Cheap flights from San Francisco to Boise from $77

The month of November is, on average, the cheapest month to fly to Boise from San Francisco, with most prices found around $217. If you aren’t able to travel during the month of November, then book flights to Boise from San Francisco during January instead. Flights to Boise in January, while not as cheap as those in November, still average around $226.

Our data shows that Saturday is the least expensive day to fly to Boise. Tickets to fly out on this day can be as low as $231. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around $390. 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 San Francisco to Boise flights are usually those with departure times in the morning. Our users have found flights to Boise in the morning for as low as $300. In the afternoon is when there is more demand to fly to Boise, so prices are often more expensive at around $331 per ticket.

Fly from San Francisco to Boise Air Term. Gowen Fld for the best San Francisco - Boise Air Term. Gowen Fld flight prices

You are more likely to see cheaper flights to Boise from San Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to Boise for around $300 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Boise from San Francisco for as low as $222 on momondo.

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

United Airlines, Alaska Airlines, and Southwest are the most popular carriers operating from San Francisco to Boise Air Term. Gowen Fld

United Airlines, Alaska Airlines and Southwest are the top three most popular airlines that fly to Boise from San Francisco according to our data. United Airlines is the first choice among our users, with 50% of people opting to fly with this airline when traveling to Boise. Keep in mind that there are 5 different airlines that fly to Boise on a routine basis, so you have a few additional options to choose from.

As of July 2026, there are 15 flights per day flying from San Francisco to Boise. The most common time of day flights depart is 1:00PM, with 61% of flights taking off in the evening.

108 flights are operational weekly from San Francisco to Boise as of July 2026. The most popular departure day for this route is Tue, with 17% of flights per week taking off on this day.