Unlike in the morning, when flights are generally more expensive, you can save up to 28% on flights from Idaho Falls to Spokane by exploring options for tickets at noon.
Tuesday is generally a great day to depart. Flying on this day could help you save up to 32%.
Due to multiple factors, expect to potentially pay more when booking in September. For low rates, August can be a great choice for travel to Spokane. Flights to Spokane from Idaho Falls in August are about $430 on average during August, but can be found for as low as $236.