$31+ Cheap flights from Idaho 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 3/18. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — LAX
Feb 25 — Mar 41
1 adult, Economy
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1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Idaho to California
Keep the following information in mind while searching for Idaho to California flight deals. Data was last updated February 20, 2025.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $97 (Booking.com) |
One-way from | $31 (Cheapflightsfares) |
Popular in | March |
Cheapest in | August |
Average price | $248 |
Good round-trip deal | $111 or less |
Good one-way deal | $78 or less |
Find flight deals from Idaho to California
Cheapest flights from Idaho to CaliforniaExplore the most affordable flight options available from Idaho to California. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.
Explore the most affordable flight options available from Idaho to California. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.
This Booking.com deal was found by Cheapflights users on 2/20. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/61:31 pmBOI - LAS
Nonstop1h 53mSpirit Airlines
Thu 3/139:41 amLAS - BOI
Nonstop1h 51mSpirit Airlines
Deal found 2/20![Spirit Airlines logo]()
$97
This Expedia deal was found by Cheapflights users on 2/19. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/315:27 pmBOI - LAS
1 stop6h 24mMultiple Airlines
Wed 4/29:45 amLAS - BOI
Nonstop1h 51mMultiple Airlines
Deal found 2/19![Multiple Airlines logo]()
$111
This Cheapflightsfares deal was found by Cheapflights users on 2/19. 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.
Sun 6/89:35 amGEG - LAS
Nonstop2h 19mAllegiant Air
Sun 6/156:20 amLAS - GEG
Nonstop2h 25mAllegiant Air
Deal found 2/19![Allegiant Air logo]()
$122
This FlightHub deal was found by Cheapflights users on 2/20. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/101:31 pmBOI - SNA
1 stop8h 21mSpirit Airlines
Wed 3/126:45 amSNA - BOI
1 stop4h 47mSpirit Airlines
Deal found 2/20![Spirit Airlines logo]()
$142
This Hawaiian Airlines deal was found by Cheapflights users on 2/19. 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.
Sat 4/191:49 pmBOI - SMF
Nonstop1h 35mHawaiian Airlines
Mon 4/2810:00 amSMF - BOI
Nonstop1h 24mHawaiian Airlines
Deal found 2/19![Hawaiian Airlines logo]()
$152
This Booking.com deal was found by Cheapflights users on 2/20. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/42:11 pmBOI - SNA
Nonstop2h 16mMultiple Airlines
Mon 4/76:45 amSNA - BOI
1 stop4h 51mMultiple Airlines
Deal found 2/20![Multiple Airlines logo]()
$156
This Delta deal was found by Cheapflights users on 2/19. 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 5/75:00 pmBOI - SMF
1 stop5h 49mDelta
Wed 5/146:35 pmSMF - BOI
1 stop4h 28mDelta
Deal found 2/19![Delta logo]()
$157
This Mytrip deal was found by Cheapflights users on 2/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/51:31 pmBOI - SMF
1 stop6h 04mSpirit Airlines
Mon 3/107:30 pmSMF - BOI
1 stop16h 02mSpirit Airlines
Deal found 2/19![Spirit Airlines logo]()
$158
This Cheapflightsfares deal was found by Cheapflights users on 2/20. 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 4/42:11 pmBOI - SNA
Nonstop2h 16mAllegiant Air
Mon 4/710:11 amSNA - BOI
Nonstop2h 10mAllegiant Air
Deal found 2/20![Allegiant Air logo]()
$158
This Delta deal was found by Cheapflights users on 2/19. 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 3/125:59 pmBOI - LAS
1 stop6h 44mDelta
Thu 3/136:05 amLAS - BOI
1 stop6h 20mDelta
Deal found 2/19![Delta logo]()
$159
This Southwest deal was found by Cheapflights users on 2/19. 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 4/124:55 pmBOI - SMF
Nonstop1h 30mSouthwest
Wed 4/163:10 pmSMF - BOI
1 stop7h 20mSouthwest
Deal found 2/19![Southwest logo]()
$162
This Alaska Airlines deal was found by Cheapflights users on 2/19. 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 4/21:16 pmBOI - LAS
Nonstop1h 56mAlaska Airlines
Mon 4/74:50 pmLAS - BOI
1 stop5h 06mAlaska Airlines
Deal found 2/19![Alaska Airlines logo]()
$167
Find flights from Idaho to California within your budget
Customize your flight search to find flights from Idaho 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 February 20, 2025.
Fly from
Idaho
Fly to
California
Route
Depart
Return
Price
BoiseLas Vegas
BOI - LAS
BOILAS
Boise Air Term. Gowen Fld
Thu 3/6
1:31 pm-2:24 pm
Nonstop1h 53m
Las Vegas Harry Reid Intl
Thu 3/13
9:41 am-12:32 pm
Nonstop1h 51m
$97
BoiseLas Vegas
BOI - LAS
BOILAS
Boise Air Term. Gowen Fld
Mon 3/31
5:27 pm-10:51 pm
1 stop6h 24m
Las Vegas Harry Reid Intl
Wed 4/2
9:45 am-12:36 pm
Nonstop1h 51m
$111
SpokaneLas Vegas
GEG - LAS
GEGLAS
Spokane
Sun 6/8
9:35 am-11:54 am
Nonstop2h 19m
Las Vegas Harry Reid Intl
Sun 6/15
6:20 am-8:45 am
Nonstop2h 25m
$122
BoiseSanta Ana
BOI - SNA
BOISNA
Boise Air Term. Gowen Fld
Mon 3/10
1:31 pm-8:52 pm
1 stop8h 21m
Santa Ana J. Wayne/Orange Cnty
Wed 3/12
6:45 am-12:32 pm
1 stop4h 47m
$142
BoiseSacramento
BOI - SMF
BOISMF
Boise Air Term. Gowen Fld
Sat 4/19
1:49 pm-2:24 pm
Nonstop1h 35m
Sacramento Intl
Mon 4/28
10:00 am-12:24 pm
Nonstop1h 24m
$152
BoiseSanta Ana
BOI - SNA
BOISNA
Boise Air Term. Gowen Fld
Fri 4/4
2:11 pm-3:27 pm
Nonstop2h 16m
Santa Ana J. Wayne/Orange Cnty
Mon 4/7
6:45 am-12:36 pm
1 stop4h 51m
$156
BoiseSacramento
BOI - SMF
BOISMF
Boise Air Term. Gowen Fld
Wed 5/7
5:00 pm-9:49 pm
1 stop5h 49m
Sacramento Intl
Wed 5/14
6:35 pm-12:03 am
1 stop4h 28m
$157
BoiseSanta Ana
BOI - SNA
BOISNA
Boise Air Term. Gowen Fld
Fri 4/4
2:11 pm-3:27 pm
Nonstop2h 16m
Santa Ana J. Wayne/Orange Cnty
Mon 4/7
10:11 am-1:21 pm
Nonstop2h 10m
$158
BoiseSacramento
BOI - SMF
BOISMF
Boise Air Term. Gowen Fld
Wed 3/5
1:31 pm-6:35 pm
1 stop6h 04m
Sacramento Intl
Mon 3/10
7:30 pm-12:32 pm
1 stop16h 02m
$158
BoiseLas Vegas
BOI - LAS
BOILAS
Boise Air Term. Gowen Fld
Wed 3/12
5:59 pm-11:43 pm
1 stop6h 44m
Las Vegas Harry Reid Intl
Thu 3/13
6:05 am-1:25 pm
1 stop6h 20m
$159
Showing 1-10 of 60 results
Best time to book a flight from Idaho to California
Have a flexible travel schedule? Discover the best time to fly to California from Idaho 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.
Travel insights for flights from Idaho to California
Get recent, data-driven insights about flights from Idaho to California including ideal travel times, pricing trends, and more.
What is the cheapest month to book a flight from Idaho to California?
Currently, January is the cheapest month in which you can book a flight from Idaho to California (average of $246). Flying from Idaho to California in March is currently the most expensive (average of $344). 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 ID to CA?
Find hourly flight availability from Idaho 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 February 20, 2025.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Idaho to California as you normally would.
Weekly flight availability from Idaho to California
Explore weekly flight availability from Idaho 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 February 20, 2025.
The most flights from USID to USCA are scheduled on a Tuesday (28 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (24 on average).
Rainfall in California by month
Plan your trip to California by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in California ranges from 0.0 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. July is typically the driest time to visit California when rainfall is around 0.0 in.
Temperature in California by month
Plan your trip to California by taking into account the average temperature totals by month.
If weather is an important factor for your trip to California, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 57.2 F).
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 February 20, 2025.
Peruse reviews from past customers who have flown with Southwest, Alaska Airlines and Delta from Idaho to California to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.6
Boarding
8.2
Overall
8.1
Comfort
8.1
Food
7.1
Crew
8.7
Reviews
1 / 20
2.0
MediocreAnonymous,Feb 2025
MCO - STL
Entertainment
7.6
Boarding
8.2
Overall
8.1
Comfort
8.1
Food
7.1
Crew
8.7
Reviews
1 / 20
2.0
MediocreAnonymous,Feb 2025
MCO - STL
Entertainment
7.6
Boarding
8.2
Overall
8.1
Comfort
8.1
Food
7.1
Crew
8.7
Reviews
1 / 20
2.0
MediocreAnonymous,Feb 2025
MCO - STL
Entertainment
7.6
Boarding
8.2
Overall
8.1
Comfort
8.1
Food
7.1
Crew
8.7
Reviews
1 / 20
2.0
MediocreAnonymous,Feb 2025
MCO - STL
Entertainment
7.6
Boarding
8.2
Overall
8.1
Comfort
8.1
Food
7.1
Crew
8.7
Reviews
1 / 20
2.0
MediocreAnonymous,Feb 2025
MCO - STL
Avelo Airlines
Entertainment
7.6
Boarding
8.2
Overall
8.1
Comfort
8.1
Food
7.1
Crew
8.7
Reviews
1 / 20
2.0
MediocreAnonymous,Feb 2025
MCO - STL
Related info for your journey
Find useful and relevant information for your journey from Idaho to California. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Idaho to California
See prices for flight routes from nearby airports that may be better suited for you.
Top 8 airlines flying from Idaho to California
Discover the top 8 airlines that operate flights from Idaho 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 February 20, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$67 | Average$147 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$69 | Average$157 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$115 | Average$189 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$127 | Average$426 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$137 | Average$323 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$156 | Average$393 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$158 | Average$337 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$241 | Average$371 | FlexibilityNo cancel fee | On-time71% |