PV productions // ShutterstockCar insurance rates in Idaho Falls October 2025The auto insurance rates published in this guide are based on the results of research completed by Way.com’s data team. – USAA offers the cheapest rates for full coverage insurance in Idaho Falls at $52 per month. Read on to learn more about car insurance price trends in Idaho Falls. Cheapest liability insurance in Idaho FallsFor drivers looking to meet Idaho Falls minimum car insurance requirements, liability-only insurance is the most budget-friendly choice. Travelers: $71Impact of traffic violations on Idaho Falls auto insurance ratesIn Idaho Falls, your car insurance premiums can rise significantly due to traffic violations.