California

$63+ Cheap flights from Boise (BOI) to California

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 5/9. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — LAX
Apr 10 — Apr 171
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Cheap flight deals from Boise to California

Cheapest flights from Boise to California
Explore the most affordable flight options available from Boise to California. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 11, 2026.

This Delta deal was found by Cheapflights users on 3/11. 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.
Sat 5/26:00 am
BOI
-
SMF
1 stop4h 03m
Delta
Tue 5/55:14 pm
SMF
-
BOI
1 stop3h 42m
Delta
Deal found 3/11$125
This Alaska Airlines deal was found by Cheapflights users on 3/9. 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 4/87:00 am
BOI
-
SMF
Nonstop1h 34m
Alaska Airlines
Sat 4/111:04 pm
SMF
-
BOI
Nonstop1h 27m
Alaska Airlines
Deal found 3/9$137
This Alaska Airlines deal was found by Cheapflights users on 3/9. 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 4/184:40 pm
BOI
-
ONT
Nonstop2h 05m
Alaska Airlines
Tue 4/216:25 pm
ONT
-
BOI
Nonstop2h 01m
Alaska Airlines
Deal found 3/9$137
This CheapOair deal was found by Cheapflights users on 3/10. 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.
Sat 5/27:00 am
BOI
-
SMF
Nonstop1h 30m
Alaska Airlines
Tue 5/51:48 pm
SMF
-
BOI
Nonstop1h 27m
Alaska Airlines
Deal found 3/10$147
This Alaska Airlines deal was found by Cheapflights users on 3/7. 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 4/184:40 pm
BOI
-
ONT
Nonstop2h 05m
Alaska Airlines
Wed 4/292:59 pm
ONT
-
BOI
Nonstop2h 00m
Alaska Airlines
Deal found 3/7$147
This Trip.com deal was found by Cheapflights users on 3/6. 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.
Mon 4/209:02 am
BOI
-
SJC
Nonstop2h 00m
Alaska Airlines
Mon 4/277:41 pm
SJC
-
BOI
Nonstop1h 43m
Alaska Airlines
Deal found 3/6$150
This Southwest deal was found by Cheapflights users on 3/10. 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 5/57:05 am
BOI
-
SMF
Nonstop1h 25m
Southwest
Sat 5/912:40 pm
SMF
-
BOI
2 stops8h 25m
Southwest
Deal found 3/10$152
This Southwest deal was found by Cheapflights users on 3/10. 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 4/118:50 am
BOI
-
OAK
Nonstop1h 45m
Southwest
Tue 4/141:55 pm
OAK
-
BOI
Nonstop1h 30m
Southwest
Deal found 3/10$152
This Southwest deal was found by Cheapflights users on 3/10. 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.
Fri 4/247:55 pm
BOI
-
LAS
1 stop4h 10m
Southwest
Sat 4/257:30 am
LAS
-
BOI
2 stops7h 45m
Southwest
Deal found 3/10$156
This Alaska Airlines deal was found by Cheapflights users on 3/9. 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.
Tue 3/317:40 am
BOI
-
SFO
Nonstop2h 00m
Alaska Airlines
Sat 4/46:56 pm
SFO
-
BOI
Nonstop1h 44m
Alaska Airlines
Deal found 3/9$157
This Alaska Airlines deal was found by Cheapflights users on 3/10. 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 4/187:00 am
BOI
-
SMF
Nonstop1h 34m
Alaska Airlines
Tue 4/213:41 pm
SMF
-
BOI
1 stop7h 06m
Alaska Airlines
Deal found 3/10$157
This Alaska Airlines deal was found by Cheapflights users on 3/10. 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.
Tue 3/319:02 am
BOI
-
SJC
Nonstop2h 00m
Alaska Airlines
Fri 4/107:22 pm
SJC
-
BOI
Nonstop1h 45m
Alaska Airlines
Deal found 3/10$157

Find flight deals from Boise to California

Keep the following information in mind while searching for Boise to California flight deals. Data was last updated March 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$125
(Delta)

One-way from

$63
(Delta)

Popular in

March

Cheapest in

April

Average price

$354

Good round-trip deal

$187 or less

Good one-way deal

$103 or less
Provider with most accurate pricing for Boise Air Term. Gowen Fld-Los Angeles Los Angeles flight deals.
Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Los Angeles Los Angeles flights.
From Boise Air Term. Gowen Fld to California
One-way flight from Boise Air Term. Gowen Fld to California
Highest demand for flights based on searches. 4% potential increase in price ($13 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($9 potential savings vs. average RT price).
Average for round-trip flights in March 2026
Price to beat on a round-trip flight from Boise Air Term. Gowen Fld to California.
Price to beat on a one-way flight from Boise Air Term. Gowen Fld to California.

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boise to California 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 March 11, 2026.
Use the filters below to find and compare flights from Boise to California that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BoiseOakland

BOI - OAK

BOIOAK

Boise Air Term. Gowen Fld

Sat 4/11

8:50 am-9:35 am

Nonstop1h 45m

Oakland

Tue 4/14

1:55 pm-4:25 pm

Nonstop1h 30m

$152

BoiseSan Jose

BOI - SJC

BOISJC

Boise Air Term. Gowen Fld

Tue 4/7

9:02 am-10:02 am

Nonstop2h 00m

San Jose

Sat 4/11

7:22 pm-10:07 pm

Nonstop1h 45m

$157

BoiseSan Jose

BOI - SJC

BOISJC

Boise Air Term. Gowen Fld

Thu 5/7

1:20 pm-2:05 pm

Nonstop1h 45m

San Jose

Sun 5/10

12:50 pm-3:30 pm

Nonstop1h 40m

$157

BoiseOakland

BOI - OAK

BOIOAK

Boise Air Term. Gowen Fld

Sat 4/18

8:50 am-9:35 am

Nonstop1h 45m

Oakland

Sun 4/19

9:15 am-11:45 am

Nonstop1h 30m

$157

BoiseSan Jose

BOI - SJC

BOISJC

Boise Air Term. Gowen Fld

Wed 4/15

1:05 pm-6:55 pm

1 stop6h 50m

San Jose

Wed 4/22

6:15 am-12:30 pm

1 stop5h 15m

$158

BoiseOntario

BOI - ONT

BOIONT

Boise Air Term. Gowen Fld

Sat 4/18

3:25 pm-8:45 pm

2 stops6h 20m

Ontario

Tue 4/21

5:20 pm-11:20 pm

1 stop5h 00m

$162

BoiseSan Jose

BOI - SJC

BOISJC

Boise Air Term. Gowen Fld

Thu 4/30

5:40 am-10:55 am

1 stop6h 15m

San Jose

Wed 5/6

3:40 pm-12:17 am

1 stop7h 37m

$165

BoiseSacramento

BOI - SMF

BOISMF

Boise Air Term. Gowen Fld

Sat 5/2

5:40 am-10:32 am

1 stop5h 52m

Sacramento Intl

Tue 5/5

7:00 am-1:12 pm

1 stop5h 12m

$165

BoiseSacramento

BOI - SMF

BOISMF

Boise Air Term. Gowen Fld

Fri 5/8

5:45 am-11:53 am

1 stop7h 08m

Sacramento Intl

Tue 5/12

12:46 pm-8:34 pm

1 stop6h 48m

$165

BoiseSacramento

BOI - SMF

BOISMF

Boise Air Term. Gowen Fld

Sat 4/18

5:40 am-12:09 pm

1 stop7h 29m

Sacramento Intl

Tue 4/21

11:12 am-8:00 pm

1 stop7h 48m

$165

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/7

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Boise to California

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

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

Currently, August is the cheapest month in which you can book a flight from Boise to California (average of $77). Flying from Boise to California in December is currently the most expensive (average of $147). 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 BOI to CA?

Find hourly flight availability from Boise to California. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 11, 2026.

It’s optimal to fly from Boise to California at noon. By choosing this option you can save up to 24% on the cost of your flight, compared to a flight in the evening.

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

Use this chart to determine the cheapest time to fly round-trip from Boise to California. Price data was last updated on February 21, 2026.

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

Weekly flight availability from Boise to California

Explore weekly flight availability from Boise to California. 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 March 11, 2026.

The most flights from BOI to USCA are scheduled on a Tuesday (22 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (15 on average).

Reviews of airlines servicing California

Get insights into the airlines that provide service to California. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to California. Reviews last updated March 11, 2026.
Get a feel of what it's like to fly with Alaska Airlines,Southwest, andDelta from Boise to California by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.5

Comfort

7.8

Overall

8.0

Food

7.1

Boarding

8.1

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.

Crew

8.5

Comfort

7.8

Overall

8.0

Food

7.1

Boarding

8.1

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.

Crew

8.5

Comfort

7.8

Overall

8.0

Food

7.1

Boarding

8.1

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.

Crew

8.5

Comfort

7.8

Overall

8.0

Food

7.1

Boarding

8.1

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.

Crew

8.5

Comfort

7.8

Overall

8.0

Food

7.1

Boarding

8.1

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.

Crew

8.5

Comfort

7.8

Overall

8.0

Food

7.1

Boarding

8.1

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.

Related info for your journey

Find useful and relevant information for your journey from Boise to California. 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 from for flights from Boise to California?

    For a flight from Boise to California, you will be flying from Air Term. Gowen Fld. Boise Air Term. Gowen Fld (BOI) is just 3.3 mi from the center of the city.

  • How popular is this Boise to California flight route?

  • How long is the flight from Boise to California?

    For as low as $152, Southwest can have you in California from Boise in 1h 45m. Airlines will cover a distance of 512 mi. This flight may include one or multiple stops.

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

    One-way options have recently been found by users for as low as $47 on Spirit Airlines. Other airlines that offer cheap prices include Southwest from $60 and Allegiant Air from $68 one-way.

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

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

    The top 3 most reliable airlines when flying from Boise to California are China Airlines (97%), Delta (97%) and Aeromexico (97%).

  • What are the cheapest flights from Boise to California?

    Looking for the cheapest flight from Boise to California? While on average our users pay $578, our data indicates the cheapest price to be $96. The most popular route (Boise Air Term. Gowen Fld - Las Vegas Harry Reid Intl), is priced around $137.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Boise to California (average of $77). Flying from Boise to California in December is currently the most expensive (average of $147). 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

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Alternative routes for Boise to California

See prices for flight routes from nearby airports that may be better suited for you.

Top 8 airlines flying from Boise to California

Discover the top 8 airlines that operate flights from Boise to California. 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 March 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$57Average$161FlexibilityNo cancel feeOn-time65%
DeltaCheapest$68Average$248FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$68Average$244FlexibilityNo cancel feeOn-time85%
Allegiant AirCheapest$86Average$222FlexibilityNo cancel feeOn-time88%
United AirlinesCheapest$108Average$295FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$121Average$283FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$147Average$308FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$172Average$677FlexibilityNo cancel feeOn-time71%

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