Find and compare great deals on National rental cars in Porto
Same drop-off
National car rental deals in Porto, Porto
Find your perfect rental car on momondo
Choose your travel dates to find the best prices
Small Cars
$23 - $217
All Car Types
$23 - $217
The best time to rent a Small car from National in Porto, Porto is in November when prices are $23 per day on average. $23 per day is 61% lower than the $60 average yearly price for a National Small rental in Porto. While November may be the cheapest month to rent a Small car from National in Porto, July is the most expensive. However, you may still be able to find great deals in July on Small rental vehicles from National depending on what day you book.
The best time to rent a Medium car from National in Porto, Porto is in October when prices are $40 per day on average. $40 per day is 59% lower than the $99 average yearly price for a National Medium rental in Porto. While October may be the cheapest month to rent a Medium car from National in Porto, July is the most expensive. However, you may still be able to find great deals in July on Medium rental vehicles from National depending on what day you book.
The best time to rent a Large car from National in Porto, Porto is in October when prices are $40 per day on average. $40 per day is 58% lower than the $95 average yearly price for a National Large rental in Porto. While October may be the cheapest month to rent a Large car from National in Porto, September is the most expensive. However, you may still be able to find great deals in September on Large rental vehicles from National depending on what day you book.
The best time to rent a SUV car from National in Porto, Porto is in February when prices are $21 per day on average. $21 per day is 65% lower than the $60 average yearly price for a National SUV rental in Porto. While February may be the cheapest month to rent a SUV car from National in Porto, August is the most expensive. However, you may still be able to find great deals in August on SUV rental vehicles from National depending on what day you book.
The best time to rent a Luxury car from National in Porto, Porto is in October when prices are $40 per day on average. $40 per day is 58% lower than the $95 average yearly price for a National Luxury rental in Porto. While October may be the cheapest month to rent a Luxury car from National in Porto, September is the most expensive. However, you may still be able to find great deals in September on Luxury rental vehicles from National depending on what day you book.
How much will a National rental car in Porto cost in December?
Renting a car in Porto from National during December will cost an average of $40 per day. However, some of our users found prices last December as low as $23 per day from National, so you may be able to find similar prices this year. If you’re looking to rent a car in Porto for one week, $282 is the average cost for a rental from National.
Does National have a location at Porto Airport?
Yes, National has 1 location at Porto Airport which is located at Intl Apt Francisco Sa Carneiro.
Does National offer free car rental cancellation in Porto?
National does provide free car rental cancellations in Porto (though there may be a fee for last-minute cancellations). You can call National if you’d like to learn more about their policies. Click here, then select the Locations tab to view a list of phone numbers for National.
When did momondo last update prices for cars in Porto?
Prices for cars in Porto are updated daily.
How many operators does momondo search for cars in Porto?
As of November 2025, there are 130 operators available to choose from for cars in Porto.
How old do you have to be to hire a car in Porto?
The minimum age for drivers varies by country, including Porto. In numerous EU countries, drivers must be 18 years old. To rent a car overseas, you'll generally need to be at least 21, and if you're under 25, a young driver surcharge may be applied. We advise that you read the policy of your chosen rental company before making a reservation.
What documentation or ID do you need to rent a car in Porto?
To rent a car in Porto, all drivers must present a valid full driving license. If the license is written in a language other than the language of the country of rental, an International Driving Permit may be required to avoid the risk of potential fines. If you're renting a car abroad, you may also need to provide evidence of your return travel and accommodation information during your stay. We always recommend that you verify with the specific rental company you're booking with.
An easier way to manage your Porto trip
We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
This site uses cookies and other tracking technologies for essential, functional, analytical, and advertising purposes. By using the site, you agree to our Terms & Conditions and our Privacy Policy.
For more information about how we process your information, please see our Privacy Policy.
We value your privacy
momondo and its partners wish to use cookies or similar technologies to store and/or access information on and about your device and process personal data such as your IP address, device identifiers etc., in order to improve your experience on the site, to analyze navigation, to offer and measure personalized advertising, and to facilitate sharing on social networks. We also allow the use of third-party cookies (including those from our advertising partners) on our sites.
By clicking 'Accept', you consent to your data being processed by 0 vendors on this web site for the purposes described in this notice. You can review the vendors and their individual processing purposes on the .
To review individual processing purposes and cookie categories, please click ’Select individual purposes’. You can review your choices and withdraw your consent at any time by clicking the ’Privacy Preferences’ link in the page side navigation.