Car Rental in Portugal

Our partners say...

8.7 / 10 RentalCars

8.8 / 10 Rent Cars

9.4 / 10 Kayak

8.7 / 10 Momondo

8.8 / 10 AutoEurope

9.4 / 10 Discover car Hire

8 / 10 Expedia

8.4 / 10 DoyouSpain

8.9 / 10 CarTrawler

9.5 / 10 AutoRentals

Why Choose Guerin?

Free cancellation: you may cancel your reservation at no charge up to 48 hours prior to your trip
Wide range of models: at Guerin, you will find the best solution for renting passenger cars, commercial vehicles and 9-seater vans!
Online Check-In: check in online and avoid queues. Your trip is waiting for you.
Always close at hand: Guerin has stations around the country. Pick up and drop off your vehicle at any of our 55 stations.

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What's new?

Rental Guide

Automatic car rental: how does it work and when is it worth it?

Unlike manual cars, automatic cars do not require constant use of the clutch or manual gear changes. This can make all the difference in cities, on long journeys or for those who are not used to drivi Read more

News

Guerin once again recognised with the Five Stars Award in the “Car Rental” category

The year 2026 has started with excellent news for Guerin. The brand has once again been recognised with the Five Stars Award 2026. Read more

Tourism in Portugal

Best Beaches Algarve: How to explore them at your own pace

The Algarve remains the top beach destination in Portugal. With around 150 km of coastline, the region combines golden cliffs, hidden coves and expansive beaches for families. Read more

Guerin Business

Broken car in your company? Learn how to minimize operational impact and respond quickly.

When daily operations rely on vehicles for deliveries, commercial travel, external services, technical assistance or client visits, a breakdown quickly becomes an operational issue. Read more

Driving Advice

How to change a tire? Discover 5 tips to do it safely.

Knowing how to change a flat tire, or at least how to act correctly, helps turn an unexpected situation into a controlled one. Not sure where to start? We can help. Read more

100% Digital Rental Process

Based on this concern and realizing that time is an increasingly precious commodity, Guerin has decided to develop a 100% digital and autonomous rental process.

From booking to returning the vehicle, the entire rental process is carried out via website, kiosks and dispensers, adapted to the needs of customers. Shall we get to know it?

Visit Azores in 3 days - the best itinerary

There are countless reasons to plan a trip around São Miguel, in the Azores. One of them is the natural beauty of everything you encounter. From the lagoons to the lush green mountains, the journey will be unforgettable Read more