Cheap Car Rentals in Cardiff from $21
This price is the cheapest per day rate found by a Cheapflights user in the last 48 hours by searching for a car rental in Cardiff with a pick-up date of 8/14 and drop-off date of 8/23. Fares are subject to change and may not be available at all agencies or on all dates of rental.
Cardiff car rentals in 2026
Get helpful information to start your search for the perfect car rental in Cardiff. The average price data is based on the last 12 months and was last updated on July 30, 2026.
Most popular company | GREENMOTION |
|---|---|
Price of gas per gallon | $7.72 |
Average price per day | $51 |
Cheapest price per day | $21 |
Best car rental deals found in Cardiff
Browse through a selection of recently found affordable car rental deals in Cardiff. Plan your trip with ease and find the perfect rental option for your needs. There are currently 8 rental car agencies in Cardiff with an average daily rate of $29. Data was last updated on July 30, 2026.
Cheapflights insights for Cardiff car rentals
Get relevant, data-driven information to help you rent a car in Cardiff, including pricing trends, ideal booking times, and more.
How far in advance should I rent a car in Cardiff?
To get the best deal on a rental car in Cardiff, book about 67 days before your trip. At that point, average daily prices are around $35, which is about 25% cheaper than the typical rate.
What is the cheapest rental car company in Cardiff?
Looking to rent a car in Cardiff? Europcar had the lowest prices in the past two weeks, starting at only $15.98/day. keddy by Europcar also offers competitive rates, with deals beginning at $23.53/day.
What is the best car rental company in Cardiff?
Based on Cheapflights user feedback, the highest rated car rental company in Cardiff is Budget (rated 9.7/10 with 3 reviews). Hertz (rated 9.0/10 with 1 review) is also highly rated by our users.
What is the cheapest month to rent a car in Cardiff?
At Cardiff, the best time to rent a car is in January, with an average daily rate of just $34. Conversely, July is the priciest month, averaging $56 per day. Below youll find the monthly average rental prices. Note that costs can fluctuate depending on availability, booking time, and vehicle type.|1#In Cardiff, the best time to rent a car is in January, with an average daily rate of just $34. Conversely, July is the priciest month, averaging $56 per day. Below youll find the monthly average rental prices. Note that costs can fluctuate depending on availability, booking time, and vehicle type.
January
$34
February
$42
March
$43
April
$52
May
$51
June
$54
July
$56
August
$53
September
$49
October
$43
November
$36
December
$47
What car do most people rent in Cardiff?
Compact rentals (Class Compact Crossover, for example) are the most popular in Cardiff. SUV (Class Standard SUV) and Economy (Vauxhall Corsa) rentals are also often chosen by our users when visiting Cardiff.
Which car rental company has the most locations in Cardiff?
In Cardiff, Avis, YourRent, and Budget have 2 locations, more than any other rental company in the area.
Top rental agencies in Cardiff
Explore the leading car rental agencies in Cardiff known for their outstanding service and extensive range of vehicles to choose from. There are currently 8 car rental companies in Cardiff. Reviews were last updated on July 30, 2026.
Budget
Overview
Cleanliness
Comfort
Overall
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View Budget Locations in Cardiff
Hertz
Overview
Cleanliness
Comfort
Overall
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Value
View Hertz Locations in Cardiff
Sixt
Overview
Cleanliness
Comfort
Overall
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Value
View Sixt Locations in Cardiff
Dollar
Overview
Cleanliness
Comfort
Overall
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Value
View Dollar Locations in Cardiff
Enterprise Rent-A-Car
Overview
Cleanliness
Comfort
Overall
Pick-up/drop-off
Value
View Enterprise Rent-A-Car Locations in Cardiff
keddy by Europcar
View keddy by Europcar Locations in Cardiff
Avis
View Avis Locations in Cardiff
YourRent
View YourRent Locations in Cardiff
Car rental FAQs
Find answers to frequently asked questions about car rentals in Cardiff, including policies, requirements, and more. FAQs were last updated on July 30, 2026.
What is the cheapest rental car found in Cardiff?
In the past two weeks, Cheapflights users have found many deals under $51/day when booking a rental car in Cardiff. The best deal a user found was for $26/day from GREEN MOTION , booked on Jul. 25.
How much does it cost to rent a car in Cardiff for a week from GREEN MOTION ?
GREEN MOTION is one of the top picks in Cardiff. They can have you in a rental car for about $239 per week on average.
Can I rent a car for a month in Cardiff?
The length of time you can book a rental for is subject to the inventory of the supplier. When renting a vehicle from Cardiff it should be possible to rent a car for a whole month if needed.
How much does it cost to rent a car in Cardiff for a month?
Generally, a month-long car rental in Cardiff can be found for about $1,024, with the average price for a rental being around $34 a day. Book with GREEN MOTION , to take advantage of their cheap prices and pay 71% less compared to the average price of car rentals in Cardiff.
How much is a car rental in Cardiff for a weekend?
Car rental prices in Cardiff are typically $52 for the weekend. On Cheapflights, you’ll be able to find great car rental deals on any type of vehicle. However, consider renting a Economy to save money on your trip to $52. Our users have found prices for Economy car rentals in August to be on average $37 per day.
Car rentals by fuel type in Cardiff
Browse car rentals by fuel type in Cardiff. Currently, Hybrid cars are the cheapest to rent in Cardiff. Deals were last updated on July 30, 2026.
Browse through car rental deals by fuel type in Cardiff. There are currently 3 fuel types to choose from with Hybrid being the cheapest ($25+).
Electric
$25+
Gas/Diesel
$38+
Hybrid
$25+