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Cheap flights from Los Angeles to Idaho Falls from $97

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Los Angeles to Idaho Falls departing on 9/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Los Angeles to Idaho Falls

Cheap round-trip flights

Logo
6:15 am - 4:14 pmLAX-IDA
8h 59m1 stop
Logo
7:40 pm - 6:39 pmIDA-LAX
23h 59m1 stop
$192
Find Deal
Fri, Oct 3 - Mon, Oct 6
Logo
9:36 am - 4:05 pmLAX-IDA
5h 29m1 stop
Logo
9:39 pm - 1:33 pmIDA-LAX
16h 54m1 stop
$196
Find Deal
Fri, Sep 26 - Mon, Sep 29
Alaska Airlines Logo
2:00 pm - 10:38 pmLAX-IDA
7h 38m1 stop
Alaska Airlines Logo
6:00 am - 11:47 amIDA-LAX
6h 47m1 stop
$259Alaska Airlines
Find Deal
Wed, Oct 8 - Sat, Oct 11
Delta Logo
5:00 pm - 10:27 pmLAX-IDA
4h 27m1 stop
Delta Logo
6:00 am - 8:46 amIDA-LAX
3h 46m1 stop
$260Delta
Find Deal
Tue, Sep 2 - Sat, Sep 6
Alaska Airlines Logo
3:52 pm - 10:38 pmLAX-IDA
5h 46m1 stop
Alaska Airlines Logo
3:50 pm - 9:39 pmIDA-LAX
6h 49m1 stop
$279Alaska Airlines
Find Deal
Thu, Oct 23 - Sun, Oct 26
Hawaiian Airlines Logo
7:00 am - 3:38 pmLAX-IDA
7h 38m1 stop
Hawaiian Airlines Logo
4:15 pm - 8:48 pmIDA-LAX
5h 33m1 stop
$298Hawaiian Airlines
Find Deal
Sun, Oct 19 - Sat, Oct 25
Hawaiian Airlines Logo
2:06 pm - 10:39 pmLAX-IDA
7h 33m1 stop
Hawaiian Airlines Logo
6:00 am - 10:58 amIDA-LAX
5h 58m1 stop
$329Hawaiian Airlines
Find Deal
Fri, Oct 3 - Sun, Oct 5
Delta Logo
6:00 am - 10:39 amLAX-IDA
3h 39m1 stop
Delta Logo
3:00 pm - 6:40 pmIDA-LAX
4h 40m1 stop
$345Delta
Find Deal
Wed, Aug 27 - Wed, Sep 3
United Airlines Logo
8:19 am - 8:54 pmLAX-IDA
11h 35m2 stops
United Airlines Logo
5:00 am - 3:35 pmIDA-LAX
11h 35m2 stops
$428United Airlines
Find Deal
Wed, Sep 3 - Sat, Sep 6
United Airlines Logo
10:56 pm - 1:33 pmLAX-IDA
13h 37m2 stops
United Airlines Logo
5:56 pm - 7:14 amIDA-LAX
14h 18m2 stops
$467United Airlines
Find Deal
Fri, Sep 26 - Mon, Sep 29

Hawaiian Airlines flights from Los Angeles to Idaho Falls

Our best Hawaiian Airlines deals on Los Angeles to Idaho Falls flight tickets
Hawaiian Airlines
Oct 19
LAX7:00 amLos Angeles
7h 38m
1 stop
IDA3:38 pmIdaho Falls Fanning Field
Oct 25
IDA4:15 pmIdaho Falls Fanning Field
5h 33m
1 stop
LAX8:48 pmLos Angeles
$298
Find similar
Hawaiian Airlines
Oct 3
LAX2:06 pmLos Angeles
7h 33m
1 stop
IDA10:39 pmIdaho Falls Fanning Field
Oct 5
IDA6:00 amIdaho Falls Fanning Field
5h 58m
1 stop
LAX10:58 amLos Angeles
$329
Find similar
Hawaiian Airlines
Oct 3
LAX3:40 pmLos Angeles
5h 59m
1 stop
IDA10:39 pmIdaho Falls Fanning Field
Oct 5
IDA6:00 amIdaho Falls Fanning Field
8h 09m
1 stop
LAX1:09 pmLos Angeles
$421
Find similar

Delta flights from Los Angeles to Idaho Falls

Our best Delta deals on Los Angeles to Idaho Falls flight tickets
Delta
Sep 2
LAX5:00 pmLos Angeles
4h 27m
1 stop
IDA10:27 pmIdaho Falls Fanning Field
Sep 6
IDA6:00 amIdaho Falls Fanning Field
3h 46m
1 stop
LAX8:46 amLos Angeles
$260
Find similar
Delta
Aug 27
LAX6:00 amLos Angeles
3h 39m
1 stop
IDA10:39 amIdaho Falls Fanning Field
Sep 3
IDA3:00 pmIdaho Falls Fanning Field
4h 40m
1 stop
LAX6:40 pmLos Angeles
$345
Find similar
Delta
Nov 21
LAX5:05 pmLos Angeles
4h 15m
1 stop
IDA10:20 pmIdaho Falls Fanning Field
Nov 23
IDA6:50 pmIdaho Falls Fanning Field
6h 01m
1 stop
LAX11:51 pmLos Angeles
$450
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Los Angeles 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, momondo users made 832,500 searches. Data last updated August 14, 2025.
Use the filters below to find and compare flights from Los Angeles to Idaho Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Los AngelesIdaho Falls

LAX - IDA

LAXIDA

Los Angeles

Fri 10/3

6:15 am-4:14 pm

1 stop8h 59m

Idaho Falls Fanning Field

Mon 10/6

7:40 pm-6:39 pm

1 stop23h 59m

$192

Los AngelesIdaho Falls

LAX - IDA

LAXIDA

Los Angeles

Fri 9/26

9:36 am-4:05 pm

1 stop5h 29m

Idaho Falls Fanning Field

Mon 9/29

9:39 pm-1:33 pm

1 stop16h 54m

$196

Los AngelesIdaho Falls

LAX - IDA

LAXIDA

Los Angeles

Wed 10/8

2:00 pm-10:38 pm

1 stop7h 38m

Idaho Falls Fanning Field

Sat 10/11

6:00 am-11:47 am

1 stop6h 47m

$259

Los AngelesIdaho Falls

LAX - IDA

LAXIDA

Los Angeles

Tue 9/2

5:00 pm-10:27 pm

1 stop4h 27m

Idaho Falls Fanning Field

Sat 9/6

6:00 am-8:46 am

1 stop3h 46m

$260

Los AngelesIdaho Falls

LAX - IDA

LAXIDA

Los Angeles

Thu 10/23

3:52 pm-10:38 pm

1 stop5h 46m

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

Sun 10/19

7:00 am-3:38 pm

1 stop7h 38m

Idaho Falls Fanning Field

Sat 10/25

4:15 pm-8:48 pm

1 stop5h 33m

$298

Los AngelesIdaho Falls

LAX - IDA

LAXIDA

Los Angeles

Fri 10/3

2:06 pm-10:39 pm

1 stop7h 33m

Idaho Falls Fanning Field

Sun 10/5

6:00 am-10:58 am

1 stop5h 58m

$329

Los AngelesIdaho Falls

LAX - IDA

LAXIDA

Los Angeles

Wed 8/27

6:00 am-10:39 am

1 stop3h 39m

Idaho Falls Fanning Field

Wed 9/3

3:00 pm-6:40 pm

1 stop4h 40m

$345

Los AngelesIdaho Falls

LAX - IDA

LAXIDA

Los Angeles

Wed 9/3

8:19 am-8:54 pm

2 stops11h 35m

Idaho Falls Fanning Field

Sat 9/6

5:00 am-3:35 pm

2 stops11h 35m

$428

Los AngelesIdaho Falls

LAX - IDA

LAXIDA

Los Angeles

Fri 9/26

10:56 pm-1:33 pm

2 stops13h 37m

Idaho Falls Fanning Field

Mon 9/29

5:56 pm-7:14 am

2 stops14h 18m

$467

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Idaho Falls from

How to get the cheapest flight ticket from Los Angeles to Idaho Falls

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Idaho Falls?

If you aren’t able to travel to Idaho Falls during the month of April, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $315.

What is the cheapest day to depart on your flight to Idaho Falls?

Our data shows that Tuesday is the least expensive day to fly to Idaho Falls. Tickets to fly out on this day can be as low as $359. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Idaho Falls on Sunday is $625.

What is the cheapest time of day to depart on your flight to Idaho Falls?

Our most recent data shows that the best time of day to fly to Idaho Falls is at noon. Flights from Los Angeles to Idaho Falls during this time can be as low as $373. Try not to purchase tickets in the morning because they tend to be around $513. Of course, these prices can vary depending on the time of year and what airport you fly to.

How have Los Angeles to Idaho Falls flight prices changed over time?

As of August 2025, prices for Los Angeles to Idaho Falls flights are approximately 175% more expensive when compared to flights at the same time last year.

When to book flights from Los Angeles to Idaho Falls

Are you open to changing your travel dates? Check out the ideal times to fly from Los Angeles to Idaho Falls according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Los Angeles to Idaho Falls (LAX to IDA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Los Angeles to Idaho Falls

Best Price Found

$97

Fastest flight time

3h 39m

Direct flights

None

Airports in Idaho Falls

1 airport
The best one-way flight to Idaho Falls from Los Angeles in the past 72 hours is $97. The best round-trip flight deal from Los Angeles to Idaho Falls found on momondo in the last 72 hours is $192.
The fastest flight from Los Angeles to Idaho Falls takes 3h 39m
There are no direct flights from Los Angeles to Idaho Falls. Popular non-direct route for this connection is Los Angeles Airport - Idaho Falls Fanning Field Airport.
There is 1 airport near Idaho Falls: Idaho Falls Fanning Field (IDA)
Search flight deals

  • How far is Los Angeles to Idaho Falls Fanning Field by plane?

    There are 732.1 mi between Los Angeles and Idaho Falls Fanning Field. 3h 39m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Los Angeles Airport to Idaho Falls Fanning Field Airport?

    Prices for flights from Los Angeles Airport to Idaho Falls Fanning Field Airport refresh daily.

  • How many operators does momondo search for flights from Los Angeles Airport to Idaho Falls Fanning Field Airport?

  • How old do you have to be to fly from Los Angeles Airport to Idaho Falls Fanning Field Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Los Angeles Airport to Idaho Falls Fanning Field Airport.

  • What documentation or ID do you need to fly to Idaho Falls Fanning Field Airport?

    The travel and health documents required for your trip to Idaho Falls Fanning Field Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Idaho Falls Fanning Field Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Los Angeles to Idaho Falls?

Best airlines flying from Los Angeles to Idaho Falls

Compare and see reviews for airlines that fly from Los Angeles to Idaho Falls with momondo
Airline
Rating
Free Cancellation
Price
Alaska AirlinesPriceFrom $219Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
DeltaPriceFrom $274Free CancellationRating
8.0
7,980 reviews
Search Delta flights
United AirlinesPriceFrom $316Free CancellationRating
7.4
8,916 reviews
Search United Airlines flights

Traveling to a place near Idaho Falls?

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

Why use momondo?

Why should I use momondo to find a flight deal from Los Angeles to Idaho Falls?

It is quick and easy to find Los Angeles to Idaho Falls flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Idaho Falls that suits you.

Can I find flights from Los Angeles to Idaho Falls with flexible booking policies on momondo?

Yes. All flights to Idaho Falls from Los Angeles on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Los Angeles to Idaho Falls?

momondo provides multiple filters to help you find the best flight to Idaho Falls from Los Angeles. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Los Angeles to Idaho Falls right now. Can momondo alert me if prices change?

Price alerts on flights to Idaho Falls from Los Angeles are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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