St. Mary's County Car Rentals

Featured car rental suppliers

Compare from agencies

car supplier logos

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 vacation rentals. Sign up.Opens in a new window

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

Top destinations to rent a car in St. Mary's County

Expedia.ca offers car rentals in St. Mary's County to meet every traveller's needs. Whether you are looking for cheap cars or cars fit for the stars - Expedia.ca has the car rentals for you. So choose from car rentals in St. Mary's County or destinations around the world and discover how easy it is to make your car rentals on Expedia.ca.

Frequently asked questions

What happens if I need to cancel my St. Mary's County car reservation?
We all have times when plans get upended. That’s why we give your money back on many prepaid rentals if you let us know six hours in advance of the scheduled collection time. Remember to double-check your rental policy — there are some cases where it’s not available. Can’t find anything there? Our Customer Service Portal is always available to help.
How do I find the best car rental deals in St. Mary's County with Expedia?
Browse our extensive selection of car rentals, check out customer recommendations and compare offers from major brands. In just a few clicks, Expedia will help you track down the best deal on your ride. Got a flight or hotel booking? Add on your St. Mary’s County car rental to save even more money.
How old do you have to be to rent a car in St. Mary's County?
You have to be at least 21. But there are a few age-related restrictions you should know about before booking your wheels in St. Mary’s County. If you’re a younger motorist, most rental outlets will charge an additional daily fee and limit the types of cars you’re able to rent. The amount of the surcharge, and which age range it applies to, varies between providers. Take your time to compare the rules.
What do you need to rent a car in St. Mary's County?
You’ll need to present a valid driver’s license and a credit card when you get to the rental counter. Prior to pickup, check with your selected rental company whether anything else is needed. For example, you may also need to provide proof of auto insurance.
Can I rent a car for a month or longer in St. Mary's County?
Yes. We partner with reputable companies that offer long-term rentals for many categories of cars. Take a look at our long-term car rental deals and explore every inch of St. Mary’s County — or beyond!
Where can I find a St. Mary's County car rental if I am younger than 25?
Some St. Mary’s County companies will rent cars to drivers under 25, and others won’t. Policies differ between suppliers, so you’ll need to do some research. Also, find out if there are extra costs. Some outlets will apply a surcharge to young drivers between the ages of 21 and 24. Always check the terms and conditions to avoid any nasty surprises.

Car Rental Information

Popular car types:
SUV, Full Size, Economy
From the airport to your hotel:
Airport Transportation