Car Rental in Boise - Driving Guide & Best Rates

Renting a car in Boise is highly recommended for tourists wanting to explore beyond the city center. While downtown Boise itself is walkable and has decent public transit, a car becomes essential for accessing Idaho's stunning natural attractions like the Sawtooth Mountains, Craters of the Moon National Monument, and Sun Valley ski resorts. The city serves as an excellent base for road trips through Idaho's diverse landscapes. Driving conditions in Boise are generally excellent, with well-maintained roads and straightforward navigation. Traffic is minimal compared to major metropolitan areas, making it stress-free for visitors. Vehicles drive on the right side of the road, following standard US driving rules. Winter driving (November-March) requires extra caution due to snow and ice, particularly on mountain roads. Skip the rental if you're staying exclusively in downtown Boise for business or a short city break, as parking fees can add up and most attractions are accessible on foot or via the city's bus system. However, for the typical tourist wanting to experience Idaho's outdoor recreation and scenic beauty, a car provides the flexibility to explore at your own pace. Check current rental rates through booking platforms, as prices vary by season and demand.

Valid Driver's License

A valid driver's license from your home country is required. Foreign licenses are generally accepted for short-term visitors in Idaho.

International Driving Permit (IDP)

Recommended for non-English licenses to accompany your valid home country license. Obtain from your home country before traveling to the United States.

Minimum Age

Rental agencies typically require drivers to be at least 21 years old. Drivers under 25 may face additional fees or restrictions.

Credit Card

A major credit card in the driver's name is required for the security deposit. Debit cards are often not accepted or have additional restrictions.

Insurance Coverage

Basic liability insurance is mandatory in Idaho. Rental agencies offer additional coverage options (collision damage waiver, theft protection). Verify if your personal auto or credit card insurance covers rentals.

Advance Reservation

Booking in advance is recommended, especially during peak travel seasons. Check current availability and rates through rental booking platforms.

Boise Airport (BOI) offers the most convenient rental car pickup with major agencies located in the terminal, though you may find competitive rates at city locations if you have transportation to reach them.

Before driving off, verify the vehicle condition thoroughly and familiarize yourself with Idaho's winter driving requirements if visiting during colder months, as mountain roads near Boise can require different preparation than city driving.

Download offline maps or ensure your GPS is updated, as cell service can be spotty in the foothills and mountain areas surrounding Boise - the city itself has good coverage and straightforward navigation.

Gas stations are readily available throughout Boise, but fill up before heading into surrounding rural areas; downtown parking typically uses meters and apps, while many attractions offer free parking - check current rates and restrictions at your specific destinations.

Allow extra time when returning to the airport during ski season (winter months) as traffic can be heavier, and confirm your rental agency's fuel policy as Boise Airport has several gas stations nearby for topping off before return.

Winter driving in Boise requires caution from November through March, with snow and ice common on roads - ensure your vehicle has appropriate tires and allow extra travel time during winter storms.

Rush hour traffic concentrates on I-84 and major arterials like Fairview Avenue and Chinden Boulevard, typically heaviest between 7:30-9:00 AM and 4:30-6:00 PM on weekdays.

Boise drivers generally follow standard Western driving norms, though be aware that Idaho allows right turns on red after stopping unless posted otherwise, and the speed limit drops significantly in school zones during posted hours.

Weather conditions can change rapidly in Boise, particularly during winter and spring - check current road conditions before traveling and be prepared for sudden temperature drops that can create black ice on bridges and overpasses.