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Cheap flights from San José (SJO) to Boise (BOI)

SJO — BOI
Aug 4 — Aug 111
Mon 8/4
Mon 8/11
1 adult, Economy
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Cheap flight deals from San José to Boise

Discover tips and strategies to find the most affordable flight options for your journey from San José (SJO) to Boise (BOI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 30, 2025.

Popular in

November

Cheapest in

June

Average price

$668
Highest demand for flights based on searches. 12% potential increase in price ($77 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Best time to book a flight from San José to Boise

Have a flexible travel schedule? Discover the best time to fly to Boise from San José with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from San José to Boise

What is the cheapest month to book a flight from San José, San José Province to Boise?

Currently, October is the cheapest month in which you can book a flight from San José, San José Province to Boise (average of $314). Flying from San José, San José Province to Boise in June is currently the most expensive (average of $398). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SJO to BOI?

Find hourly flight availability from San José to Boise. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 30, 2025.

One of the essential ways to save on airfare from San José, San José Province to Boise is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight at noon could potentially save you up to 36% on airfare.

Related info for your journey

Find useful and relevant information for your journey from San José to Boise. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find deals for flights from San José to Boise that include hotel bookings?

    Yes. In addition to deals on San José to Boise flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San José to Boise?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San José to Boise.

  • Can I find deals for business class flights from San José to Boise?

    Yes. Cheapflights offers flight deals from San José to Boise by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San José, San José Province to Boise?

    Currently, October is the cheapest month in which you can book a flight from San José, San José Province to Boise (average of $314). Flying from San José, San José Province to Boise in June is currently the most expensive (average of $398). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Boise?

Book flights to Boise if you plan to visit one of these locations
Meridian
Nampa
Ontario
McCall
Caldwell

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Alternative routes for San José to Boise

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from San José to Boise

Discover the top 2 airlines that operate flights from San José to Boise. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$262Average$481FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$311Average$497FlexibilityNo cancel feeOn-time69%

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