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$68+ Cheap flights from Idaho Falls (IDA) to California

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — LAX
Aug 4 — Aug 111
Mon 8/4
Mon 8/11
1 adult, Economy
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Cheap flight deals from Idaho Falls to California

Keep the following information in mind while searching for Idaho Falls to California flight deals. Data was last updated July 30, 2025.

Round-trip from

$68
(Mytrip)

Popular in

July

Cheapest in

May

Average price

$536

Good round-trip deal

$90 or less

Good one-way deal

$143 or less
From Idaho Falls Fanning Field to California
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Highest demand for flights based on searches. 13% potential increase in price ($58 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Idaho Falls Fanning Field to California.
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Price to beat on a one-way flight from Idaho Falls Fanning Field to California.
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Find flight deals from Idaho Falls to California

Cheapest flights from Idaho Falls to California
Explore the most affordable flight options available from Idaho Falls to California. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

This Booking.com deal was found by Cheapflights users on 7/30. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/159:39 pmIDA - LAS
Nonstop1h 44mAllegiant Air
Fri 9/191:16 pmLAS - IDA
Nonstop1h 49mAllegiant Air
Deal found 7/30$68
This Mytrip deal was found by Cheapflights users on 7/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/187:31 pmIDA - LAS
1 stop13h 03mMultiple Airlines
Fri 8/221:14 pmLAS - IDA
Nonstop1h 46mMultiple Airlines
Deal found 7/28$139
This Cheapflightsfares deal was found by Cheapflights users on 7/28. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/175:04 pmIDA - SNA
Nonstop2h 10mAllegiant Air
Mon 10/203:39 pmSNA - IDA
Nonstop2h 11mAllegiant Air
Deal found 7/28$144
This Mytrip deal was found by Cheapflights users on 7/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/292:57 pmIDA - OAK
Nonstop2h 02mMultiple Airlines
Fri 9/56:30 amOAK - IDA
1 stop8h 35mMultiple Airlines
Deal found 7/30$151
This Mytrip deal was found by Cheapflights users on 7/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1910:55 pmIDA - SAN
1 stop9h 34mMultiple Airlines
Mon 9/226:15 amSAN - IDA
1 stop7h 34mMultiple Airlines
Deal found 7/30$168
This Mytrip deal was found by Cheapflights users on 7/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/186:20 pmIDA - LAX
1 stop6h 38mMultiple Airlines
Fri 8/226:45 amLAX - IDA
1 stop8h 15mMultiple Airlines
Deal found 7/29$181
This Cheapflightsfares deal was found by Cheapflights users on 7/29. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/17:23 pmIDA - OAK
Nonstop2h 02mAllegiant Air
Mon 8/43:46 pmOAK - IDA
Nonstop1h 47mAllegiant Air
Deal found 7/29$202
This Trip.com deal was found by Cheapflights users on 7/30. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2210:50 pmIDA - SMF
1 stop23h 44mMultiple Airlines
Sun 8/248:25 pmSMF - IDA
1 stop13h 26mMultiple Airlines
Deal found 7/30$203
This Kiwi.com deal was found by Cheapflights users on 7/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/186:13 amIDA - LAX
1 stop7h 53mHawaiian Airlines
Wed 9/247:00 amLAX - IDA
1 stop7h 20mHawaiian Airlines
Deal found 7/28$233
This Alaska Airlines deal was found by Cheapflights users on 7/30. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/156:00 amIDA - LAS
1 stop6h 28mAlaska Airlines
Wed 10/152:00 pmLAS - IDA
1 stop7h 38mAlaska Airlines
Deal found 7/30$235
This Hawaiian Airlines deal was found by Cheapflights users on 7/30. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/256:13 amIDA - SMF
1 stop6h 45mHawaiian Airlines
Tue 9/308:38 amSMF - IDA
1 stop5h 42mHawaiian Airlines
Deal found 7/30$240
This Hawaiian Airlines deal was found by Cheapflights users on 7/29. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/86:00 amIDA - SAN
1 stop8h 57mHawaiian Airlines
Tue 10/148:00 amSAN - IDA
1 stop6h 38mHawaiian Airlines
Deal found 7/29$240

Cheapflights Fare Finder

 
Customize your flight search to find flights from Idaho Falls 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 July 30, 2025.
Use the filters below to find and compare flights from Idaho Falls to California that are best for you.

Fly from

Idaho Falls

Fly to

California

Route

Depart

Return

Price

Idaho FallsLas Vegas

IDA - LAS

IDALAS

Idaho Falls Fanning Field

Mon 9/15

9:39 pm-10:23 pm

Nonstop1h 44m

Las Vegas Harry Reid Intl

Fri 9/19

1:16 pm-4:05 pm

Nonstop1h 49m

$68

Idaho FallsLas Vegas

IDA - LAS

IDALAS

Idaho Falls Fanning Field

Mon 8/18

7:31 pm-7:34 am

1 stop13h 03m

Las Vegas Harry Reid Intl

Fri 8/22

1:14 pm-4:00 pm

Nonstop1h 46m

$139

Idaho FallsSanta Ana

IDA - SNA

IDASNA

Idaho Falls Fanning Field

Fri 10/17

5:04 pm-6:14 pm

Nonstop2h 10m

Santa Ana J. Wayne/Orange Cnty

Mon 10/20

3:39 pm-6:50 pm

Nonstop2h 11m

$144

Idaho FallsOakland

IDA - OAK

IDAOAK

Idaho Falls Fanning Field

Fri 8/29

2:57 pm-3:59 pm

Nonstop2h 02m

Oakland

Fri 9/5

6:30 am-4:05 pm

1 stop8h 35m

$151

Idaho FallsSan Diego

IDA - SAN

IDASAN

Idaho Falls Fanning Field

Fri 9/19

10:55 pm-7:29 am

1 stop9h 34m

San Diego

Mon 9/22

6:15 am-2:49 pm

1 stop7h 34m

$168

Idaho FallsLos Angeles

IDA - LAX

IDALAX

Idaho Falls Fanning Field

Mon 8/18

6:20 pm-11:58 pm

1 stop6h 38m

Los Angeles

Fri 8/22

6:45 am-4:00 pm

1 stop8h 15m

$181

Idaho FallsSacramento

IDA - SMF

IDASMF

Idaho Falls Fanning Field

Fri 8/22

10:50 pm-9:34 pm

1 stop23h 44m

Sacramento Intl

Sun 8/24

8:25 pm-10:51 am

1 stop13h 26m

$203

Idaho FallsLos Angeles

IDA - LAX

IDALAX

Idaho Falls Fanning Field

Thu 9/18

6:13 am-1:06 pm

1 stop7h 53m

Los Angeles

Wed 9/24

7:00 am-3:20 pm

1 stop7h 20m

$233

Idaho FallsLas Vegas

IDA - LAS

IDALAS

Idaho Falls Fanning Field

Wed 10/15

6:00 am-11:28 am

1 stop6h 28m

Las Vegas Harry Reid Intl

Wed 10/15

2:00 pm-10:38 pm

1 stop7h 38m

$235

Idaho FallsSacramento

IDA - SMF

IDASMF

Idaho Falls Fanning Field

Thu 9/25

6:13 am-11:58 am

1 stop6h 45m

Sacramento Intl

Tue 9/30

8:38 am-3:20 pm

1 stop5h 42m

$240

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

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

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

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

Currently, January is the cheapest month in which you can book a flight from Idaho Falls to California (average of $246). Flying from Idaho Falls to California in March is currently the most expensive (average of $326). 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 IDA to CA?

Find hourly flight availability from Idaho Falls 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 July 30, 2025.

When flying from Idaho Falls to California, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 July 30, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Delta, and Hawaiian Airlines from Idaho Falls 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.
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,980 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Hawaiian Airlines
7.8
Good
2,611 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,896 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Related info for your journey

Find useful and relevant information for your journey from Idaho Falls 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 Idaho Falls to California?

    For a flight from Idaho Falls to California, you will be flying from Fanning Field. Idaho Falls Fanning Field (IDA) is just 3.8 mi from the center of the city.

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

    The cheapest airline one-way is Allegiant Air, with whom users have recently found tickets for as low as $81. However, be on the lookout for offers from Alaska Airlines and Hawaiian Airlines, as they are both options that can get you from Idaho Falls to California for a low price.

  • What are the most popular routes from Idaho Falls to California?

    The most popular flight routes from Idaho Falls to California are Idaho Falls Fanning Field - Los Angeles, Idaho Falls Fanning Field - Santa Ana J. Wayne/Orange Cnty and Idaho Falls Fanning Field - Ontario.

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

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

  • How can I find direct flights from Idaho Falls to California?

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

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

    Yes. Cheapflights offers flight deals from Idaho Falls 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 Idaho Falls to California?

    Currently, January is the cheapest month in which you can book a flight from Idaho Falls to California (average of $246). Flying from Idaho Falls to California in March is currently the most expensive (average of $326). 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 Idaho Falls to California

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Idaho Falls to California

Discover the top 5 airlines that operate flights from Idaho Falls 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 July 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$90Average$138FlexibilityNo cancel feeOn-time88%
DeltaCheapest$159Average$456FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$192Average$436FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$240Average$353FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$274Average$374FlexibilityNo cancel feeOn-time71%

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