and other data-driven tips to plan your stay in Great Falls with confidence. Which month has the cheapest hotel rates in Great Falls? Hotels are cheapest in Great Falls in November， July is the most expensive month， with average rates at $197/night. How early should you book a accommodation in Great Falls? Book at least 76 days before your stay begins to get the best price for your Great Falls accommodation. ， with an average nightly price of $132/night. The highest prices are found on Saturday。

ideal booking windows， with average rates of $102/night. In comparison， KAYAK’s insights for hotels in Great Falls Discover seasonal trends，。

with prices at $196/night. What is the cheapest day of the week to book a hotel in Great Falls? Sunday offers the lowest rates in Great Falls。