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Cheap flights from California to Idaho Falls from $55

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from California to Idaho Falls departing on 8/14. 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
1 adult, Economy, 0 bags

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Find the cheapest flights from California to Idaho Falls

Cheap round-trip flights

Enter your travel dates to find the best prices.
Allegiant Air Logo
6:57 pm - 10:04 pm
SNA
-
IDA
2h 07mnonstop
Allegiant Air Logo
4:55 pm - 6:07 pm
IDA
-
SNA
2h 12mnonstop
$142Allegiant Air
Fri, Aug 14 - Mon, Aug 17
Allegiant Air Logo
6:57 pm - 10:04 pm
SNA
-
IDA
2h 07mnonstop
Allegiant Air Logo
4:55 pm - 6:07 pm
IDA
-
SNA
2h 12mnonstop
$150Allegiant Air
Fri, Aug 14 - Mon, Aug 17
Multiple Airlines Logo
6:57 pm - 10:04 pm
SNA
-
IDA
2h 07mnonstop
Multiple Airlines Logo
10:54 pm - 3:01 pm
IDA
-
SNA
17h 07m
1 stop
$176Multiple Airlines
Fri, Aug 14 - Mon, Aug 17
Multiple Airlines Logo
6:50 pm - 9:57 pm
SNA
-
IDA
2h 07mnonstop
Multiple Airlines Logo
10:47 pm - 3:28 pm
IDA
-
SNA
17h 41m
1 stop
$177Multiple Airlines
Mon, Jul 27 - Mon, Aug 3
Delta Logo
6:29 am - 2:35 pm
SAN
-
IDA
7h 06m
1 stop
Delta Logo
6:00 am - 8:41 am
IDA
-
SAN
3h 41m
1 stop
$251Delta
Tue, Aug 4 - Tue, Aug 11
United Airlines Logo
6:35 am - 1:25 pm
SAN
-
IDA
5h 50m
1 stop
United Airlines Logo
4:04 pm - 8:34 pm
IDA
-
SAN
5h 30m
1 stop
$256United Airlines
Tue, Aug 4 - Tue, Aug 11
Delta Logo
5:35 am - 10:50 am
LAX
-
IDA
4h 15m
1 stop
Delta Logo
3:17 pm - 6:26 pm
IDA
-
LAX
4h 09m
1 stop
$257Delta
Sat, Aug 22 - Tue, Sep 1
United Airlines Logo
6:35 am - 1:25 pm
SAN
-
IDA
5h 50m
1 stop
United Airlines Logo
4:04 pm - 8:34 pm
IDA
-
SAN
5h 30m
1 stop
$258United Airlines
Tue, Aug 4 - Tue, Aug 11
Alaska Airlines Logo
7:09 am - 1:06 pm
BUR
-
IDA
4h 57m
1 stop
Alaska Airlines Logo
4:14 pm - 8:18 pm
IDA
-
BUR
5h 04m
1 stop
$333Alaska Airlines
Tue, Aug 4 - Tue, Aug 4
Alaska Airlines Logo
8:13 am - 1:06 pm
SMF
-
IDA
3h 53m
1 stop
Alaska Airlines Logo
4:14 pm - 7:37 pm
IDA
-
SMF
4h 23m
1 stop
$336Alaska Airlines
Thu, Aug 13 - Mon, Aug 17

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United Airlines flights from California to Idaho Falls

Our best United Airlines deals on California to Idaho Falls flight tickets
United Airlines
Aug 4
SAN6:35 amSan Diego
5h 50m
1 stop
IDA1:25 pmIdaho Falls Fanning Field
Aug 11
IDA4:04 pmIdaho Falls Fanning Field
5h 30m
1 stop
SAN8:34 pmSan Diego
$256
United Airlines
Aug 4
SAN6:35 amSan Diego
5h 50m
1 stop
IDA1:25 pmIdaho Falls Fanning Field
Aug 11
IDA4:04 pmIdaho Falls Fanning Field
5h 30m
1 stop
SAN8:34 pmSan Diego
$258
United Airlines
Aug 25
SAN6:30 amSan Diego
7h 53m
1 stop
IDA3:23 pmIdaho Falls Fanning Field
Aug 29
IDA4:04 pmIdaho Falls Fanning Field
5h 30m
1 stop
SAN8:34 pmSan Diego
$311

Alaska Airlines flights from California to Idaho Falls

Our best Alaska Airlines deals on California to Idaho Falls flight tickets
Alaska Airlines
Sep 6
LAX9:37 pmLos Angeles
14h 47m
1 stop
IDA1:24 pmIdaho Falls Fanning Field
Sep 12
IDA3:57 pmIdaho Falls Fanning Field
7h 51m
1 stop
LAX10:48 pmLos Angeles
$315
Alaska Airlines
Aug 4
BUR7:09 amBurbank Bob Hope
4h 57m
1 stop
IDA1:06 pmIdaho Falls Fanning Field
Aug 4
IDA4:14 pmIdaho Falls Fanning Field
5h 04m
1 stop
BUR8:18 pmBurbank Bob Hope
$333
Alaska Airlines
Aug 13
SMF8:13 amSacramento Intl
3h 53m
1 stop
IDA1:06 pmIdaho Falls Fanning Field
Aug 17
IDA4:14 pmIdaho Falls Fanning Field
4h 23m
1 stop
SMF7:37 pmSacramento Intl
$336

momondo Fare Finder

 
Customize your flight search to find flights from California 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 July 1, 2026.
Use the filters below to find and compare flights from California to Idaho Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Santa AnaIdaho Falls

SNA - IDA

SNAIDA

Santa Ana J. Wayne/Orange Cnty

Fri 8/14

6:57 pm-10:04 pm

Nonstop2h 07m

Idaho Falls Fanning Field

Mon 8/17

4:55 pm-6:07 pm

Nonstop2h 12m

$142

Santa AnaIdaho Falls

SNA - IDA

SNAIDA

Santa Ana J. Wayne/Orange Cnty

Fri 8/14

6:57 pm-10:04 pm

Nonstop2h 07m

Idaho Falls Fanning Field

Mon 8/17

4:55 pm-6:07 pm

Nonstop2h 12m

$150

Santa AnaIdaho Falls

SNA - IDA

SNAIDA

Santa Ana J. Wayne/Orange Cnty

Fri 8/14

6:57 pm-10:04 pm

Nonstop2h 07m

Idaho Falls Fanning Field

Mon 8/17

10:54 pm-3:01 pm

1 stop17h 07m

$176

Santa AnaIdaho Falls

SNA - IDA

SNAIDA

Santa Ana J. Wayne/Orange Cnty

Mon 7/27

6:50 pm-9:57 pm

Nonstop2h 07m

Idaho Falls Fanning Field

Mon 8/3

10:47 pm-3:28 pm

1 stop17h 41m

$177

San DiegoIdaho Falls

SAN - IDA

SANIDA

San Diego

Tue 8/4

6:29 am-2:35 pm

1 stop7h 06m

Idaho Falls Fanning Field

Tue 8/11

6:00 am-8:41 am

1 stop3h 41m

$251

San DiegoIdaho Falls

SAN - IDA

SANIDA

San Diego

Tue 8/4

6:35 am-1:25 pm

1 stop5h 50m

Idaho Falls Fanning Field

Tue 8/11

4:04 pm-8:34 pm

1 stop5h 30m

$256

Los AngelesIdaho Falls

LAX - IDA

LAXIDA

Los Angeles

Sat 8/22

5:35 am-10:50 am

1 stop4h 15m

Idaho Falls Fanning Field

Tue 9/1

3:17 pm-6:26 pm

1 stop4h 09m

$257

San DiegoIdaho Falls

SAN - IDA

SANIDA

San Diego

Tue 8/4

6:35 am-1:25 pm

1 stop5h 50m

Idaho Falls Fanning Field

Tue 8/11

4:04 pm-8:34 pm

1 stop5h 30m

$258

BurbankIdaho Falls

BUR - IDA

BURIDA

Burbank Bob Hope

Tue 8/4

7:09 am-1:06 pm

1 stop4h 57m

Idaho Falls Fanning Field

Tue 8/4

4:14 pm-8:18 pm

1 stop5h 04m

$333

SacramentoIdaho Falls

SMF - IDA

SMFIDA

Sacramento Intl

Thu 8/13

8:13 am-1:06 pm

1 stop3h 53m

Idaho Falls Fanning Field

Mon 8/17

4:14 pm-7:37 pm

1 stop4h 23m

$336

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 California 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 November, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $80.

What is the cheapest California to Idaho Falls Fanning Field flight route?

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

What cabin class options are available on California to Idaho Falls flights?

There is only 1 cabin class available to choose from on California to Idaho Falls 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 California to Idaho Falls flights?

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

Cheap California to Idaho Falls flight deals and tips

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

Best Price Found

$156

Fastest flight time

1h 48m

Direct flights

Tue and Sat

Airports in Idaho Falls

1 airport
The best flight deal from California to Idaho Falls found on momondo in the last 72 hours is $156
The fastest flight from California to Idaho Falls takes 1h 48m
Direct flights go from California to Idaho Falls on Tuesday and Saturday. There are no airlines offering direct flights.
There is 1 airport in Idaho Falls. From California there are direct flights to Idaho Falls Fanning Field (IDA).
Search flight deals

Frequently asked questions about flying from California to Idaho Falls

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

    Prices for flights from California to Idaho Falls Fanning Field Airport are updated daily.

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

  • How old do you have to be to fly from California 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 California 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 California to Idaho Falls?

Best airlines flying from California to Idaho Falls

Compare and see reviews for airlines that fly from California to Idaho Falls with momondo
Airline
Rating
Free Cancellation
Price
Allegiant AirPriceFrom $98Free CancellationRating
7.3
689 reviews
Search Allegiant Air flights
DeltaPriceFrom $133Free CancellationRating
7.8
8,452 reviews
Search Delta flights
Alaska AirlinesPriceFrom $162Free CancellationRating
7.9
12,602 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom $219Free CancellationRating
7.4
9,917 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 California to Idaho Falls?

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

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

Yes. momondo allows you to filter the results for California to Idaho Falls flights to just show those with flexible booking policies.

How can momondo help me find flights from California 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 California.

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

Price alerts on flights to Idaho Falls from California 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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