When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 47 days in advance, which can save you up to 15% on flights from Sioux City to Spokane compared to booking the week you need them. Waiting 47 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $147. For sooner than that we have options available in the next 3 days from $160.
September is one of the best times of the year to fly to Spokane from Sioux City. Prices for September average $154 per person but you can even find prices for as low as $72. The most expensive prices can be found in the month of June. Opting for a September flight can save you 37% on your journey compared to booking in September