Cheap Car Rentals in Belfast 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 Belfast with a pick-up date of 6/21 and drop-off date of 6/28. Fares are subject to change and may not be available at all agencies or on all dates of rental.
Belfast car rentals in 2026
Get helpful information to start your search for the perfect car rental in Belfast. The average price data is based on the last 12 months and was last updated on June 8, 2026.
Most popular company | BUDGET |
|---|---|
Price of gas per gallon | $8.03 |
Average price per day | $45 |
Cheapest price per day | $21 |
Best car rental deals found in Belfast
Browse through a selection of recently found affordable car rental deals in Belfast. Plan your trip with ease and find the perfect rental option for your needs. There are currently 8 rental car agencies in Belfast with an average daily rate of $37. Data was last updated on June 8, 2026.
Cheapflights insights for Belfast car rentals
Get relevant, data-driven information to help you rent a car in Belfast, including pricing trends, ideal booking times, and more.
How far in advance should I rent a car in Belfast?
Book your rental car in Belfast 39 days before your pickup date to maximize your savings Car rental prices are around $33/day on average when booked 39 days ahead, which saves you 9% off the usual average price.
What is the cheapest rental car company in Belfast?
Hertz is currently the cheapest rental car company in Belfast with deals as low as $20.08/day found in the past two weeks. DRIVALIA is another inexpensive option with rates as low as $20.18/day.
What is the best car rental company in Belfast?
Based on Cheapflights user feedback, the highest rated car rental company in Belfast is DRIVALIA (rated 10.0/10). National (rated 8.9/10) is also highly rated by our users.
What is the cheapest month to rent a car in Belfast?
Planning a car rental in Belfast? January is the cheapest month, costing about $27 per day. In contrast, July is the most expensive, with an average daily rate of $52. Monthly average rental prices are listed below. Remember, prices can change based on when you book, the type of car, and availability.
January
$27
February
$27
March
$31
April
$39
May
$42
June
$36
July
$52
August
$47
September
$33
October
$31
November
$28
December
$42
What car do most people rent in Belfast?
Compact rentals (Skoda Fabia, for example) are the most popular in Belfast. SUV (Nissan Juke) and Economy (Vauxhall Corsa) rentals are also often chosen by our users when visiting Belfast.
Which car rental company has the most locations in Belfast?
Avis has 2 locations throughout the area, more than any other company. CAUSEWAY has the second highest number of locations in Belfast at 1.
Top rental agencies in Belfast
Explore the leading car rental agencies in Belfast known for their outstanding service and extensive range of vehicles to choose from. There are currently 8 car rental companies in Belfast. Reviews were last updated on June 8, 2026.
DRIVALIA
View DRIVALIA Locations in Belfast
National
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View National Locations in Belfast
Budget
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View Budget Locations in Belfast
Europcar
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View Europcar Locations in Belfast
Avis
Overview
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View Avis Locations in Belfast
Hertz
Overview
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View Hertz Locations in Belfast
Easirent
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View Easirent Locations in Belfast
Routes Car & Truck Rentals
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View Routes Car & Truck Rentals Locations in Belfast
Car rental FAQs
Find answers to frequently asked questions about car rentals in Belfast, including policies, requirements, and more. FAQs were last updated on June 8, 2026.
What is the cheapest rental car found in Belfast?
In the past two weeks, Cheapflights users have found many deals under $45/day when booking a rental car in Belfast. The best deal a user found was for $18/day from DRIVALIA , booked on Jun. 1.
How much does it cost to rent a car in Belfast for a week from Budget?
Budget is one of the top picks in Belfast. They can have you in a rental car for about $240 per week on average.
Can I rent a car for a month in Belfast?
Typically how long you can rent a car for depends on the inventory of the supplier. For Belfast however, it is certainly possible to rent a car for an entire month.
How much does it cost to rent a car in Belfast for a month?
Generally, a month-long car rental in Belfast can be found for about $1,028, with the average price for a rental being around $34 a day. Book with DRIVALIA , to take advantage of their cheap prices and pay 68% less compared to the average price of car rentals in Belfast.
How much is a car rental in Belfast for a weekend?
$33 is typically the average cost for a rental car for the weekend in Belfast, though this could vary depending on the time of year. If you’re on a budget when traveling to Belfast, then opt for a Economy rental vehicle - these tend to be the most affordable on weekends. In the month of July, you can expect to find car rental prices on Cheapflights for as low as $64/day.
Car rentals by fuel type in Belfast
Browse car rentals by fuel type in Belfast. Currently, Hybrid cars are the cheapest to rent in Belfast. Deals were last updated on June 8, 2026.
Browse through car rental deals by fuel type in Belfast. There are currently 3 fuel types to choose from with Hybrid being the cheapest ($25+).
Electric
$27+
Gas/Diesel
$38+
Hybrid
$25+