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$54+ 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 9/25. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — BOI
Jul 31 — Aug 71
Fri 7/31
Fri 8/7
1 adult, Economy
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Cheap 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 July 1, 2026.

This Priceline deal was found by Cheapflights users on 6/27. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1112:01 pm
LAS
-
BOI
Nonstop1h 56m
Frontier
Sun 9/133:52 pm
BOI
-
LAS
Nonstop1h 51m
Frontier
Deal found 6/27$118
This Priceline deal was found by Cheapflights users on 6/27. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1012:01 pm
LAS
-
BOI
Nonstop1h 56m
Frontier
Fri 9/113:52 pm
BOI
-
LAS
Nonstop1h 51m
Frontier
Deal found 6/27$138
This Orbitz deal was found by Cheapflights users on 6/30. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1712:01 pm
LAS
-
BOI
Nonstop1h 56m
Multiple Airlines
Tue 9/221:30 pm
BOI
-
LAS
Nonstop2h 01m
Multiple Airlines
Deal found 6/30$139
This Alaska Airlines deal was found by Cheapflights users on 6/29. 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.
Sat 8/2910:45 am
SAN
-
BOI
Nonstop2h 17m
Alaska Airlines
Tue 9/16:49 pm
BOI
-
SAN
Nonstop2h 30m
Alaska Airlines
Deal found 6/29$157
This Orbitz deal was found by Cheapflights users on 6/30. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1712:01 pm
LAS
-
BOI
Nonstop1h 56m
Frontier
Tue 9/2212:59 pm
BOI
-
LAS
1 stop11h 32m
Frontier
Deal found 6/30$159
This Alaska Airlines deal was found by Cheapflights users on 6/28. 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 9/2310:45 am
SAN
-
BOI
Nonstop2h 17m
Alaska Airlines
Mon 9/286:49 pm
BOI
-
SAN
Nonstop2h 30m
Alaska Airlines
Deal found 6/28$162
This CheapOair deal was found by Cheapflights users on 6/29. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/201:19 pm
SNA
-
BOI
Nonstop2h 04m
Allegiant Air
Sun 8/235:18 pm
BOI
-
SNA
Nonstop2h 15m
Allegiant Air
Deal found 6/29$163
This Southwest deal was found by Cheapflights users on 6/28. 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.
Sat 8/18:20 pm
SAN
-
BOI
Nonstop2h 15m
Southwest
Sat 8/84:05 pm
BOI
-
SAN
1 stop3h 45m
Southwest
Deal found 6/28$163
This Southwest deal was found by Cheapflights users on 6/27. 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.
Thu 9/175:30 pm
SAN
-
BOI
Nonstop2h 10m
Southwest
Mon 9/216:30 am
BOI
-
SAN
Nonstop2h 15m
Southwest
Deal found 6/27$167
This Southwest deal was found by Cheapflights users on 6/27. 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.
Sat 7/259:45 pm
LAS
-
BOI
Nonstop1h 45m
Southwest
Sat 8/15:10 pm
BOI
-
LAS
Nonstop1h 45m
Southwest
Deal found 6/27$169
This Cheapflightsfares deal was found by Cheapflights users on 6/27. 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.
Fri 10/231:48 pm
SNA
-
BOI
Nonstop2h 06m
Allegiant Air
Sun 10/255:58 pm
BOI
-
SNA
Nonstop2h 14m
Allegiant Air
Deal found 6/27$170
This Cheapflightsfares deal was found by Cheapflights users on 6/26. 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.
Thu 10/152:02 pm
SNA
-
BOI
Nonstop2h 06m
Allegiant Air
Mon 10/194:37 pm
BOI
-
SNA
Nonstop2h 14m
Allegiant Air
Deal found 6/26$171

Find flight deals from California to Boise

Keep the following information in mind while searching for California to Boise flight deals. Data was last updated July 1, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$118
(Priceline)

One-way from

$54
(Frontier)

Popular in

February

Cheapest in

April

Average price

$375

Good round-trip deal

$220 or less

Good one-way deal

$118 or less
Provider with most accurate pricing for Los Angeles-Boise Air Term. Gowen Fld flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-Boise Air Term. Gowen Fld flights.
Search Deals
From California to Boise Air Term. Gowen Fld
Search Deals
One-way flight from California to Boise Air Term. Gowen Fld
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($5 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from California to Boise Air Term. Gowen Fld.
Search Deals
Price to beat on a one-way flight from California to Boise Air Term. Gowen Fld.
Search Deals

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 July 1, 2026.
Use the filters below to find and compare flights from California to Boise that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San DiegoBoise

SAN - BOI

SANBOI

San Diego

Sat 8/29

4:15 pm-10:00 pm

1 stop4h 45m

Boise Air Term. Gowen Fld

Mon 8/31

6:30 am-7:45 am

Nonstop2h 15m

$172

San DiegoBoise

SAN - BOI

SANBOI

San Diego

Sat 8/29

4:05 pm-8:55 pm

1 stop3h 50m

Boise Air Term. Gowen Fld

Tue 9/1

3:40 pm-9:05 pm

2 stops6h 25m

$182

Las VegasBoise

LAS - BOI

LASBOI

Las Vegas Harry Reid Intl

Fri 8/7

7:30 am-10:15 am

Nonstop1h 45m

Boise Air Term. Gowen Fld

Wed 8/12

2:20 pm-3:10 pm

Nonstop1h 50m

$183

Las VegasBoise

LAS - BOI

LASBOI

Las Vegas Harry Reid Intl

Thu 9/17

8:50 pm-11:35 pm

Nonstop1h 45m

Boise Air Term. Gowen Fld

Tue 9/22

2:20 pm-3:10 pm

Nonstop1h 50m

$183

OntarioBoise

ONT - BOI

ONTBOI

Ontario

Sat 8/22

1:06 pm-7:00 pm

1 stop4h 54m

Boise Air Term. Gowen Fld

Tue 8/25

6:00 am-8:52 am

1 stop3h 52m

$187

San DiegoBoise

SAN - BOI

SANBOI

San Diego

Sat 8/22

6:20 am-1:00 pm

1 stop5h 40m

Boise Air Term. Gowen Fld

Mon 8/24

3:45 pm-5:00 pm

Nonstop2h 15m

$187

San DiegoBoise

SAN - BOI

SANBOI

San Diego

Thu 8/20

6:30 am-9:50 am

Nonstop2h 20m

Boise Air Term. Gowen Fld

Sun 8/23

3:30 pm-7:55 pm

1 stop5h 25m

$187

San DiegoBoise

SAN - BOI

SANBOI

San Diego

Sat 9/5

2:50 pm-8:55 pm

2 stops5h 05m

Boise Air Term. Gowen Fld

Tue 9/8

7:40 am-11:45 am

2 stops5h 05m

$187

Las VegasBoise

LAS - BOI

LASBOI

Las Vegas Harry Reid Intl

Tue 7/28

5:00 pm-12:05 am

1 stop6h 05m

Boise Air Term. Gowen Fld

Tue 8/4

6:00 am-8:53 am

1 stop3h 53m

$189
Quickest round-trip

SacramentoBoise

SMF - BOI

SMFBOI

Sacramento Intl

Fri 8/14

1:10 pm-3:35 pm

Nonstop1h 25m

Boise Air Term. Gowen Fld

Mon 8/17

7:04 am-7:34 am

Nonstop1h 30m

$197

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/28

Showing 1-10 of 60 resultsSorted by cheapest first
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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 March is currently the most expensive (average of $719). 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 July 1, 2026.

It’s typically best to fly out from California to Boise in the evening. Doing so could potentially save you 13% on the flight price compared to flying in the morning, which is usually more expensive.

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 July 1, 2026.

The most flights from USCA to BOI are scheduled on a Monday (27 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (13 on average).

How much does it cost to fly round-trip from California to Boise?

How far ahead should I book a flight from California to Boise?

The best time to book flights from California to Boise is 70 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest day to fly from California to Boise?

Use this chart to determine the cheapest time to fly round-trip from California to Boise. Price data was last updated on June 27, 2026.

Travelers seeking maximum savings on their California to Boise flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Tuesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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 61 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 Allegiant Air, Southwest, and Delta fly from California to Boise in about 2h 04m. The time it takes to get you to your destination can typically vary by up to 2h 50m. The distance between California and Boise is about 689 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?

    $68 is the cheapest one-way deal found within the past few days, from Hawaiian Airlines. You may also be able to find cheap deals on Alaska Airlines and Southwest, with prices starting from $68 and $68, 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, San Francisco - Boise Air Term. Gowen Fld and Burbank Bob Hope - Boise Air Term. Gowen Fld.

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

    Consider Hawaiian Airlines (100%), United Airlines (98%) or Air New Zealand (98%) 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 $138. On average you can expect to pay $344. The most popular route, (Los Angeles - Boise Air Term. Gowen Fld), can usually be booked for $197.

  • 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 March is currently the most expensive (average of $719). 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
Caldwell
Ontario

Browse thousands of different options on Cheapflights for your next trip

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Top 7 airlines flying from California to Boise

Discover the top 7 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 July 1, 2026.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapest$68Average$223FlexibilityNo cancel feeOn-time85%
United AirlinesCheapest$106Average$306FlexibilityNo cancel feeOn-time69%
DeltaCheapest$108Average$267FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$117Average$305FlexibilityNo cancel feeOn-time75%
Allegiant AirCheapest$128Average$245FlexibilityNo cancel feeOn-time88%
SouthwestCheapest$137Average$330FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$357Average$567FlexibilityNo cancel feeOn-time71%

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