Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Idaho Falls to Los Angeles from $110

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Idaho Falls to Los Angeles departing on 10/17. 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.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Idaho Falls to Los Angeles

Cheap round-trip flights

Allegiant Air Logo
2:06 pm - 3:18 pmIDA-SNA
2h 12mnonstop
Allegiant Air Logo
4:08 pm - 7:26 pmSNA-IDA
2h 18mnonstop
$155Allegiant Air
Find Deal
Mon, Dec 8 - Mon, Dec 15
Allegiant Air Logo
1:39 pm - 2:49 pmIDA-SNA
2h 10mnonstop
Allegiant Air Logo
6:58 pm - 10:06 pmSNA-IDA
2h 08mnonstop
$162Allegiant Air
Find Deal
Mon, Oct 27 - Fri, Nov 7
Allegiant Air Logo
1:39 pm - 2:49 pmIDA-SNA
2h 10mnonstop
Allegiant Air Logo
7:04 pm - 10:12 pmSNA-IDA
2h 08mnonstop
$164Allegiant Air
Find Deal
Mon, Oct 13 - Fri, Oct 17
Logo
7:40 pm - 10:03 pmIDA-SNA
27h 23m1 stop
Logo
7:04 pm - 10:12 pmSNA-IDA
2h 08mnonstop
$194
Find Deal
Mon, Oct 13 - Fri, Oct 17
Logo
7:40 pm - 7:14 pmIDA-SNA
24h 34m1 stop
Logo
8:09 pm - 4:14 pmSNA-IDA
19h 05m1 stop
$197
Find Deal
Mon, Oct 6 - Thu, Oct 9
Alaska Airlines Logo
8:00 am - 2:10 pmIDA-SNA
7h 10m1 stop
Alaska Airlines Logo
2:55 pm - 10:38 pmSNA-IDA
6h 43m1 stop
$279Alaska Airlines
Find Deal
Thu, Jan 22 - Mon, Jan 26
Delta Logo
6:00 am - 8:48 amIDA-SNA
3h 48m1 stop
Delta Logo
5:09 pm - 10:15 pmSNA-IDA
4h 06m1 stop
$321Delta
Find Deal
Fri, Oct 3 - Tue, Oct 7
Alaska Airlines Logo
3:50 pm - 8:27 pmIDA-SNA
5h 37m1 stop
Alaska Airlines Logo
7:27 pm - 3:13 pmSNA-IDA
18h 46m1 stop
$339Alaska Airlines
Find Deal
Wed, Nov 5 - Fri, Nov 7
Delta Logo
6:51 pm - 10:22 pmIDA-SNA
4h 31m1 stop
Delta Logo
5:09 pm - 10:15 pmSNA-IDA
4h 06m1 stop
$354Delta
Find Deal
Tue, Sep 30 - Tue, Oct 7
United Airlines Logo
2:35 pm - 8:29 pmIDA-SNA
6h 54m1 stop
United Airlines Logo
4:15 pm - 10:49 pmSNA-IDA
5h 34m1 stop
$361United Airlines
Find Deal
Wed, Oct 1 - Wed, Oct 8

Allegiant Air flights from Idaho Falls to Santa Ana

Our best Allegiant Air deals on Idaho Falls to Santa Ana flight tickets
Allegiant Air
Dec 8
IDA2:06 pmIdaho Falls Fanning Field
2h 12m
SNA3:18 pmSanta Ana J. Wayne/Orange Cnty
Dec 15
SNA4:08 pmSanta Ana J. Wayne/Orange Cnty
2h 18m
IDA7:26 pmIdaho Falls Fanning Field
$155
Find similar
Allegiant Air
Oct 27
IDA1:39 pmIdaho Falls Fanning Field
2h 10m
SNA2:49 pmSanta Ana J. Wayne/Orange Cnty
Nov 7
SNA6:58 pmSanta Ana J. Wayne/Orange Cnty
2h 08m
IDA10:06 pmIdaho Falls Fanning Field
$162
Find similar
Allegiant Air
Oct 13
IDA1:39 pmIdaho Falls Fanning Field
2h 10m
SNA2:49 pmSanta Ana J. Wayne/Orange Cnty
Oct 17
SNA7:04 pmSanta Ana J. Wayne/Orange Cnty
2h 08m
IDA10:12 pmIdaho Falls Fanning Field
$164
Find similar

American Airlines flights from Idaho Falls to Santa Ana

Our best American Airlines deals on Idaho Falls to Santa Ana flight tickets
American Airlines
Jan 22
IDA1:44 pmIdaho Falls Fanning Field
7h 31m
1 stop
SNA8:15 pmSanta Ana J. Wayne/Orange Cnty
Jan 26
SNA1:28 pmSanta Ana J. Wayne/Orange Cnty
7h 35m
1 stop
IDA10:03 pmIdaho Falls Fanning Field
$261
Find similar
American Airlines
Jan 23
IDA5:35 amIdaho Falls Fanning Field
7h 04m
1 stop
SNA11:39 amSanta Ana J. Wayne/Orange Cnty
Jan 26
SNA1:28 pmSanta Ana J. Wayne/Orange Cnty
7h 35m
1 stop
IDA10:03 pmIdaho Falls Fanning Field
$305
Find similar
American Airlines
Jan 7
IDA5:35 amIdaho Falls Fanning Field
7h 04m
1 stop
SNA11:39 amSanta Ana J. Wayne/Orange Cnty
Jan 11
SNA1:28 pmSanta Ana J. Wayne/Orange Cnty
7h 35m
1 stop
IDA10:03 pmIdaho Falls Fanning Field
$330
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Idaho Falls to Santa Ana 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 September 15, 2025.
Use the filters below to find and compare flights from Idaho Falls to Santa Ana that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Idaho FallsSanta Ana

IDA - SNA

IDASNA

Idaho Falls Fanning Field

Mon 12/8

2:06 pm-3:18 pm

Nonstop2h 12m

Santa Ana J. Wayne/Orange Cnty

Mon 12/15

4:08 pm-7:26 pm

Nonstop2h 18m

$155

Idaho FallsSanta Ana

IDA - SNA

IDASNA

Idaho Falls Fanning Field

Mon 10/27

1:39 pm-2:49 pm

Nonstop2h 10m

Santa Ana J. Wayne/Orange Cnty

Fri 11/7

6:58 pm-10:06 pm

Nonstop2h 08m

$162

Idaho FallsSanta Ana

IDA - SNA

IDASNA

Idaho Falls Fanning Field

Mon 10/13

1:39 pm-2:49 pm

Nonstop2h 10m

Santa Ana J. Wayne/Orange Cnty

Fri 10/17

7:04 pm-10:12 pm

Nonstop2h 08m

$164

Idaho FallsSanta Ana

IDA - SNA

IDASNA

Idaho Falls Fanning Field

Mon 10/13

7:40 pm-10:03 pm

1 stop27h 23m

Santa Ana J. Wayne/Orange Cnty

Fri 10/17

7:04 pm-10:12 pm

Nonstop2h 08m

$194

Idaho FallsSanta Ana

IDA - SNA

IDASNA

Idaho Falls Fanning Field

Mon 10/6

7:40 pm-7:14 pm

1 stop24h 34m

Santa Ana J. Wayne/Orange Cnty

Thu 10/9

8:09 pm-4:14 pm

1 stop19h 05m

$197

Idaho FallsSanta Ana

IDA - SNA

IDASNA

Idaho Falls Fanning Field

Thu 1/22

8:00 am-2:10 pm

1 stop7h 10m

Santa Ana J. Wayne/Orange Cnty

Mon 1/26

2:55 pm-10:38 pm

1 stop6h 43m

$279

Idaho FallsSanta Ana

IDA - SNA

IDASNA

Idaho Falls Fanning Field

Fri 10/3

6:00 am-8:48 am

1 stop3h 48m

Santa Ana J. Wayne/Orange Cnty

Tue 10/7

5:09 pm-10:15 pm

1 stop4h 06m

$321

Idaho FallsSanta Ana

IDA - SNA

IDASNA

Idaho Falls Fanning Field

Wed 11/5

3:50 pm-8:27 pm

1 stop5h 37m

Santa Ana J. Wayne/Orange Cnty

Fri 11/7

7:27 pm-3:13 pm

1 stop18h 46m

$339

Idaho FallsSanta Ana

IDA - SNA

IDASNA

Idaho Falls Fanning Field

Tue 9/30

6:51 pm-10:22 pm

1 stop4h 31m

Santa Ana J. Wayne/Orange Cnty

Tue 10/7

5:09 pm-10:15 pm

1 stop4h 06m

$354

Idaho FallsSanta Ana

IDA - SNA

IDASNA

Idaho Falls Fanning Field

Wed 10/1

2:35 pm-8:29 pm

1 stop6h 54m

Santa Ana J. Wayne/Orange Cnty

Wed 10/8

4:15 pm-10:49 pm

1 stop5h 34m

$361

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Los Angeles from

How to get the cheapest flight ticket from Idaho Falls to Santa Ana

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 Santa Ana?

The cheapest month to fly to Santa Ana from Idaho Falls is in April. Flight prices, which tend to average around $130, are often lower during this time because this is during the off-season. The month of May is another great option to travel to Santa Ana, with average flight prices from Idaho Falls averaging around $143.

What is the cheapest day to depart on your flight to Santa Ana?

On average, the least expensive day to fly to Santa Ana from Idaho Falls is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $137. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Monday is the most expensive day to depart from Idaho Falls because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $197.

What is the cheapest time of day to depart on your flight to Santa Ana?

Our data shows that the cheapest Idaho Falls to Santa Ana flights are usually those with departure times in the afternoon. Our users have found flights to Santa Ana in the afternoon for as low as $162. Try not to purchase tickets in the evening because they tend to be around $284. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Idaho Falls Fanning Field to Santa Ana J. Wayne/Orange Cnty flight route?

Fly from Idaho Falls Fanning Field to Santa Ana J. Wayne/Orange Cnty for the best Idaho Falls Fanning Field - Santa Ana J. Wayne/Orange Cnty flight prices

How far in advance should I book a flight to Santa Ana?

You are more likely to see cheaper flights to Santa Ana from Idaho Falls when booking weeks ahead of your departure date. In general, you can expect to find flights to Santa Ana for around $214 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Santa Ana from Idaho Falls for as low as $138 on momondo.

What cabin class options are available on Idaho Falls Fanning Field to Santa Ana J. Wayne/Orange Cnty flights?

There is only 1 cabin class available to choose from on Idaho Falls Fanning Field to Santa Ana J. Wayne/Orange Cnty flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Idaho Falls to Santa Ana flight prices changed over time?

As of September 2025, prices for Idaho Falls to Santa Ana flights are approximately 1% more expensive when compared to flights at the same time last year.

When to book flights from Idaho Falls to Santa Ana

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

Cheap Idaho Falls to Santa Ana (IDA to SNA) flight deals and tips

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

Best Price Found

$170

Fastest flight time

2h 10m

Direct flights

Mon, Tue, Thu and Sat

Airports in Santa Ana

1 airport
The best flight deal from Idaho Falls to Santa Ana found on momondo in the last 72 hours is $170
The fastest flight from Idaho Falls to Santa Ana takes 2h 10m
Direct flights go from Idaho Falls to Santa Ana on Monday, Tuesday, Thursday and Saturday. There are no airlines offering direct flights.
There is 1 airport near Santa Ana: Santa Ana J. Wayne/Orange Cnty (SNA)
Search flight deals

  • How far is Idaho Falls Fanning Field to Santa Ana J. Wayne/Orange Cnty by plane?

    There are 740.8 mi between Idaho Falls Fanning Field and Santa Ana J. Wayne/Orange Cnty. In terms of flight time, this usually takes a little over 2h 10m.

  • When did momondo last update prices for flights from Idaho Falls Fanning Field Airport to Santa Ana J. Wayne/Orange Cnty Airport?

    Prices for flights from Idaho Falls Fanning Field Airport to Santa Ana J. Wayne/Orange Cnty Airport are updated daily.

  • How many operators does momondo search for flights from Idaho Falls Fanning Field Airport to Santa Ana J. Wayne/Orange Cnty Airport?

  • How old do you have to be to fly from Idaho Falls Fanning Field Airport to Santa Ana J. Wayne/Orange Cnty Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Idaho Falls Fanning Field Airport to Santa Ana J. Wayne/Orange Cnty Airport.

  • What documentation or ID do you need to fly to Santa Ana J. Wayne/Orange Cnty Airport?

    The necessary travel and health documents for your Santa Ana J. Wayne/Orange Cnty Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Idaho Falls to Santa Ana?

  • What is the most popular airline from Idaho Falls to Santa Ana?

Best airlines flying from Idaho Falls to Santa Ana

Compare and see reviews for airlines that fly from Idaho Falls to Santa Ana with momondo
Airline
Rating
Free Cancellation
Price
Allegiant AirPriceFrom $100Free CancellationRating
7.2
699 reviews
Search Allegiant Air flights
DeltaPriceFrom $209Free CancellationRating
7.9
7,954 reviews
Search Delta flights
United AirlinesPriceFrom $275Free CancellationRating
7.4
8,929 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $283Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights

  • Allegiant Air Flights From Idaho Falls to Santa Ana

    Allegiant Air flies from Idaho Falls to Santa Ana around 2 times per week, with 699 momondo users rating the airline 7.2/10. The cheapest Allegiant Air deal from Idaho Falls to Santa Ana in the last 72 hours was $100 (round-trip), much lower than the average airfare cost of $179 for Allegiant Air flights on this route.

Traveling to a place near Los Angeles?

Book flights to Los Angeles if you plan to visit one of these locations
Anaheim
Tustin

Why use momondo?

Why should I use momondo to find a flight deal from Idaho Falls to Santa Ana?

It is quick and easy to find Idaho Falls to Santa Ana 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 Santa Ana that suits you.

Can I find flights from Idaho Falls to Santa Ana with flexible booking policies on momondo?

Flights from Idaho Falls to Santa Ana with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Idaho Falls to Santa Ana?

Once you have performed a search for Idaho Falls to Santa Ana flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track prices for Idaho Falls to Santa Ana flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Santa Ana trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Wed 10/15
Wed 10/22
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States