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Cheap flights from Santa Ana to Idaho Falls from $91

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Santa Ana to Idaho Falls departing on 9/26. 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 Santa Ana to Idaho Falls (SNA-IDA)

Cheap round-trip flights

Allegiant Air Logo
6:55 pm - 10:05 pmSNA-IDA
2h 10mnonstop
Allegiant Air Logo
3:39 pm - 4:49 pmIDA-SNA
2h 10mnonstop
$162Allegiant Air
Find Deal
Fri, Sep 12 - Mon, Sep 22
Logo
6:55 pm - 10:05 pmSNA-IDA
2h 10mnonstop
Logo
9:39 pm - 1:15 pmIDA-SNA
16h 36m1 stop
$195
Find Deal
Fri, Sep 12 - Mon, Sep 22
Allegiant Air Logo
7:04 pm - 10:12 pmSNA-IDA
2h 08mnonstop
Allegiant Air Logo
1:39 pm - 2:49 pmIDA-SNA
2h 10mnonstop
$200Allegiant Air
Find Deal
Fri, Oct 10 - Mon, Oct 13
Logo
8:30 pm - 11:46 amSNA-IDA
14h 16m1 stop
Logo
4:55 pm - 6:05 pmIDA-SNA
2h 10mnonstop
$211
Find Deal
Sun, Aug 31 - Fri, Sep 5
Alaska Airlines Logo
6:45 am - 3:38 pmSNA-IDA
7h 53m1 stop
Alaska Airlines Logo
6:00 am - 11:49 amIDA-SNA
6h 49m1 stop
$284Alaska Airlines
Find Deal
Tue, Oct 14 - Tue, Oct 21
Delta Logo
8:15 am - 2:19 pmSNA-IDA
5h 04m1 stop
Delta Logo
6:00 am - 8:49 amIDA-SNA
3h 49m1 stop
$331Delta
Find Deal
Sun, Aug 31 - Thu, Sep 4
Delta Logo
5:05 pm - 10:25 pmSNA-IDA
4h 20m1 stop
Delta Logo
6:51 pm - 10:22 pmIDA-SNA
4h 31m1 stop
$335Delta
Find Deal
Fri, Sep 26 - Mon, Sep 29
Alaska Airlines Logo
6:45 am - 3:38 pmSNA-IDA
7h 53m1 stop
Alaska Airlines Logo
6:00 am - 1:26 pmIDA-SNA
8h 26m2 stops
$343Alaska Airlines
Find Deal
Tue, Oct 14 - Tue, Oct 21
United Airlines Logo
11:30 am - 5:15 pmSNA-IDA
4h 45m1 stop
United Airlines Logo
5:00 am - 9:16 amIDA-SNA
5h 16m1 stop
$371United Airlines
Find Deal
Sun, Aug 31 - Wed, Sep 3
United Airlines Logo
11:30 am - 5:15 pmSNA-IDA
4h 45m1 stop
United Airlines Logo
5:00 am - 9:16 amIDA-SNA
5h 16m1 stop
$396United Airlines
Find Deal
Sun, Aug 31 - Tue, Sep 2

Allegiant Air flights from Santa Ana to Idaho Falls

Our best Allegiant Air deals on Santa Ana to Idaho Falls flight tickets
Allegiant Air
Sep 12
SNA6:55 pmSanta Ana J. Wayne/Orange Cnty
2h 10m
IDA10:05 pmIdaho Falls Fanning Field
Sep 22
IDA3:39 pmIdaho Falls Fanning Field
2h 10m
SNA4:49 pmSanta Ana J. Wayne/Orange Cnty
$162
Find similar
Allegiant Air
Oct 10
SNA7:04 pmSanta Ana J. Wayne/Orange Cnty
2h 08m
IDA10:12 pmIdaho Falls Fanning Field
Oct 13
IDA1:39 pmIdaho Falls Fanning Field
2h 10m
SNA2:49 pmSanta Ana J. Wayne/Orange Cnty
$200
Find similar
Allegiant Air
Sep 26
SNA6:55 pmSanta Ana J. Wayne/Orange Cnty
2h 10m
IDA10:05 pmIdaho Falls Fanning Field
Sep 29
IDA3:39 pmIdaho Falls Fanning Field
2h 10m
SNA4:49 pmSanta Ana J. Wayne/Orange Cnty
$239
Find similar

Delta flights from Santa Ana to Idaho Falls

Our best Delta deals on Santa Ana to Idaho Falls flight tickets
Delta
Aug 31
SNA8:15 amSanta Ana J. Wayne/Orange Cnty
5h 04m
1 stop
IDA2:19 pmIdaho Falls Fanning Field
Sep 4
IDA6:00 amIdaho Falls Fanning Field
3h 49m
1 stop
SNA8:49 amSanta Ana J. Wayne/Orange Cnty
$331
Find similar
Delta
Sep 26
SNA5:05 pmSanta Ana J. Wayne/Orange Cnty
4h 20m
1 stop
IDA10:25 pmIdaho Falls Fanning Field
Sep 29
IDA6:51 pmIdaho Falls Fanning Field
4h 31m
1 stop
SNA10:22 pmSanta Ana J. Wayne/Orange Cnty
$335
Find similar
Delta
Aug 31
SNA8:15 amSanta Ana J. Wayne/Orange Cnty
5h 04m
1 stop
IDA2:19 pmIdaho Falls Fanning Field
Sep 6
IDA6:52 pmIdaho Falls Fanning Field
4h 31m
1 stop
SNA10:23 pmSanta Ana J. Wayne/Orange Cnty
$345
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Santa Ana 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 17, 2025.
Use the filters below to find and compare flights from Santa Ana to Idaho Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Santa AnaIdaho Falls

SNA - IDA

SNAIDA

Santa Ana J. Wayne/Orange Cnty

Fri 9/12

6:55 pm-10:05 pm

Nonstop2h 10m

Idaho Falls Fanning Field

Mon 9/22

3:39 pm-4:49 pm

Nonstop2h 10m

$162

Santa AnaIdaho Falls

SNA - IDA

SNAIDA

Santa Ana J. Wayne/Orange Cnty

Fri 9/12

6:55 pm-10:05 pm

Nonstop2h 10m

Idaho Falls Fanning Field

Mon 9/22

9:39 pm-1:15 pm

1 stop16h 36m

$195

Santa AnaIdaho Falls

SNA - IDA

SNAIDA

Santa Ana J. Wayne/Orange Cnty

Fri 10/10

7:04 pm-10:12 pm

Nonstop2h 08m

Idaho Falls Fanning Field

Mon 10/13

1:39 pm-2:49 pm

Nonstop2h 10m

$200

Santa AnaIdaho Falls

SNA - IDA

SNAIDA

Santa Ana J. Wayne/Orange Cnty

Sun 8/31

8:30 pm-11:46 am

1 stop14h 16m

Idaho Falls Fanning Field

Fri 9/5

4:55 pm-6:05 pm

Nonstop2h 10m

$211

Santa AnaIdaho Falls

SNA - IDA

SNAIDA

Santa Ana J. Wayne/Orange Cnty

Tue 10/14

6:45 am-3:38 pm

1 stop7h 53m

Idaho Falls Fanning Field

Tue 10/21

6:00 am-11:49 am

1 stop6h 49m

$284

Santa AnaIdaho Falls

SNA - IDA

SNAIDA

Santa Ana J. Wayne/Orange Cnty

Sun 8/31

8:15 am-2:19 pm

1 stop5h 04m

Idaho Falls Fanning Field

Thu 9/4

6:00 am-8:49 am

1 stop3h 49m

$331

Santa AnaIdaho Falls

SNA - IDA

SNAIDA

Santa Ana J. Wayne/Orange Cnty

Fri 9/26

5:05 pm-10:25 pm

1 stop4h 20m

Idaho Falls Fanning Field

Mon 9/29

6:51 pm-10:22 pm

1 stop4h 31m

$335

Santa AnaIdaho Falls

SNA - IDA

SNAIDA

Santa Ana J. Wayne/Orange Cnty

Tue 10/14

6:45 am-3:38 pm

1 stop7h 53m

Idaho Falls Fanning Field

Tue 10/21

6:00 am-1:26 pm

2 stops8h 26m

$343

Santa AnaIdaho Falls

SNA - IDA

SNAIDA

Santa Ana J. Wayne/Orange Cnty

Sun 8/31

11:30 am-5:15 pm

1 stop4h 45m

Idaho Falls Fanning Field

Wed 9/3

5:00 am-9:16 am

1 stop5h 16m

$371

Santa AnaIdaho Falls

SNA - IDA

SNAIDA

Santa Ana J. Wayne/Orange Cnty

Sun 8/31

11:30 am-5:15 pm

1 stop4h 45m

Idaho Falls Fanning Field

Tue 9/2

5:00 am-9:16 am

1 stop5h 16m

$396

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 Santa Ana 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 January is also cheap. Prices for this month can be found on momondo for an average of $189.

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 Santa Ana 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.

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

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

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

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

Can stopping save me money on Santa Ana to Idaho Falls flights?

No. A direct flight is the cheapest option for a flight between Santa Ana to Idaho Falls.

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

As of August 2025, prices for Santa Ana to Idaho Falls flights are approximately 6% cheaper when compared to flights at the same time last year.

When to book flights from Santa Ana to Idaho Falls

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

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

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

Best Price Found

$91

Fastest flight time

2h 07m

Direct flights

Tue and Sat

Airports in Idaho Falls

1 airport
The best one-way flight to Idaho Falls from Santa Ana in the past 72 hours is $91. The best round-trip flight deal from Santa Ana to Idaho Falls found on momondo in the last 72 hours is $162.
The fastest flight from Santa Ana to Idaho Falls takes 2h 07m
Direct flights go from Santa Ana to Idaho Falls on Tuesday and Saturday. The only airline offering direct flights is Allegiant Air.
There is 1 airport near Idaho Falls: Idaho Falls Fanning Field (IDA)
Search flight deals

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

    The straight-line distance from Santa Ana J. Wayne/Orange Cnty to Idaho Falls Fanning Field is 740.8 mi. A reasonable flight in good conditions will take 2h 07m.

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

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

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

  • How old do you have to be to fly from Santa Ana J. Wayne/Orange Cnty Airport to Idaho Falls Fanning Field 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 Santa Ana J. Wayne/Orange Cnty 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 you'll need for your trip to Idaho Falls Fanning Field Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Idaho Falls Fanning Field Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

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

Best airlines flying from Santa Ana to Idaho Falls

Compare and see reviews for airlines that fly from Santa Ana to Idaho Falls with momondo
Airline
Rating
Free Cancellation
Price
Allegiant AirPriceFrom $126Free CancellationRating
7.2
701 reviews
Search Allegiant Air flights
DeltaPriceFrom $274Free CancellationRating
8.0
7,986 reviews
Search Delta flights
Alaska AirlinesPriceFrom $288Free CancellationRating
8.0
10,000 reviews
Search Alaska 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 Santa Ana to Idaho Falls?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Santa Ana to Idaho Falls. Millions of users trust and use momondo every year so you are in good hands.

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

momondo does allow users to show only those flights to Idaho Falls from Santa Ana which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Idaho Falls from Santa Ana.

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

Yes. momondo can track prices for Santa Ana to Idaho Falls 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.

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