Cheap flights from Idaho to Spokane from $122

The month of August is, on average, the cheapest month to fly to Spokane from Idaho, with most prices found around $59. If you’re not able to fly to Spokane in August, then September is your next best option. Flight prices from Idaho to Spokane during September average around $97.

The cheapest day to depart on your flight to Spokane is on a Saturday when prices can be found for as low as $217. This is often the case because there is less demand to fly during this day of the week. On the other hand, Wednesday is the most expensive day to depart from Idaho because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $333.

According to our data, the cheapest time of day to fly to Spokane is in the morning. momondo users have found flights departing from Idaho to Spokane in the morning for as low as $253. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets in the afternoon because they tend to be around $282. Of course, these prices can vary depending on the time of year and what airport you fly to.

Fly from Boise Air Term. Gowen Fld to Spokane for the best Idaho - Spokane flight prices

You are more likely to see cheaper flights to Spokane from Idaho when booking weeks ahead of your departure date. In general, you can expect to find flights to Spokane for around $269 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Spokane from Idaho for as low as $186 on momondo.

There are 3 cabin classes available to choose from on Idaho to Spokane flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Southwest, Alaska Airlines, and Delta are the most popular carriers operating from Idaho to Spokane

Alaska Airlines, Delta and Hawaiian Airlines are the top three most popular airlines that fly to Spokane from Idaho according to our data. Alaska Airlines is the first choice among our users, with 84% of people opting to fly with this airline when traveling to Spokane. Keep in mind that there are 3 different airlines that fly to Spokane on a routine basis, so you have a few additional options to choose from.

The number of flights available between Idaho and Spokane is 2 per day as of May 2026. The most frequent departure time is 7:00AM, with 35% of daily flights leaving at noon.

As of May 2026, 20 flights take off from Idaho and land in Spokane each week. The most common flight departure day for this route is Mon, with 15% of weekly flights taking off on this day.