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Idaho Falls

$100+ Cheap flights from Irvine, CA 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 9/11. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — IDA
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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Cheap flight deals from Irvine to Idaho Falls

Keep the following information in mind while searching for Irvine to Idaho Falls flight deals. Data was last updated July 31, 2025.

Round-trip from

$177
(Mytrip)

One-way from

$100
(Trip.com)

Popular in

December

Cheapest in

April

Average price

$408
From Irvine to Idaho Falls Fanning Field
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One-way flight from Irvine to Idaho Falls Fanning Field
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Highest demand for flights based on searches. 20% potential increase in price ($105 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($29 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Irvine to Idaho Falls

Cheapest flights from Irvine to Idaho Falls
Explore the most affordable flight options available from Irvine to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

This Mytrip deal was found by Cheapflights users on 7/31. 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 9/59:36 amLAX - IDA
1 stop5h 29mMultiple Airlines
Mon 9/89:39 pmIDA - LAX
1 stop14h 17mMultiple Airlines
Deal found 7/31$177
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/206:00 amLAX - IDA
1 stop3h 39mDelta
Mon 8/256:52 pmIDA - LAX
1 stop4h 43mDelta
Deal found 7/28$241
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.
Sat 11/15:17 pmLAX - IDA
1 stop5h 42mHawaiian Airlines
Sat 11/83:50 pmIDA - LAX
1 stop7h 56mHawaiian Airlines
Deal found 7/29$278
This Alaska Airlines deal was found by Cheapflights users on 7/31. 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 10/232:00 pmLAX - IDA
1 stop7h 38mAlaska Airlines
Sun 10/263:50 pmIDA - LAX
1 stop6h 49mAlaska Airlines
Deal found 7/31$279

Cheapflights Fare Finder

 
Customize your flight search to find flights from Irvine 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 July 31, 2025.
Use the filters below to find and compare flights from Irvine to Idaho Falls that are best for you.

Fly from

Irvine

Fly to

Idaho Falls

Route

Depart

Return

Price

Los AngelesIdaho Falls

LAX - IDA

LAXIDA

Los Angeles

Fri 9/5

9:36 am-4:05 pm

1 stop5h 29m

Idaho Falls Fanning Field

Mon 9/8

9:39 pm-10:56 am

1 stop14h 17m

$177

Los AngelesIdaho Falls

LAX - IDA

LAXIDA

Los Angeles

Wed 8/20

6:00 am-10:39 am

1 stop3h 39m

Idaho Falls Fanning Field

Mon 8/25

6:52 pm-10:35 pm

1 stop4h 43m

$241

Los AngelesIdaho Falls

LAX - IDA

LAXIDA

Los Angeles

Thu 10/23

2:00 pm-10:38 pm

1 stop7h 38m

Idaho Falls Fanning Field

Sun 10/26

3:50 pm-9:39 pm

1 stop6h 49m

$279

Los AngelesIdaho Falls

LAX - IDA

LAXIDA

Los Angeles

Thu 9/18

2:06 pm-10:39 pm

1 stop7h 33m

Idaho Falls Fanning Field

Sat 9/20

3:57 pm-10:56 pm

1 stop7h 59m

$287

Los AngelesIdaho Falls

LAX - IDA

LAXIDA

Los Angeles

Thu 9/11

7:40 pm-4:05 pm

1 stop19h 25m

$100

Los AngelesIdaho Falls

LAX - IDA

LAXIDA

Los Angeles

Thu 10/2

2:06 pm-10:39 pm

1 stop7h 33m

$120

Los AngelesIdaho Falls

LAX - IDA

LAXIDA

Los Angeles

Mon 10/6

9:14 pm-12:24 pm

2 stops14h 10m

$161

Los AngelesIdaho Falls

LAX - IDA

LAXIDA

Los Angeles

Wed 8/13

6:00 am-10:39 am

1 stop3h 39m

$176

Los AngelesIdaho Falls

LAX - IDA

LAXIDA

Los Angeles

Wed 8/6

7:11 am-3:29 pm

1 stop7h 18m

$251

Los AngelesIdaho Falls

LAX - IDA

LAXIDA

Los Angeles

Thu 8/21

3:40 pm-10:39 pm

1 stop5h 59m

$260

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Best time to book a flight from Irvine to Idaho Falls

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

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

Currently, October is the cheapest month in which you can book a flight from Irvine to Idaho Falls (average of $380). Flying from Irvine to Idaho Falls in December is currently the most expensive (average of $578). 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 IR9 to IDA?

Find hourly flight availability from Irvine 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 July 31, 2025.

When flying from Irvine to Idaho Falls, 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 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 July 31, 2025.
Read reviews from past customers who have flown Alaska Airlines, Delta, and Hawaiian Airlines from Irvine to Idaho Falls. 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
10,000 reviews

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Overall

8.0

Entertainment

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
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Overall

8.0

Entertainment

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
7,981 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Overall

8.0

Entertainment

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
7.8
Good
2,611 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Overall

8.0

Entertainment

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
8,900 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Overall

8.0

Entertainment

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 Irvine 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 Irvine?

    If you book a flight to Idaho Falls from Irvine, 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. There are 0 flights from Irvine to Fanning Field per day from 4 different airlines.

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

    One-way options have recently been found by users for as low as $120 on Alaska Airlines. Other airlines that offer cheap prices include American Airlines from $161 and Delta from $176 one-way.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Irvine to Idaho Falls (average of $380). Flying from Irvine to Idaho Falls in December is currently the most expensive (average of $578). 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 Idaho Falls?

Book flights to Idaho Falls if you plan to visit one of these locations
Rexburg

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Top 4 airlines flying from Irvine to Idaho Falls

Discover the top 4 airlines that operate flights from Irvine 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 July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$126Average$207FlexibilityNo cancel feeOn-time88%
DeltaCheapest$219Average$456FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$219Average$400FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$283Average$512FlexibilityNo cancel feeOn-time69%

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