Cheap flights from Spokane to Idaho from $119

In general, September is the cheapest month to fly from Spokane to Idaho. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $59. If you don’t want to visit Idaho in September, then you should wait until June to fly from Spokane, when ticket prices are also cheap, with an average price of $89.

Our data shows that Saturday is the least expensive day to fly to Idaho. Tickets to fly out on this day can be as low as $212. On the other hand, Monday is the most expensive day to depart from Spokane because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $318.

According to our data, the cheapest time of day to fly to Idaho is at noon. momondo users have found flights departing from Spokane to Idaho at noon for as low as $217. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the afternoon is when there is more demand to fly to Idaho, so prices are often more expensive at around $258 per ticket.

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

You are more likely to see cheaper flights to Idaho from Spokane when booking weeks ahead of your departure date. In general, you can expect to find flights to Idaho for around $227 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Idaho from Spokane for as low as $88 on momondo.

There are 4 cabin classes available to choose from on Spokane to Idaho flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

Alaska Airlines, Hawaiian Airlines and Delta are the top three most popular airlines that fly to Idaho from Spokane according to our data. Alaska Airlines is the first choice among our users, with 89% of people opting to fly with this airline when traveling to Idaho. Keep in mind that there are 3 different airlines that fly to Idaho on a routine basis, so you have a few additional options to choose from.

The number of flights available between Spokane and Idaho is 2 per day as of June 2026. The most frequent departure time is 9:00AM, with 37% of daily flights leaving at noon.

As of June 2026, there are 16 flights per week flying from Spokane to Idaho. The most common day of the week flights depart is Wed, with 19% of flights taking off on this day.