In Arizona, the minimum age to rent a car is 21 at most major rental car companies

. However, some rental companies, such as Phoenix Car Rental and Arizona Auto Rentals, have different age requirements

. Phoenix Car Rental rents to people 18 and older, while Arizona Auto Rentals requires renters to be at least 26 years old

. Keep in mind that if you are between 21 and 24, you will likely encounter additional surcharges, which can average around $25 per day, but could be as high as $50 per day