Cheap Car Rentals in Ontario 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 Ontario with a pick-up date of 9/22 and drop-off date of 9/30. Fares are subject to change and may not be available at all agencies or on all dates of rental.
Ontario car rentals in 2025
Get helpful information to start your search for the perfect car rental in Ontario. The average price data is based on the last 12 months and was last updated on September 11, 2025.
Most popular company | TURO |
|---|---|
Price of gas per gallon | $3.52 |
Average price per day | $50 |
Cheapest price per day | $21 |
Compare car rental deals in Ontario by type
Here are the best Ontario small car rental prices found by Cheapflights users in the past 7 days:
Here are the best Ontario medium car rental prices found by Cheapflights users in the past 7 days:
Here are the best Ontario large car rental prices found by Cheapflights users in the past 7 days:
Here are the best Ontario SUV rental prices found by Cheapflights users in the past 7 days:
Here are the best Ontario van rental prices found by Cheapflights users in the past 7 days:
Here are the best Ontario pickup truck rental prices found by Cheapflights users in the past 7 days:
Here are the best Ontario luxury car rental prices found by Cheapflights users in the past 7 days:
Best car rental deals found in Ontario
Browse through a selection of recently found affordable car rental deals in Ontario. Plan your trip with ease and find the perfect rental option for your needs. There are currently 8 rental car agencies in Ontario with an average daily rate of $34. Data was last updated on September 11, 2025.
Cheapflights insights for Ontario car rentals
Get relevant, data-driven information to help you rent a car in Ontario, including pricing trends, ideal booking times, and more.
How far in advance should I rent a car in Ontario?
For the best savings on car rentals in Ontario, make your reservation 5 days before pickup. The average price then is just $43/day—about 13% less than the yearly average.
What is the cheapest rental car company in Ontario?
In Ontario, the most affordable rental car company right now is Fox, offering prices from just $12.96/day over the past two weeks. Another budget-friendly choice is Payless, with rates starting at $23.63/day.
What is the best car rental company in Ontario?
Based on Cheapflights user feedback, the highest rated car rental company in Ontario is Enterprise Rent-A-Car (rated 7.5/10 with 33 reviews). Avis (rated 5.9/10 with 32 reviews) is also highly rated by our users.
What is the cheapest month to rent a car in Ontario?
Planning a car rental in Ontario? February is the cheapest month, costing about $37 per day. In contrast, July is the most expensive, with an average daily rate of $57. Monthly average rental prices are listed below. Remember, prices can change based on when you book, the type of car, and availability.
January
$46
February
$37
March
$44
April
$50
May
$50
June
$54
July
$57
August
$52
September
$44
October
$53
November
$55
December
$54
What car do most people rent in Ontario?
The most popular types of cars to rent in Ontario are the following: SUV rentals (Chevrolet Equinox or similar), Full-size rentals (Chevrolet Malibu or similar), and Passenger van rentals (Chrysler Pacifica or similar).
Which car rental company has the most locations in Ontario?
Both Enterprise Rent-A-Car and Hertz have 3 locations in Ontario, more than any other rental company in the area.
Top rental agencies in Ontario
Explore the leading car rental agencies in Ontario known for their outstanding service and extensive range of vehicles to choose from. There are currently 8 car rental companies in Ontario. Reviews were last updated on September 11, 2025.
Enterprise Rent-A-Car
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Avis
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Budget
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Alamo
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Dollar
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Hertz
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Thrifty
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Ace
Car rental FAQs
Find answers to frequently asked questions about car rentals in Ontario, including policies, requirements, and more. FAQs were last updated on September 11, 2025.
What are the requirements to rent a car in Ontario CA?
If you want to obtain a cheap car rental in Ontario, you should be at least 21 years of age. Note that there is a rental surcharge for drivers below 25 years. Furthermore, they may not be able to rent electric car rentals or luxury car rentals. You should also present a valid driver’s license at car rental locations for Ontario car rentals. Foreign drivers should have their foreign license, and it’s advisable to have an international driver’s permit with you.
What are the rules for driving in Ontario CA?
Stay on the right side of the road and ensure everyone buckles up when driving car rentals in Ontario. Seatbelts are required for passengers aged 16 and below, while children eight years and below should use a booster seat or safety seat. Limit your speed to 60 mph on highways and 30 mph in cities unless posted otherwise while driving your car rental in Ontario. Also, avoid driving your car rental in Ontario with a BAC of more than 0.08%. Before picking your Ontario car rental, check with Ontario's DMV for any recent traffic law changes.
What type of car is recommended for driving in Ontario CA?
Car rental locations in Ontario offer a wide range of cheap car rentals tailored to meet your needs. Go for economy car rentals if you are visiting Ontario briefly and an electric or a compact car rental if you are visiting the bustling urban centers of Ontario. SUVs and passenger van rentals are the most effective if you are bringing your family or friends, while luxury car rentals are ideal for individuals visiting Ontario on a business trip.
What are the best places to park in Ontario CA?
There are various free and cost-friendly parking lots for your car rental in Ontario. The Colonies Marketplace car park, Central Ontario does not charge for up to two hours and is open throughout the week. Furthermore, it has electric car charging stations. The Toyota Arena has around 3500 spaces and also offers parking. Also, note that some parking lots may not offer overnight parking. Look out for parking posts that limit where you park your rental car to avoid penalties.
What is the cheapest rental car found in Ontario?
In the past two weeks, Cheapflights users have found many deals under $50/day when booking a rental car in Ontario. The best deal a user found was for $24/day from Turo, booked on Sep. 7.
How much does it cost to rent a car in Ontario for a week from Turo?
Turo is one of the top picks in Ontario. They can have you in a rental car for about $372 per week on average.
Can I rent a car for a month in Ontario?
Yes, renting a vehicle in Ontario for a month is certainly possible.
How much does it cost to rent a car in Ontario for a month?
Generally, a month-long car rental in Ontario can be found for about $1,594, with the average price for a rental being around $53 a day. Book with Turo, to take advantage of their cheap prices and pay 59% less compared to the average price of car rentals in Ontario.
How much is a car rental in Ontario for a weekend?
For a weekend car rental in Ontario, you can expect the average price to be around $71. Usually a Economy rental in Ontario is your cheapest weekend car rental option, though you should always check Cheapflights to see if there are other deals on alternative car rental types. If you do opt for renting a Economy for October, it will cost approximately $53 per day.
Car rentals by fuel type in Ontario
Browse car rentals by fuel type in Ontario. Currently, Hybrid cars are the cheapest to rent in Ontario. Deals were last updated on September 11, 2025.
Browse through car rental deals by fuel type in Ontario. There are currently 3 fuel types to choose from with Hybrid being the cheapest ($23+).
Electric
$24+
Gas/Diesel
$45+
Hybrid
$23+