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Cheap flights from Los Angeles to Idaho Falls from $116

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 6/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Los Angeles to Idaho Falls

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:20 am - 5:49 pm
LAX
-
IDA
7h 29m
1 stop
Multiple Airlines Logo
4:43 pm - 9:03 am
IDA
-
LAX
17h 20m
1 stop
$198Multiple Airlines
Fri, May 29 - Mon, Jun 1
Multiple Airlines Logo
6:30 am - 3:27 pm
LAX
-
IDA
7h 57m
1 stop
Multiple Airlines Logo
10:21 pm - 9:03 am
IDA
-
LAX
11h 42m
1 stop
$212Multiple Airlines
Mon, May 11 - Fri, May 15
Delta Logo
5:50 am - 10:47 am
LAX
-
IDA
3h 57m
1 stop
Delta Logo
6:54 pm - 11:53 pm
IDA
-
LAX
5h 59m
1 stop
$231Delta
Tue, Jun 2 - Tue, Jun 2
Multiple Airlines Logo
2:00 pm - 8:55 am
LAX
-
IDA
17h 55m
1 stop
Multiple Airlines Logo
10:47 pm - 9:24 am
IDA
-
LAX
11h 37m
1 stop
$237Multiple Airlines
Sat, Jul 4 - Mon, Jul 13
Multiple Airlines Logo
1:53 pm - 8:55 am
LAX
-
IDA
18h 02m
1 stop
Multiple Airlines Logo
10:47 pm - 9:24 am
IDA
-
LAX
11h 37m
1 stop
$239Multiple Airlines
Sat, Jul 11 - Mon, Jul 20
Multiple Airlines Logo
1:53 pm - 8:55 am
LAX
-
IDA
18h 02m
1 stop
Multiple Airlines Logo
10:47 pm - 9:24 am
IDA
-
LAX
11h 37m
1 stop
$245Multiple Airlines
Wed, Jul 8 - Mon, Jul 20
Multiple Airlines Logo
12:02 pm - 1:00 pm
LAX
-
IDA
23h 58m
1 stop
Multiple Airlines Logo
7:48 pm - 7:32 pm
IDA
-
LAX
24h 44m
1 stop
$247Multiple Airlines
Thu, May 21 - Mon, May 25
Multiple Airlines Logo
1:53 pm - 8:57 am
LAX
-
IDA
18h 04m
1 stop
Multiple Airlines Logo
10:47 pm - 9:24 am
IDA
-
LAX
11h 37m
1 stop
$249Multiple Airlines
Thu, Jul 9 - Mon, Jul 20
Multiple Airlines Logo
7:24 pm - 4:00 pm
LAX
-
IDA
19h 36m
1 stop
Multiple Airlines Logo
10:47 pm - 9:24 am
IDA
-
LAX
11h 37m
1 stop
$252Multiple Airlines
Sun, Jul 5 - Mon, Jul 13
Multiple Airlines Logo
9:20 am - 5:49 pm
LAX
-
IDA
7h 29m
1 stop
Multiple Airlines Logo
6:39 pm - 12:16 am
IDA
-
LAX
30h 37m
2 stops
$255Multiple Airlines
Fri, May 29 - Mon, Jun 1

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Alaska Airlines flights from Los Angeles to Idaho Falls

Our best Alaska Airlines deals on Los Angeles to Idaho Falls flight tickets
Alaska Airlines
May 27
LAX7:15 amLos Angeles Los Angeles
5h 02m
1 stop
IDA1:17 pmIdaho Falls Fanning Field
May 27
IDA4:03 pmIdaho Falls Fanning Field
5h 11m
1 stop
LAX8:14 pmLos Angeles Los Angeles
$265
Alaska Airlines
May 30
LAX6:00 amLos Angeles Los Angeles
8h 26m
1 stop
IDA3:26 pmIdaho Falls Fanning Field
Jun 5
IDA4:03 pmIdaho Falls Fanning Field
5h 11m
1 stop
LAX8:14 pmLos Angeles Los Angeles
$271
Alaska Airlines
Jul 21
LAX7:00 amLos Angeles Los Angeles
5h 06m
1 stop
IDA1:06 pmIdaho Falls Fanning Field
Jul 28
IDA1:43 pmIdaho Falls Fanning Field
7h 12m
1 stop
LAX7:55 pmLos Angeles Los Angeles
$294

Delta flights from Los Angeles to Idaho Falls

Our best Delta deals on Los Angeles to Idaho Falls flight tickets
Delta
Jun 2
LAX5:50 amLos Angeles Los Angeles
3h 57m
1 stop
IDA10:47 amIdaho Falls Fanning Field
Jun 2
IDA6:54 pmIdaho Falls Fanning Field
5h 59m
1 stop
LAX11:53 pmLos Angeles Los Angeles
$231
Delta
Jun 3
LAX5:50 amLos Angeles Los Angeles
3h 57m
1 stop
IDA10:47 amIdaho Falls Fanning Field
Jun 3
IDA6:54 pmIdaho Falls Fanning Field
3h 56m
1 stop
LAX9:50 pmLos Angeles Los Angeles
$266
Delta
May 16
LAX5:50 amLos Angeles Los Angeles
3h 57m
1 stop
IDA10:47 amIdaho Falls Fanning Field
May 19
IDA6:00 amIdaho Falls Fanning Field
5h 35m
1 stop
LAX10:35 amLos Angeles Los Angeles
$310

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 April 29, 2026.
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

Cheapest round-trip

Los AngelesIdaho Falls

LAX - IDA

LAXIDA

Los Angeles Los Angeles

Fri 5/29

9:20 am-5:49 pm

1 stop7h 29m

Idaho Falls Fanning Field

Mon 6/1

4:43 pm-9:03 am

1 stop17h 20m

$198

Los AngelesIdaho Falls

LAX - IDA

LAXIDA

Los Angeles Los Angeles

Mon 5/11

6:30 am-3:27 pm

1 stop7h 57m

Idaho Falls Fanning Field

Fri 5/15

10:21 pm-9:03 am

1 stop11h 42m

$212
Quickest round-trip

Los AngelesIdaho Falls

LAX - IDA

LAXIDA

Los Angeles Los Angeles

Tue 6/2

5:50 am-10:47 am

1 stop3h 57m

Idaho Falls Fanning Field

Tue 6/2

6:54 pm-11:53 pm

1 stop5h 59m

$231

Los AngelesIdaho Falls

LAX - IDA

LAXIDA

Los Angeles Los Angeles

Sat 7/4

2:00 pm-8:55 am

1 stop17h 55m

Idaho Falls Fanning Field

Mon 7/13

10:47 pm-9:24 am

1 stop11h 37m

$237

Los AngelesIdaho Falls

LAX - IDA

LAXIDA

Los Angeles Los Angeles

Sat 7/11

1:53 pm-8:55 am

1 stop18h 02m

Idaho Falls Fanning Field

Mon 7/20

10:47 pm-9:24 am

1 stop11h 37m

$239

Los AngelesIdaho Falls

LAX - IDA

LAXIDA

Los Angeles Los Angeles

Wed 7/8

1:53 pm-8:55 am

1 stop18h 02m

Idaho Falls Fanning Field

Mon 7/20

10:47 pm-9:24 am

1 stop11h 37m

$245

Los AngelesIdaho Falls

LAX - IDA

LAXIDA

Los Angeles Los Angeles

Thu 5/21

12:02 pm-1:00 pm

1 stop23h 58m

Idaho Falls Fanning Field

Mon 5/25

7:48 pm-7:32 pm

1 stop24h 44m

$247

Los AngelesIdaho Falls

LAX - IDA

LAXIDA

Los Angeles Los Angeles

Thu 7/9

1:53 pm-8:57 am

1 stop18h 04m

Idaho Falls Fanning Field

Mon 7/20

10:47 pm-9:24 am

1 stop11h 37m

$249

Los AngelesIdaho Falls

LAX - IDA

LAXIDA

Los Angeles Los Angeles

Sun 7/5

7:24 pm-4:00 pm

1 stop19h 36m

Idaho Falls Fanning Field

Mon 7/13

10:47 pm-9:24 am

1 stop11h 37m

$252

Los AngelesIdaho Falls

LAX - IDA

LAXIDA

Los Angeles Los Angeles

Fri 5/29

9:20 am-5:49 pm

1 stop7h 29m

Idaho Falls Fanning Field

Mon 6/1

6:39 pm-12:16 am

2 stops30h 37m

$255

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 typical price of a round-trip flight between Los Angeles and Idaho Falls?

What is the cheapest month to fly to Idaho Falls?

If you aren’t able to travel to Idaho Falls during the month of January, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $297.

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

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

Fastest flight time

3h 52m

Direct flights

None
The fastest flight from Los Angeles to Idaho Falls takes 3h 52m
There are no direct flights from Los Angeles to Idaho Falls. There are no popular flight routes from Los Angeles to Idaho Falls.
Search flight deals

Frequently asked questions about flying from Los Angeles to Idaho Falls

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

    There are 732.1 mi between Los Angeles Los Angeles and Idaho Falls Fanning Field. 3h 52m is a normal flight duration for this route.

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

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

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

  • How old do you have to be to fly from Los Angeles 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 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
United AirlinesPriceFrom $219Free CancellationRating
7.4
9,680 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $240Free CancellationRating
7.9
12,314 reviews
Search Alaska Airlines flights
DeltaPriceFrom $270Free CancellationRating
7.9
8,465 reviews
Search Delta 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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