

Example Problem : 

Use the following variables as an example problem to test your knowledge.

Number of travel days (D) = 10 days

Per diem rate (R) = $149 per day