Title: Cheap Car Hire in Saint Mary's, USA - Expedia.co.uk [Saint Mary's Travel Guide](https://expedia.co.uk/Saint-Marys.dx553248635975872459)[Hotels in Saint Mary's](https://expedia.co.uk/Saint-Marys-Hotels.d553248635975872459.Travel-Guide-Hotels)[Flights to Saint Mary's](https://expedia.co.uk/Cheap-Flights-To-Saint-Marys.d553248635975872459.Travel-Guide-Flights)[Things to do in Saint Mary's](https://expedia.co.uk/Things-To-Do-In-Saint-Marys.d553248635975872459.Travel-Guide-Activities)[Saint Mary's Holidays](https://expedia.co.uk/Saint-Marys.d553248635975872459.Holidays-City-Breaks) ![](https://images.trvl-media.com/place/553248635975872459/93b0eded-759f-41a9-9161-1ecde9f0d8cc.jpg?impolicy=fcrop&w=1200&h=300&q=medium) # Car Rentals in Saint Mary's, USA ## Search and Compare from Car Companies in Saint Mary's Photo by Lauri Barber ## Featured car rental suppliers Compare from agencies ![car supplier logos](https://forever.travel-assets.com/flex/flexmanager/images/2022/05/16/BEXUK-car-suppliers-logo-desktop.jpg) - ![protection illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__protection.svg) ### Change your mind Penalty-free cancellation on many/select car hire - ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Treat yourself One Key members save 10% or more on over 1 million car hire [Learn about One Key](https://www.expedia.co.uk/welcome-one-key) - ![package illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__package.svg) ### Shop smart Compare car suppliers and package your flight, hotel, and car to save ## Top Rental Car Deals in Saint Mary's \* Price found within the past 6 days. Click for updated prices. ### Economy Chevrolet Spark or similar - 4 people Saint Mary's, Colorado, USA ![Chevrolet Spark](//images.trvl-media.com/media/content/shared/images/car/Common_90X50/US_EC.png) [](https://expedia.co.uk/carsearch?paandi=true&fdrp=1&styp=2&dagv=1&subm=1&locn=Saint%20Mary%27s,%20Colorado,%20United%20States%20of%20America&dpln=553248635975872459&date1=28/02/2026&date2=02/03/2026&crfrr=defaultFlex&SearchType=Place&selCC=[%22economy%22]) ### Compact Ford Focus or similar - 4 people Saint Mary's, Colorado, USA ![Ford Focus](//images.trvl-media.com/media/content/shared/images/car/Common_90X50/US_CC.png) [](https://expedia.co.uk/carsearch?paandi=true&fdrp=1&styp=2&dagv=1&subm=1&locn=Saint%20Mary%27s,%20Colorado,%20United%20States%20of%20America&dpln=553248635975872459&date1=28/02/2026&date2=02/03/2026&crfrr=defaultFlex&SearchType=Place&selCC=[%22compact%22]) ### Midsize Toyota Corolla or similar - 5 people Saint Mary's, Colorado, USA ![Toyota Corolla](//images.trvl-media.com/media/content/shared/images/car/Common_90X50/US_IC.png) [](https://expedia.co.uk/carsearch?paandi=true&fdrp=1&styp=2&dagv=1&subm=1&locn=Saint%20Mary%27s,%20Colorado,%20United%20States%20of%20America&dpln=553248635975872459&date1=28/02/2026&date2=02/03/2026&crfrr=defaultFlex&SearchType=Place&selCC=[%22midsize%22]) ### SUV Jeep Compass or similar - 5 people Saint Mary's, Colorado, USA ![Jeep Compass](//images.trvl-media.com/media/content/shared/images/car/Common_90X50/US_SF.png) [](https://expedia.co.uk/carsearch?paandi=true&fdrp=1&styp=2&dagv=1&subm=1&locn=Saint%20Mary%27s,%20Colorado,%20United%20States%20of%20America&dpln=553248635975872459&date1=28/02/2026&date2=02/03/2026&crfrr=defaultFlex&SearchType=Place&selCC=[%22suv%22]) ### Don't see what you're looking for? See all car hire in Saint Mary's [View all cars](https://expedia.co.uk/carsearch?paandi=true&fdrp=1&styp=2&dagv=1&subm=1&locn=Saint%20Mary%27s,%20Colorado,%20United%20States%20of%20America&dpln=553248635975872459&date1=28/02/2026&date2=02/03/2026&crfrr=defaultFlex&SearchType=Place) ![](https://forever.travel-assets.com/flex/flexmanager/images/2026/02/06/expedia-sale-2026-desktop-uk-fr-de.jpg?impolicy=fcrop&w=1400&h=600&q=mediumHigh) ## The Annual Holiday Sale Members save up to 40% on hotels and holiday homes. Plan this year’s big trip and save. [Book now](https://expedia.co.uk/cheap-deals?rfrr=CTG_SPRING_PROMO_553248635975872459) ## Frequently asked questions ### How much is a rental car per day in Saint Marys? ### Can I hire a car from Boulder, CO (WBU-Boulder Municipal)? ### What happens if I need to cancel my Saint Marys car reservation? ### What types of cars can I rent in Saint Marys? ### How do I find the best car hire deals in Saint Marys with Expedia? ### How old do you have to be to hire a car in Saint Marys? ### What do you need to hire a car in Saint Marys? ### What is the cheapest car rental in Saint Marys? ### Can I hire a car for a month or longer in Saint Marys? ### Where can I find a Saint Marys hire car if I am younger than 25? ### Can I drive in Saint Marys with my current driver's license? > - Age restrictions: You'll need to be 25 in most states to be able to hire a car, although in some places, the minimum age is 21 years. We recommend checking state and local regulations, as well as with the car hire company before you book to understand all the regulations that may apply to you. > - Driving limitations: Make sure you read the fine print before you get behind the wheel so you can avoid unnecessary fees. When hiring a car in the U.S, you usually can't cross country borders into Canada or Mexico, drive onto ferries or go off-roading with your hired vehicle. Please read the regulations before booking! ### Why should I rent a Saint Mary's car with Expedia? ## Car Hire Information | Popular car types: | [SUV](https://www.expedia.co.uk/lp/b/car-rental/suv?rfrr=car.table.SUV), [Full Size](https://www.expedia.co.uk/lp/b/car-rental/fullsize?rfrr=car.table.FullSize), [Economy](https://www.expedia.co.uk/lp/b/car-rental/economy?rfrr=car.table.Economy) | | -------------------------------- | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | | Car suppliers available: | | | Our best deal of the day: | | | Our second best deal of the day: | | | Our third best deal of the day: | | | From the airport to your hotel: | [Airport Transportation](https://www.expedia.co.uk/ground-transfers?rfrr=car.table.AirportTransportation) | ![](https://a.travel-assets.com/mad-service/footer/bnaBanners/BEX_Footer.jpg) ## Go further with the Expedia app Save on select hotels when you book in the app. Our app deals help you to save on trips so you can travel more and manage it all on the go. Scan the QR code with your device camera and download our app