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Idaho Falls

$62+ 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 3/14. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — IDA
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
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Cheap flight deals from California to Idaho Falls

Discover tips and strategies to find the most affordable flight options for your journey from California (USCA) to Idaho Falls (IDA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 21, 2025.

Round-trip from

$122
(Mytrip)

One-way from

$62
(Mytrip)

Good round-trip deal

$146 or less
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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Price to beat on a round-trip 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 January 21, 2025.

This Mytrip deal was found by Cheapflights users on 1/21. 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 2/217:00 amLAS - IDA
1 stop5h 36mMultiple Airlines
Mon 2/249:33 pmIDA - LAS
Nonstop1h 47mMultiple Airlines
Deal found 1/21$122
This Mytrip deal was found by Cheapflights users on 1/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/315:33 pmSNA - IDA
Nonstop2h 14mAllegiant Air
Fri 4/43:27 pmIDA - SNA
Nonstop2h 06mAllegiant Air
Deal found 1/20$222
This Alaska Airlines deal was found by Cheapflights users on 1/20. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/191:58 pmLAX - IDA
1 stop7h 38mAlaska Airlines
Wed 2/268:00 amIDA - LAX
1 stop5h 58mAlaska Airlines
Deal found 1/20$236
This Alaska Airlines deal was found by Cheapflights users on 1/21. 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.
Fri 3/73:06 pmSJC - IDA
1 stop6h 30mAlaska Airlines
Tue 3/114:07 pmIDA - SJC
1 stop7h 42mAlaska Airlines
Deal found 1/21$236
This Delta deal was found by Cheapflights users on 1/21. 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 2/116:15 amSAN - IDA
1 stop5h 15mDelta
Wed 2/196:58 pmIDA - SAN
1 stop6h 00mDelta
Deal found 1/21$237
This Delta deal was found by Cheapflights users on 1/20. 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 4/267:00 amLAX - IDA
1 stop6h 50mDelta
Wed 4/307:00 pmIDA - LAX
1 stop5h 48mDelta
Deal found 1/20$237
This Delta deal was found by Cheapflights users on 1/21. 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 3/186:00 amONT - IDA
1 stop5h 18mDelta
Tue 3/256:55 pmIDA - ONT
1 stop6h 01mDelta
Deal found 1/21$237
This Alaska Airlines deal was found by Cheapflights users on 1/21. 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 2/256:15 amSAN - IDA
1 stop8h 15mAlaska Airlines
Tue 3/48:00 amIDA - SAN
2 stops24h 36mAlaska Airlines
Deal found 1/21$255
This Alaska Airlines deal was found by Cheapflights users on 1/19. 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 2/202:07 pmSMF - IDA
1 stop7h 29mAlaska Airlines
Wed 2/268:00 amIDA - SMF
1 stop6h 12mAlaska Airlines
Deal found 1/19$256
This Mytrip deal was found by Cheapflights users on 1/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/316:45 amSNA - IDA
1 stop6h 53mMultiple Airlines
Fri 4/43:27 pmIDA - SNA
Nonstop2h 06mMultiple Airlines
Deal found 1/20$266
This Alaska Airlines deal was found by Cheapflights users on 1/20. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/711:35 amSFO - IDA
1 stop10h 01mAlaska Airlines
Tue 3/114:07 pmIDA - SFO
1 stop5h 02mAlaska Airlines
Deal found 1/20$271
This United Airlines deal was found by Cheapflights users on 1/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/157:04 amLAX - IDA
1 stop7h 49mUnited Airlines
Thu 2/205:44 pmIDA - LAX
1 stop5h 48mUnited Airlines
Deal found 1/20$276

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 January 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Las VegasIdaho Falls

LAS - IDA

LASIDA

Las Vegas Harry Reid Intl

Fri 2/21

7:00 am-1:36 pm

1 stop5h 36m

Idaho Falls Fanning Field

Mon 2/24

9:33 pm-10:20 pm

Nonstop1h 47m

$122

Santa AnaIdaho Falls

SNA - IDA

SNAIDA

Santa Ana J. Wayne/Orange Cnty

Mon 3/31

5:33 pm-8:47 pm

Nonstop2h 14m

Idaho Falls Fanning Field

Fri 4/4

3:27 pm-4:33 pm

Nonstop2h 06m

$222

Los AngelesIdaho Falls

LAX - IDA

LAXIDA

Los Angeles

Wed 2/19

1:58 pm-10:36 pm

1 stop7h 38m

Idaho Falls Fanning Field

Wed 2/26

8:00 am-12:58 pm

1 stop5h 58m

$236

San JoseIdaho Falls

SJC - IDA

SJCIDA

San Jose

Fri 3/7

3:06 pm-10:36 pm

1 stop6h 30m

Idaho Falls Fanning Field

Tue 3/11

4:07 pm-10:49 pm

1 stop7h 42m

$236

San DiegoIdaho Falls

SAN - IDA

SANIDA

San Diego

Tue 2/11

6:15 am-12:30 pm

1 stop5h 15m

Idaho Falls Fanning Field

Wed 2/19

6:58 pm-11:58 pm

1 stop6h 00m

$237

Los AngelesIdaho Falls

LAX - IDA

LAXIDA

Los Angeles

Sat 4/26

7:00 am-2:50 pm

1 stop6h 50m

Idaho Falls Fanning Field

Wed 4/30

7:00 pm-11:48 pm

1 stop5h 48m

$237

OntarioIdaho Falls

ONT - IDA

ONTIDA

Ontario

Tue 3/18

6:00 am-12:18 pm

1 stop5h 18m

Idaho Falls Fanning Field

Tue 3/25

6:55 pm-11:56 pm

1 stop6h 01m

$237

San DiegoIdaho Falls

SAN - IDA

SANIDA

San Diego

Tue 2/25

6:15 am-3:30 pm

1 stop8h 15m

Idaho Falls Fanning Field

Tue 3/4

8:00 am-7:36 am

2 stops24h 36m

$255

SacramentoIdaho Falls

SMF - IDA

SMFIDA

Sacramento Intl

Thu 2/20

2:07 pm-10:36 pm

1 stop7h 29m

Idaho Falls Fanning Field

Wed 2/26

8:00 am-1:12 pm

1 stop6h 12m

$256

Santa AnaIdaho Falls

SNA - IDA

SNAIDA

Santa Ana J. Wayne/Orange Cnty

Mon 3/31

6:45 am-2:38 pm

1 stop6h 53m

Idaho Falls Fanning Field

Fri 4/4

3:27 pm-4:33 pm

Nonstop2h 06m

$266

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

Showing 1-10 of 57 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 January 21, 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 January 21, 2025.
See what other customers who have flown with Delta, Alaska Airlines and United 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
9,706 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 10

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
9,706 reviews
Alaska Airlines
8.0
Very good
9,706 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 10

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
8,521 reviews
Alaska Airlines
8.0
Very good
9,706 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 10

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
8,984 reviews
Alaska Airlines
8.0
Very good
9,706 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 10

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
7.4
Good
801 reviews
Alaska Airlines
8.0
Very good
9,706 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 10

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

American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,706 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 10

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?

    $62 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 Ontario - Idaho Falls Fanning Field or San Francisco - Idaho Falls Fanning Field, Los Angeles - 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 January 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$94Average$190FlexibilityNo cancel feeOn-time88%
Alaska AirlinesCheapest$108Average$441FlexibilityNo cancel feeOn-time75%
DeltaCheapest$246Average$520FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$254Average$357FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$283Average$499FlexibilityNo cancel feeOn-time69%
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