Unión de San Antonio Cheap Car Rentals & Car Hire Deals

Compare rent a car rates in Unión de San Antonio from popular car rental companies

Compare car suppliers to unlock big savings, and package your flight, hotel, and car to save even more.

Members save 10% more on select hotels, cars, activities and holiday rentals. Sign up.Opens in a new window

Enjoy maximum flexibility with penalty-free cancellation on most car rentals.

Explore Unión de San Antonio with Cheap Car Rentals and Car Hire Deals

* Price found within the past 60 days. Click for updated prices.

Don't see what you're looking for?

See all car hire in Unión de San Antonio
View all cars
Beautiful view of the beach with palm trees

Black Friday: Members save 30%+

Members save 30%+ on selected hotels until 4 Dec (property time) with our Black Friday deals. Stay by 15 Dec 2025.

Frequently asked questions

What happens if I need to cancel my Unión de San Antonio car reservation?
We get that flexibility while traveling is important. That’s why most prepaid reservations provide a total refund if you let us know a minimum of six hours ahead of pickup. You may want to scan your rental policy though as there are some exemptions. If the info isn’t there, head to our Customer Service Portal.
Why should I rent an Unión de San Antonio car with Expedia?
With car rental companies to select from in Unión de San Antonio, Expedia makes it a cinch to find the perfect ride. And when you combine your rental vehicle, flights and hotel into a package, you can save even more on your entire Unión de San Antonio getaway. From zippy compacts to roomy SUVs and more, Expedia will get you on the road to your next amazing adventure.
How do I find the best car rental deals in Unión de San Antonio with Expedia?
Check out reviews and ratings, choose your car type and compare prices from the most popular suppliers. Expedia makes it a cinch to track down the best deal on your rental wheels. Bundle your Unión de San Antonio car rental with hotel or flight bookings and drive off with extra savings.
What do you need to rent a car in Unión de San Antonio?
Any rental company you choose will require two things — a current driver’s license and a credit card in your name. If you want to opt out of the supplier’s insurance plan, proof of your own coverage may also be needed. Read your policy so you know what to bring when it’s time to collect your wheels.
Can I drive in Unión de San Antonio with my U.S. Driver's license?
You can hop into the driver’s seat in Unión de San Antonio with a valid U.S. License. But if you’d like extra peace of mind, obtain an International Driving Permit before you take off. It’s an additional handy form of identification to have while you’re traveling.
Can I rent a car for a month or longer in Unión de San Antonio?
Yes, and you’re sure to find your ideal wheels on our long-term car rental deals page. Just enter your trip dates and we’ll show you fantastic options from numerous trusted companies.
Where can I find an Unión de San Antonio car rental if I am younger than 25?
The ability to rent a car if you are under 25 years old in Unión de San Antonio often depends on the rental provider you select. Some businesses have a surcharge for young customers aged between 21 and 24 years, yet other companies may not apply any additional costs for this age group. Ensure you go through the terms and conditions of your selected car rental dealer to escape extra charges at the rental desk.