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Idaho Falls

$54+ 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 3/12. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — IDA
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
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 February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$105
(Cheapflightsfares)

One-way from

$54
(Cheapflightsfares)

Popular in

December

Cheapest in

February

Average price

$291

Good round-trip deal

$135 or less

Good one-way deal

$73 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. 12% potential increase in price ($63 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($25 potential savings vs. average RT price).
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Average for round-trip flights in February 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 February 20, 2025.

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.
Fri 4/255:28 pmSNA - IDA
Nonstop2h 16mAllegiant Air
Mon 4/283:32 pmIDA - SNA
Nonstop2h 06mAllegiant Air
Deal found 2/19$105
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.
Mon 5/1211:50 amLAS - IDA
Nonstop1h 52mAllegiant Air
Mon 5/198:07 pmIDA - LAS
Nonstop1h 46mAllegiant Air
Deal found 2/19$109
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 5/303:55 pmOAK - IDA
Nonstop1h 52mAllegiant Air
Fri 8/87:23 pmIDA - OAK
Nonstop2h 02mAllegiant Air
Deal found 2/20$117
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/167:09 amSAN - IDA
1 stop7h 12mUnited Airlines
Wed 4/234:15 pmIDA - SAN
1 stop5h 50mUnited Airlines
Deal found 2/19$237
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.
Fri 4/253:08 pmLAX - IDA
1 stop6h 28mHawaiian Airlines
Mon 4/284:35 pmIDA - LAX
1 stop5h 35mHawaiian Airlines
Deal found 2/19$256
This Hawaiian Airlines 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/248:05 amSNA - IDA
1 stop6h 53mHawaiian Airlines
Mon 4/284:35 pmIDA - SNA
1 stop6h 55mHawaiian Airlines
Deal found 2/20$256
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.
Thu 3/205:45 amLAX - IDA
1 stop5h 33mDelta
Mon 3/246:55 pmIDA - LAX
1 stop6h 04mDelta
Deal found 2/19$257
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.
Thu 3/207:05 amBUR - IDA
1 stop4h 13mDelta
Mon 3/246:55 pmIDA - BUR
1 stop3h 57mDelta
Deal found 2/19$277
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.
Sat 4/125:25 pmLAS - IDA
1 stop4h 05mDelta
Fri 4/186:55 pmIDA - LAS
1 stop5h 30mDelta
Deal found 2/19$277
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.
Thu 3/208:10 amSJC - IDA
1 stop6h 24mAlaska Airlines
Thu 3/278:00 amIDA - SJC
1 stop7h 05mAlaska Airlines
Deal found 2/19$287
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/136:00 amONT - IDA
1 stop5h 18mDelta
Sun 3/166:55 pmIDA - ONT
1 stop6h 01mDelta
Deal found 2/20$288
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/125:20 pmSFO - IDA
1 stop4h 10mDelta
Sat 10/47:00 pmIDA - SFO
1 stop5h 16mDelta
Deal found 2/20$293

Find flights from California to Idaho Falls within your budget

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 February 20, 2025.

Fly from

California

Fly to

Idaho Falls

Route

Depart

Return

Price

Santa AnaIdaho Falls

SNA - IDA

SNAIDA

Santa Ana J. Wayne/Orange Cnty

Fri 4/25

5:28 pm-8:44 pm

Nonstop2h 16m

Idaho Falls Fanning Field

Mon 4/28

3:32 pm-4:38 pm

Nonstop2h 06m

$105

Las VegasIdaho Falls

LAS - IDA

LASIDA

Las Vegas Harry Reid Intl

Mon 5/12

11:50 am-2:42 pm

Nonstop1h 52m

Idaho Falls Fanning Field

Mon 5/19

8:07 pm-8:53 pm

Nonstop1h 46m

$109

OaklandIdaho Falls

OAK - IDA

OAKIDA

Oakland

Fri 5/30

3:55 pm-6:47 pm

Nonstop1h 52m

Idaho Falls Fanning Field

Fri 8/8

7:23 pm-8:25 pm

Nonstop2h 02m

$117

San DiegoIdaho Falls

SAN - IDA

SANIDA

San Diego

Wed 4/16

7:09 am-3:21 pm

1 stop7h 12m

Idaho Falls Fanning Field

Wed 4/23

4:15 pm-9:05 pm

1 stop5h 50m

$237

Los AngelesIdaho Falls

LAX - IDA

LAXIDA

Los Angeles

Thu 3/20

10:00 am-10:35 pm

1 stop11h 35m

Idaho Falls Fanning Field

Thu 3/27

8:00 am-12:58 pm

1 stop5h 58m

$256

Santa AnaIdaho Falls

SNA - IDA

SNAIDA

Santa Ana J. Wayne/Orange Cnty

Thu 4/24

8:05 am-3:58 pm

1 stop6h 53m

Idaho Falls Fanning Field

Mon 4/28

4:35 pm-10:30 pm

1 stop6h 55m

$256

Los AngelesIdaho Falls

LAX - IDA

LAXIDA

Los Angeles

Thu 3/20

5:45 am-12:18 pm

1 stop5h 33m

Idaho Falls Fanning Field

Mon 3/24

6:55 pm-11:59 pm

1 stop6h 04m

$257

BurbankIdaho Falls

BUR - IDA

BURIDA

Burbank Bob Hope

Thu 3/20

7:05 am-12:18 pm

1 stop4h 13m

Idaho Falls Fanning Field

Mon 3/24

6:55 pm-9:52 pm

1 stop3h 57m

$277

Las VegasIdaho Falls

LAS - IDA

LASIDA

Las Vegas Harry Reid Intl

Sat 4/12

5:25 pm-10:30 pm

1 stop4h 05m

Idaho Falls Fanning Field

Fri 4/18

6:55 pm-11:25 pm

1 stop5h 30m

$277

San JoseIdaho Falls

SJC - IDA

SJCIDA

San Jose

Thu 3/20

8:10 am-3:34 pm

1 stop6h 24m

Idaho Falls Fanning Field

Thu 3/27

8:00 am-2:05 pm

1 stop7h 05m

$287

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Showing 1-10 of 59 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.

Travel insights for flights from California to Idaho Falls

Get recent, data-driven insights about flights from California to Idaho Falls including ideal travel times, pricing trends, and more.

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 February 20, 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 February 20, 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
9,697 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.1

Food

7.1

Comfort

7.9

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines
8.0
Very good
9,697 reviews
Alaska Airlines
8.0
Very good
9,697 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.1

Food

7.1

Comfort

7.9

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta
8.0
Very good
8,219 reviews
Alaska Airlines
8.0
Very good
9,697 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.1

Food

7.1

Comfort

7.9

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Hawaiian Airlines
7.9
Good
2,317 reviews
Alaska Airlines
8.0
Very good
9,697 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.1

Food

7.1

Comfort

7.9

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

United Airlines
7.4
Good
8,765 reviews
Alaska Airlines
8.0
Very good
9,697 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.1

Food

7.1

Comfort

7.9

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Allegiant Air
7.3
Good
765 reviews
Alaska Airlines
8.0
Very good
9,697 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.1

Food

7.1

Comfort

7.9

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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?

    $54 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 $118 and $119, respectively.

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

    While some choose either San Jose - Idaho Falls Fanning Field or Los Angeles - 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

Traveling to a place near California?

Book flights to California if you plan to visit one of these locations
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Alternative routes for California to Idaho Falls

See prices for flight routes from nearby airports that may be better suited for you.
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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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$110Average$180FlexibilityNo cancel feeOn-time88%
Alaska AirlinesCheapest$196Average$434FlexibilityNo cancel feeOn-time75%
DeltaCheapest$246Average$516FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$254Average$353FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$283Average$513FlexibilityNo cancel feeOn-time69%
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