Cheap flights from Los Angeles to Idaho from $90

In general, August is the cheapest month to fly from Los Angeles to Idaho. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $78. If you don’t want to visit Idaho in August, then you should wait until September to fly from Los Angeles, when ticket prices are also cheap, with an average price of $96.

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 $264. On the other hand, Sunday is the most expensive day to depart from Los Angeles because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $369.

According to our data, the cheapest time of day to fly to Idaho is in the afternoon. momondo users have found flights departing from Los Angeles to Idaho in the afternoon for as low as $227. 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 evening is when there is more demand to fly to Idaho, so prices are often more expensive at around $310 per ticket.

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

You are more likely to see cheaper flights to Idaho from Los Angeles when booking weeks ahead of your departure date. In general, you can expect to find flights to Idaho for around $305 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Idaho from Los Angeles for as low as $192 on momondo.

There are 4 cabin classes available to choose from on Los Angeles to Idaho 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 Los Angeles to Idaho

Alaska Airlines, Allegiant Air and Delta are the top three most popular airlines that fly to Idaho from Los Angeles according to our data. Alaska Airlines is the first choice among our users, with 36% of people opting to fly with this airline when traveling to Idaho. Keep in mind that there are 8 different airlines that fly to Idaho on a routine basis, so you have a few additional options to choose from.

As of June 2026, there are 55 flights per day flying from Los Angeles to Idaho. The most common time of day flights depart is 7:00PM, with 84% of flights taking off in the evening.

389 flights are operational weekly from Los Angeles to Idaho as of June 2026. The most popular departure day for this route is Sun, with 16% of flights per week taking off on this day.