Cheap AVIS Car Hire Deals at Porto Airport, OPO

Allow for possible delays at the rental desk, particularly during busy travel times.

When renting a car, understand the fuel policy. A 'Full-to-Full' policy means you return the car with a full tank, while 'Same-to-Same' means you return it with the same level of fuel. Full-to-Full is often more cost-effective.

Before renting a car, check if your personal car insurance covers rental losses. Many personal auto insurance policies and credit cards offer coverage for rentals, which could save you from extra insurance fees.

Before your trip, confirm if your rental includes roadside assistance. This can be crucial in case of breakdowns or emergencies during your rental period.

We recommend that in order to have access to the best deals when considering hiring a car at Airport you should pre-book online up to 7 weeks in advance.

Before booking, review the rental agreement for any hidden fees such as airport surcharges, additional driver fees, or late return penalties. Understanding these can help you budget more effectively.

Prefer an automatic car? offers automatic car rentals at Airport. Just select ‘automatic’ when searching, and we'll handle the rest, ensuring you get the convenience of an automatic transmission without any hassle.

If you're traveling with pets, confirm the rental company's pet policy before booking. Some companies allow pets but may have specific fees or restrictions, so it’s best to clarify in advance.