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Idaho Falls

$58+ Cheap flights from California to Idaho Falls (IDA)

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 6/9. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — IDA
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheap flight deals from California to Idaho Falls

Keep the following information in mind while searching for California to Idaho Falls flight deals. Data was last updated May 1, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$113
(Kiwi.com)

One-way from

$58
(Trip.com)

Popular in

December

Cheapest in

April

Average price

$363

Good round-trip deal

$124 or less

Good one-way deal

$93 or less
Provider with most accurate pricing for Los Angeles-Idaho Falls Fanning Field flight deals.
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Provider most trusted by Cheapflights users for Los Angeles-Idaho Falls Fanning Field flights.
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From California to Idaho Falls Fanning Field
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One-way flight from California to Idaho Falls Fanning Field
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Highest demand for flights based on searches. 15% potential increase in price ($83 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($27 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Price to beat on a round-trip flight from California to Idaho Falls Fanning Field.
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Price to beat on a one-way flight from California to Idaho Falls Fanning Field.
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Find flight deals from California to Idaho Falls

Cheapest flights from California to Idaho Falls
Explore the most affordable flight options available from California to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

This Kiwi.com deal was found by Cheapflights users on 4/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/273:50 pmOAK - IDA
Nonstop1h 52mAllegiant Air
Fri 7/47:23 pmIDA - OAK
Nonstop2h 02mAllegiant Air
Deal found 4/29$113
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/188:56 amLAS - IDA
Nonstop1h 48mAllegiant Air
Mon 8/116:12 pmIDA - LAS
Nonstop1h 42mAllegiant Air
Deal found 4/30$118
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/252:20 pmSNA - IDA
Nonstop2h 07mAllegiant Air
Mon 7/2812:29 pmIDA - SNA
Nonstop2h 06mAllegiant Air
Deal found 4/30$165
This Hawaiian Airlines deal was found by Cheapflights users on 4/29. 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 5/282:55 pmSMF - IDA
1 stop6h 39mHawaiian Airlines
Wed 6/46:00 amIDA - SMF
1 stop7h 02mHawaiian Airlines
Deal found 4/29$238
This Hawaiian Airlines deal was found by Cheapflights users on 4/30. 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.
Wed 5/214:47 pmSFO - IDA
1 stop4h 47mHawaiian Airlines
Wed 5/286:00 amIDA - SFO
1 stop5h 22mHawaiian Airlines
Deal found 4/30$238
This Delta deal was found by Cheapflights users on 4/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/275:15 pmSMF - IDA
1 stop4h 36mDelta
Tue 6/36:00 amIDA - SMF
1 stop3h 47mDelta
Deal found 4/29$239
This Delta deal was found by Cheapflights users on 4/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/285:10 pmLAS - IDA
1 stop4h 41mDelta
Wed 6/46:00 amIDA - LAS
1 stop3h 10mDelta
Deal found 4/30$239
This Alaska Airlines deal was found by Cheapflights users on 4/30. 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 5/214:47 pmSFO - IDA
1 stop4h 47mAlaska Airlines
Sat 5/314:20 pmIDA - SFO
1 stop5h 40mAlaska Airlines
Deal found 4/30$241
This Delta deal was found by Cheapflights users on 4/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/245:05 pmSFO - IDA
1 stop4h 50mDelta
Wed 5/286:00 amIDA - SFO
1 stop3h 56mDelta
Deal found 4/30$242
This Hawaiian Airlines deal was found by Cheapflights users on 4/30. 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 5/291:39 pmSAN - IDA
1 stop7h 55mHawaiian Airlines
Mon 6/24:20 pmIDA - SAN
1 stop7h 24mHawaiian Airlines
Deal found 4/30$244
This Hawaiian Airlines deal was found by Cheapflights users on 4/28. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/212:31 pmOAK - IDA
1 stop7h 03mHawaiian Airlines
Wed 5/284:20 pmIDA - OAK
1 stop6h 51mHawaiian Airlines
Deal found 4/28$244
This Alaska Airlines deal was found by Cheapflights users on 4/30. 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.
Sat 5/243:50 pmSJC - IDA
1 stop5h 44mAlaska Airlines
Wed 5/284:20 pmIDA - SJC
1 stop7h 18mAlaska Airlines
Deal found 4/30$244

Cheapflights Fare Finder

Customize your flight search to find flights from California to Idaho Falls 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 May 1, 2025.
Use the filters below to find and compare flights from California to Idaho Falls that are best for you.

Fly from

California

Fly to

Idaho Falls

Route

Depart

Return

Price

OaklandIdaho Falls

OAK - IDA

OAKIDA

Oakland

Fri 6/27

3:50 pm-6:42 pm

Nonstop1h 52m

Idaho Falls Fanning Field

Fri 7/4

7:23 pm-8:25 pm

Nonstop2h 02m

$113

Las VegasIdaho Falls

LAS - IDA

LASIDA

Las Vegas Harry Reid Intl

Fri 7/18

8:56 am-11:44 am

Nonstop1h 48m

Idaho Falls Fanning Field

Mon 8/11

6:12 pm-6:54 pm

Nonstop1h 42m

$118

Santa AnaIdaho Falls

SNA - IDA

SNAIDA

Santa Ana J. Wayne/Orange Cnty

Fri 7/25

2:20 pm-5:27 pm

Nonstop2h 07m

Idaho Falls Fanning Field

Mon 7/28

12:29 pm-1:35 pm

Nonstop2h 06m

$165

SacramentoIdaho Falls

SMF - IDA

SMFIDA

Sacramento Intl

Wed 5/28

2:55 pm-10:34 pm

1 stop6h 39m

Idaho Falls Fanning Field

Wed 6/4

6:00 am-12:02 pm

1 stop7h 02m

$238

San FranciscoIdaho Falls

SFO - IDA

SFOIDA

San Francisco

Wed 5/21

4:47 pm-10:34 pm

1 stop4h 47m

Idaho Falls Fanning Field

Wed 5/28

6:00 am-10:22 am

1 stop5h 22m

$238

SacramentoIdaho Falls

SMF - IDA

SMFIDA

Sacramento Intl

Tue 5/27

5:15 pm-10:51 pm

1 stop4h 36m

Idaho Falls Fanning Field

Tue 6/3

6:00 am-8:47 am

1 stop3h 47m

$239

Las VegasIdaho Falls

LAS - IDA

LASIDA

Las Vegas Harry Reid Intl

Wed 5/28

5:10 pm-10:51 pm

1 stop4h 41m

Idaho Falls Fanning Field

Wed 6/4

6:00 am-8:10 am

1 stop3h 10m

$239

San FranciscoIdaho Falls

SFO - IDA

SFOIDA

San Francisco

Wed 5/21

4:47 pm-10:34 pm

1 stop4h 47m

Idaho Falls Fanning Field

Sat 5/31

4:20 pm-9:00 pm

1 stop5h 40m

$241

San FranciscoIdaho Falls

SFO - IDA

SFOIDA

San Francisco

Sat 5/24

5:05 pm-10:55 pm

1 stop4h 50m

Idaho Falls Fanning Field

Wed 5/28

6:00 am-8:56 am

1 stop3h 56m

$242

San JoseIdaho Falls

SJC - IDA

SJCIDA

San Jose

Sat 5/24

3:50 pm-10:34 pm

1 stop5h 44m

Idaho Falls Fanning Field

Wed 5/28

4:20 pm-10:38 pm

1 stop7h 18m

$244

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

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

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

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

Currently, October is the cheapest month in which you can book a flight from California to Idaho Falls (average of $380). Flying from California to Idaho Falls in July is currently the most expensive (average of $628). 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 IDA?

Find hourly flight availability from California to Idaho Falls. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 1, 2025.

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

Rainfall in Idaho Falls by month

Plan your trip to Idaho Falls by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Idaho Falls ranges from 0.6 - 2.0 inches per month. May is typically the wettest month, when rainfall can reach 2.0 in. July is typically the driest time to visit Idaho Falls when rainfall is around 0.6 in.

Temperature in Idaho Falls by month

Plan your trip to Idaho Falls by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Idaho Falls, 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 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Idaho Falls

Get insights into the airlines that provide service to Idaho Falls. 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 Idaho Falls. Reviews last updated May 1, 2025.
See what other customers who have flown with Alaska Airlines, Delta and Hawaiian Airlines from California to Idaho Falls have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,968 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.1

Crew

8.5

Comfort

7.9

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,968 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.1

Crew

8.5

Comfort

7.9

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,934 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.1

Crew

8.5

Comfort

7.9

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,408 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.1

Crew

8.5

Comfort

7.9

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.1

Crew

8.5

Comfort

7.9

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Allegiant Air
7.3
Good
734 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.1

Crew

8.5

Comfort

7.9

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

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

    If you book a flight to Idaho Falls from California, you will be flying to Fanning Field, which is the city’s only airport. Idaho Falls Fanning Field (IDA) is located 3.8 mi from the center of Idaho Falls.

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

    $58 is the cheapest one-way deal found within the past few days, from Allegiant Air. You may also be able to find cheap deals on Alaska Airlines and Delta, with prices starting from $122 and $123, respectively.

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

    While some choose either San Francisco - Idaho Falls Fanning Field or Oakland - Idaho Falls Fanning Field, Ontario - Idaho Falls Fanning Field is the most popular route from California to Idaho Falls.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from California to Idaho Falls (average of $380). Flying from California to Idaho Falls in July is currently the most expensive (average of $628). 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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Top 5 airlines flying from California to Idaho Falls

Discover the top 5 airlines that operate flights from California to Idaho Falls. 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$95Average$175FlexibilityNo cancel feeOn-time88%
Alaska AirlinesCheapest$196Average$454FlexibilityNo cancel feeOn-time75%
DeltaCheapest$240Average$503FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$254Average$357FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$283Average$484FlexibilityNo cancel feeOn-time69%

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