$23 Car Rental San Marcos, CA

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Lowest prices found within the past 15 hours. Prices and availability subject to change. Additional terms may apply.

Frequently asked questions

How much is a rental car per day in San Marcos?
Set your own course in San Marcos, with car rental prices starting at just $23 per day. That's based on prices found within the past seven days. With rates like this, it'll be a piece of cake to find a ride that suits your style.
Can I rent a car from San Diego Intl. Airport (SAN)?
Car rentals at San Diego Intl. Airport (SAN) can be found at the Rental Car Center. Here you can book a set of wheels at Nu Car Rental, Pacific or ZipCar. Hertz and EZ also offer some amazing deals.
What happens if I need to cancel my San Marcos car reservation?
Scan through your rental agreement to be certain, but almost all prepaid reservations are eligible for a full refund if you advise us a minimum of six hours prior to the pickup time. There are some exclusions though. Your confirmation will have more details, or just click through to our Customer Service Portal.
Where can I go on a road trip from San Marcos?
There's heaps to do in San Marcos, but venture farther afield and you'll find more sightseeing magic. Rent a set of wheels and you can cruise around the surrounding area at your own speed. Add these awesome places to your to-do list:

  • Los Angeles is around 90 miles from San Marcos. Notable sights like Universal Studios Hollywood deserve to be at the top of your list here.
  • Why not enjoy everything on offer in Santa Ana too? Unmissable attractions here include Santa Ana Zoo. Santa Ana is about 60 miles from San Marcos.
  • Channel Islands National Park is situated 170 miles from San Marcos and is one of the region's most spectacular nature spots. Pack a picnic lunch and enjoy the fresh air here.

How do I find the best car rental deals in San Marcos with Expedia?
Nabbing the best deal on your San Marcos rental car is a piece of cake with Expedia. Choose your preferred car class, add in a few more details and compare the offers across big-name suppliers. Why not add hotels and flights to your booking? You'll unlock terrific discounts when you combine your bookings into a package.
How old do you have to be to rent a car in San Marcos?
Rental car rules in San Marcos require drivers to be 21 and over. Are you a young driver? Some surcharges and restrictions may apply. Many rental suppliers impose what's known as a young driver surcharge, which is an additional fee to the rental car cost. Restrictions often apply to the classes of cars available to young motorists as well. Age limits may differ between providers, so check before booking.
What do you need to rent a car in San Marcos?
Before you can hop behind the wheel in San Marcos, you'll need a driver's license and a credit card in the same name. If you don't take out the company's insurance plan, you may also have to provide proof of your own coverage. Rules can vary, so read the policy terms and conditions before you choose a rental company.
What is the cheapest car rental in San Marcos?
$23 and $28 were the two lowest daily rates picked up by car renters in San Marcos within the past seven days. These rates were available on Expedia, with a rental starting date within the next year. Prices and availability are subject to change and additional terms apply.
Can I rent a car for a month or longer in San Marcos?
Expedia makes it a cinch to score a reliable long-term car rental in San Marcos. Just head to our long-term car rental deals page, enter your travel dates and explore your possibilities.
Where can I find a San Marcos car rental if I am younger than 25?
Some San Marcos companies will rent cars to drivers under 25, and others won't. Policies differ from supplier to supplier, so you'll need to do your homework. Also, find out if there are additional costs. Some places will apply a surcharge to customers between 21 and 24. Be sure to read through the terms and conditions to avoid any nasty surprises.
What insurance should I choose for my car rental in San Marcos?
After meticulously planning your vacation, don't skimp on safety — choose collision protection while booking your San Marcos car rental with Expedia. There are plenty of advantages to this plan, including up to $35,000 in primary coverage for collision damage, theft and vandalism. Plus, with no deductible and round-the-clock emergency support, you'll be able to breathe a little easier if the unexpected occurs.

Car Rental Information

 
Popular car types
SUV, Full Size, Economy
 
Car suppliers available
 
Our best deal of the day
$23
 
Our second best deal of the day
$28
 
Our third best deal of the day
$31
 
From the airport to your hotel
Airport Transportation
 
From popular domestic and international airports
Airport Car Rentals

Finding the cheapest car rentals in San Marcos

Using our Search Wizard

If the deals that are available on our page do not suit your needs, then enter San Marcos into the search wizard at the top of the page. We will compare all the best deals available for your car rental in San Marcos and provide you with a list of the cheapest options, with no added fees.

Renting a car in San Marcos

Pay at pickup is available, so you don’t have to worry about spending your money until you arrive at your vehicle in San Marcos. We partner with reliable partners that guarantee an enjoyable experience for solo travelers, couples, and families. Package your car with a flight or hotel to unlock even more savings from Expedia.

Expected prices in San Marcos

Prices are subject to seasonal change depending on when you decide to arrange your car rental but right now you can book from $23.

Flexibility & Cancellation

Most car suppliers offer penalty-free cancellations, so you don’t have to worry about losing money if your plans change. To cancel your booking log into your account through the Trips portal. Click manage booking and cancel this car. If you needed to alter your booking, then you can create a new one once you have canceled.

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Car classes available from Expedia in 2025

The classes of vehicles available will change depending on your chosen location.

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