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$48+ Cheap flights from California to Boise (BOI)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/5. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — BOI
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap flight deals from California to Boise

Keep the following information in mind while searching for California to Boise flight deals. Data was last updated September 17, 2025.

Round-trip from

$131
(SmartFares)

One-way from

$48
(Cheapflightsfares)

Popular in

December

Cheapest in

October

Average price

$284

Good round-trip deal

$157 or less

Good one-way deal

$88 or less
From California to Boise Air Term. Gowen Fld
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One-way flight from California to Boise Air Term. Gowen Fld
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Highest demand for flights based on searches. 9% potential increase in price ($29 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from California to Boise Air Term. Gowen Fld.
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Price to beat on a one-way flight from California to Boise Air Term. Gowen Fld.
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Find flight deals from California to Boise

Cheapest flights from California to Boise
Explore the most affordable flight options available from California to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This SmartFares deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/258:14 pmLAS - BOI
Nonstop2h 01mAlaska Airlines
Sun 10/261:40 pmBOI - LAS
Nonstop1h 56mAlaska Airlines
Deal found 9/15$131
This Trip.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/185:07 pmSJC - BOI
Nonstop1h 34mHawaiian Airlines
Tue 10/2110:15 amBOI - SJC
Nonstop1h 57mHawaiian Airlines
Deal found 9/15$132
This Kiwi.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/69:15 amSMF - BOI
Nonstop1h 27mHawaiian Airlines
Mon 11/107:00 amBOI - SMF
Nonstop1h 34mHawaiian Airlines
Deal found 9/15$134
This Southwest deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/148:35 pmOAK - BOI
Nonstop1h 30mSouthwest
Tue 10/215:30 pmBOI - OAK
Nonstop1h 50mSouthwest
Deal found 9/17$137
This Delta deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/510:30 amSFO - BOI
1 stop4h 36mDelta
Thu 11/137:30 amBOI - SFO
1 stop6h 33mDelta
Deal found 9/15$137
This Alaska Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/155:05 pmSJC - BOI
Nonstop1h 41mAlaska Airlines
Tue 10/2110:15 amBOI - SJC
Nonstop1h 57mAlaska Airlines
Deal found 9/16$137
This Southwest deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/139:15 pmSMF - BOI
Nonstop1h 25mSouthwest
Wed 10/157:15 amBOI - SMF
Nonstop1h 30mSouthwest
Deal found 9/17$137
This Hawaiian Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/147:50 pmSAN - BOI
Nonstop2h 32mHawaiian Airlines
Tue 10/217:10 pmBOI - SAN
Nonstop2h 39mHawaiian Airlines
Deal found 9/16$137
This Hawaiian Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/158:14 pmLAS - BOI
Nonstop2h 01mHawaiian Airlines
Wed 10/228:02 amBOI - LAS
Nonstop2h 01mHawaiian Airlines
Deal found 9/15$137
This Kiwi.com deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/188:00 amSFO - BOI
Nonstop1h 39mHawaiian Airlines
Mon 10/203:37 pmBOI - SFO
Nonstop1h 50mHawaiian Airlines
Deal found 9/16$138
This Kiwi.com deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/211:00 pmLAS - BOI
Nonstop1h 52mMultiple Airlines
Tue 12/211:14 amBOI - LAS
Nonstop2h 00mMultiple Airlines
Deal found 9/17$141
This Cheapflightsfares deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/17:17 pmSJC - BOI
Nonstop1h 42mAlaska Airlines
Tue 11/49:59 amBOI - SJC
Nonstop1h 58mAlaska Airlines
Deal found 9/16$142

Cheapflights Fare Finder

 
Customize your flight search to find flights from California to Boise that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 17, 2025.
Use the filters below to find and compare flights from California to Boise that are best for you.

Fly from

California

Fly to

Boise

Route

Depart

Return

Price

Las VegasBoise

LAS - BOI

LASBOI

Las Vegas Harry Reid Intl

Sat 10/25

8:14 pm-11:15 pm

Nonstop2h 01m

Boise Air Term. Gowen Fld

Sun 10/26

1:40 pm-2:36 pm

Nonstop1h 56m

$131

OaklandBoise

OAK - BOI

OAKBOI

Oakland

Tue 10/14

8:35 pm-11:05 pm

Nonstop1h 30m

Boise Air Term. Gowen Fld

Tue 10/21

5:30 pm-6:20 pm

Nonstop1h 50m

$137

San FranciscoBoise

SFO - BOI

SFOBOI

San Francisco

Wed 10/29

5:30 am-10:17 am

1 stop3h 47m

Boise Air Term. Gowen Fld

Wed 10/29

4:46 pm-11:33 pm

1 stop7h 47m

$137

SacramentoBoise

SMF - BOI

SMFBOI

Sacramento Intl

Tue 10/14

9:12 am-11:36 am

Nonstop1h 24m

Boise Air Term. Gowen Fld

Tue 10/21

7:00 am-7:32 am

Nonstop1h 32m

$137

OaklandBoise

OAK - BOI

OAKBOI

Oakland

Wed 10/15

1:05 pm-3:35 pm

Nonstop1h 30m

Boise Air Term. Gowen Fld

Wed 10/22

11:40 am-12:25 pm

Nonstop1h 45m

$137

San FranciscoBoise

SFO - BOI

SFOBOI

San Francisco

Tue 10/14

8:00 am-10:39 am

Nonstop1h 39m

Boise Air Term. Gowen Fld

Sat 10/18

3:37 pm-4:27 pm

Nonstop1h 50m

$137

San FranciscoBoise

SFO - BOI

SFOBOI

San Francisco

Mon 11/10

4:37 pm-12:07 am

1 stop6h 30m

Boise Air Term. Gowen Fld

Thu 11/13

3:54 pm-8:20 pm

1 stop5h 26m

$137

SacramentoBoise

SMF - BOI

SMFBOI

Sacramento Intl

Tue 12/9

9:08 am-11:39 am

Nonstop1h 31m

Boise Air Term. Gowen Fld

Sat 12/13

7:00 am-7:39 am

Nonstop1h 39m

$137

San FranciscoBoise

SFO - BOI

SFOBOI

San Francisco

Sat 10/18

8:00 am-10:39 am

Nonstop1h 39m

Boise Air Term. Gowen Fld

Tue 10/21

3:37 pm-4:27 pm

Nonstop1h 50m

$137

San FranciscoBoise

SFO - BOI

SFOBOI

San Francisco

Tue 10/14

4:45 pm-12:08 am

1 stop6h 23m

Boise Air Term. Gowen Fld

Tue 10/21

9:00 am-4:05 pm

1 stop8h 05m

$137

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 60 results
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Best time to book a flight from California to Boise

Have a flexible travel schedule? Discover the best time to fly to Boise from California 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 California to Boise

What is the cheapest month to book a flight from California to Boise?

Currently, October is the cheapest month in which you can book a flight from California to Boise (average of $314). Flying from California 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 CA to BOI?

Find hourly flight availability from California 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 September 17, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from California to Boise as you normally would.

Weekly flight availability from California to Boise

Explore weekly flight availability from California to Boise. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated September 17, 2025.

The most flights from USCA to BOI are scheduled on a Monday (31 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (26 on average).

Related info for your journey

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

  • What airport do you fly into for flights to Boise from California?

    Boise Air Term. Gowen Fld (BOI) is the airport you will fly into if you book a flight from California to Boise. It is only a 3.3 mi journey from Air Term. Gowen Fld (BOI) to Boise’s city center.

  • How popular is this California to Boise flight route?

    This flight path from California to Boise Air Term. Gowen Fld was viewed by 21 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from California to Boise?

    Airlines like Alaska Airlines, Southwest, and Delta fly from California to Boise in about 1h 30m. The time it takes to get you to your destination can typically vary by up to 2h 17m. The distance between California and Boise is about 512 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from California to Boise one-way?

    $58 is the cheapest one-way deal found within the past few days, from United Airlines. You may also be able to find cheap deals on Southwest and Alaska Airlines, with prices starting from $69 and $69, respectively.

  • What are the most popular routes from California to Boise?

    The most popular flight routes from California to Boise are Los Angeles - Boise Air Term. Gowen Fld, Santa Ana J. Wayne/Orange Cnty - Boise Air Term. Gowen Fld and Sacramento Intl - Boise Air Term. Gowen Fld.

  • What are the most reliable airlines from California to Boise?

    Consider Aeromexico (96%), Air New Zealand (95%) or Singapore Airlines (95%) when booking your flight. These represent the most reliable airlines when flying from California to Boise.

  • What are the cheapest flights from California to Boise?

    The cheapest flight price from California to Boise is $148. On average you can expect to pay $288. The most popular route, (Los Angeles - Boise Air Term. Gowen Fld), can usually be booked for $185.

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

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

  • How can I find direct flights from California to Boise?

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

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

    Yes. Cheapflights offers flight deals from California 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 California to Boise?

    Currently, October is the cheapest month in which you can book a flight from California to Boise (average of $314). Flying from California 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
Ontario
Meridian
Nampa
Caldwell
McCall

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Top 8 airlines flying from California to Boise

Discover the top 8 airlines that operate flights from California 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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$78Average$190FlexibilityNo cancel feeOn-time65%
Hawaiian AirlinesCheapest$78Average$258FlexibilityNo cancel feeOn-time85%
DeltaCheapest$79Average$248FlexibilityNo cancel feeOn-timeN/A
Allegiant AirCheapest$121Average$229FlexibilityNo cancel feeOn-time88%
United AirlinesCheapest$147Average$317FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$147Average$325FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$153Average$300FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$218Average$524FlexibilityNo cancel feeOn-time71%

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