Cheap flights from Oregon to Boise from $99

The month of August is, on average, the cheapest month to fly to Boise from Oregon, with most prices found around $58. If you aren’t able to travel during the month of August, then book flights to Boise from Oregon during November instead. Flights to Boise in November, while not as cheap as those in August, still average around $78.

Our data shows that Thursday is the least expensive day to fly to Boise. Tickets to fly out on this day can be as low as $258. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $327. These prices are subject to change though, so be sure to set up a Price Alert for flights to Boise.

Our data shows that the cheapest Oregon to Boise flights are usually those with departure times in the evening. Our users have found flights to Boise in the evening for as low as $259. In the afternoon is when there is more demand to fly to Boise, so prices are often more expensive at around $299 per ticket.

Fly from Portland to Boise Air Term. Gowen Fld for the best Oregon - Boise Air Term. Gowen Fld flight prices

You are more likely to see cheaper flights to Boise from Oregon when booking weeks ahead of your departure date. In general, you can expect to find flights to Boise for around $268 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Boise from Oregon for as low as $176 on momondo.

United Airlines, Southwest, and Delta are the most popular carriers operating from Oregon to Boise Air Term. Gowen Fld

Alaska Airlines, Delta and Hawaiian Airlines are the top three most popular airlines that fly to Boise from Oregon according to our data. Alaska Airlines is the first choice among our users, with 74% of people opting to fly with this airline when traveling to Boise. Keep in mind that there are 4 different airlines that fly to Boise on a routine basis, so you have a few additional options to choose from.

As of May 2026, there are 1 flights per day flying from Oregon to Boise. The most common time of day flights depart is 9:00PM, with 44% of flights taking off at noon.

As of May 2026, there are 7 flights per week flying from Oregon to Boise. The most common day of the week flights depart is Tue, with 71% of flights taking off on this day.