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Cheap flights from California to Idaho Falls from $102

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from California to Idaho Falls departing on 4/13. 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

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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
6:18 pm - 9:31 pm
SNA
-
IDA
2h 13mnonstop
Allegiant Air Logo
4:17 pm - 5:28 pm
IDA
-
SNA
2h 11mnonstop
$102Allegiant Air
Mon, Apr 13 - Fri, Apr 24
Allegiant Air Logo
6:18 pm - 9:31 pm
SNA
-
IDA
2h 13mnonstop
Allegiant Air Logo
4:17 pm - 5:28 pm
IDA
-
SNA
2h 11mnonstop
$108Allegiant Air
Fri, Apr 10 - Fri, Apr 17
Allegiant Air Logo
6:18 pm - 9:31 pm
SNA
-
IDA
2h 13mnonstop
Allegiant Air Logo
4:17 pm - 5:28 pm
IDA
-
SNA
2h 11mnonstop
$137Allegiant Air
Fri, May 1 - Mon, May 11
Multiple Airlines Logo
6:45 am - 3:27 pm
SNA
-
IDA
7h 42m
1 stop
Multiple Airlines Logo
4:17 pm - 5:28 pm
IDA
-
SNA
2h 11mnonstop
$168Multiple Airlines
Mon, Apr 13 - Fri, Apr 24
Multiple Airlines Logo
6:18 pm - 9:31 pm
SNA
-
IDA
2h 13mnonstop
Multiple Airlines Logo
10:21 pm - 1:58 pm
IDA
-
SNA
16h 37m
1 stop
$170Multiple Airlines
Fri, Apr 10 - Mon, Apr 13
Alaska Airlines Logo
1:22 pm - 10:52 pm
MFR
-
IDA
8h 30m
1 stop
Alaska Airlines Logo
4:06 pm - 7:04 pm
IDA
-
MFR
3h 58m
1 stop
$289Alaska Airlines
Wed, Apr 15 - Tue, Apr 28
American Airlines Logo
4:32 pm - 11:39 pm
SAN
-
IDA
6h 07m
1 stop
American Airlines Logo
7:48 am - 11:57 am
IDA
-
SAN
5h 09m
1 stop
$333American Airlines
Wed, Apr 22 - Wed, Apr 29
Delta Logo
5:50 am - 10:47 am
SJC
-
IDA
3h 57m
1 stop
Delta Logo
11:30 am - 4:09 pm
IDA
-
SJC
5h 39m
1 stop
$334Delta
Tue, May 12 - Sat, May 16
Delta Logo
5:05 pm - 10:40 pm
ONT
-
IDA
4h 35m
1 stop
Delta Logo
6:58 pm - 10:43 pm
IDA
-
ONT
4h 45m
1 stop
$337Delta
Wed, Apr 22 - Sat, May 2
Alaska Airlines Logo
2:40 pm - 1:17 pm
SJC
-
IDA
21h 37m
1 stop
Alaska Airlines Logo
4:03 pm - 10:59 pm
IDA
-
SJC
7h 56m
1 stop
$351Alaska Airlines
Tue, May 12 - Sat, May 16

American Airlines flights from California to Idaho Falls

Our best American Airlines deals on California to Idaho Falls flight tickets
American Airlines
Apr 22
SAN4:32 pmSan Diego
6h 07m
1 stop
IDA11:39 pmIdaho Falls Fanning Field
Apr 29
IDA7:48 amIdaho Falls Fanning Field
5h 09m
1 stop
SAN11:57 amSan Diego
$333
American Airlines
Apr 28
SFO4:15 pmSan Francisco
6h 24m
1 stop
IDA11:39 pmIdaho Falls Fanning Field
May 2
IDA7:48 amIdaho Falls Fanning Field
5h 34m
1 stop
SFO12:22 pmSan Francisco
$395
American Airlines
Apr 10
SNA4:23 pmSanta Ana J. Wayne/Orange Cnty
6h 16m
1 stop
IDA11:39 pmIdaho Falls Fanning Field
Apr 14
IDA7:48 amIdaho Falls Fanning Field
5h 44m
1 stop
SNA12:32 pmSanta Ana J. Wayne/Orange Cnty
$400

Allegiant Air flights from California to Idaho Falls

Our best Allegiant Air deals on California to Idaho Falls flight tickets
Allegiant Air
Apr 13
SNA6:18 pmSanta Ana J. Wayne/Orange Cnty
2h 13m
IDA9:31 pmIdaho Falls Fanning Field
Apr 24
IDA4:17 pmIdaho Falls Fanning Field
2h 11m
SNA5:28 pmSanta Ana J. Wayne/Orange Cnty
$102
Allegiant Air
Apr 10
SNA6:18 pmSanta Ana J. Wayne/Orange Cnty
2h 13m
IDA9:31 pmIdaho Falls Fanning Field
Apr 17
IDA4:17 pmIdaho Falls Fanning Field
2h 11m
SNA5:28 pmSanta Ana J. Wayne/Orange Cnty
$108
Allegiant Air
May 1
SNA6:18 pmSanta Ana J. Wayne/Orange Cnty
2h 13m
IDA9:31 pmIdaho Falls Fanning Field
May 11
IDA4:17 pmIdaho Falls Fanning Field
2h 11m
SNA5:28 pmSanta Ana J. Wayne/Orange Cnty
$137

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 March 29, 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

Mon 4/13

6:18 pm-9:31 pm

Nonstop2h 13m

Idaho Falls Fanning Field

Fri 4/24

4:17 pm-5:28 pm

Nonstop2h 11m

$102

Santa AnaIdaho Falls

SNA - IDA

SNAIDA

Santa Ana J. Wayne/Orange Cnty

Fri 4/10

6:18 pm-9:31 pm

Nonstop2h 13m

Idaho Falls Fanning Field

Fri 4/17

4:17 pm-5:28 pm

Nonstop2h 11m

$108

Santa AnaIdaho Falls

SNA - IDA

SNAIDA

Santa Ana J. Wayne/Orange Cnty

Fri 5/1

6:18 pm-9:31 pm

Nonstop2h 13m

Idaho Falls Fanning Field

Mon 5/11

4:17 pm-5:28 pm

Nonstop2h 11m

$137

Santa AnaIdaho Falls

SNA - IDA

SNAIDA

Santa Ana J. Wayne/Orange Cnty

Mon 4/13

6:45 am-3:27 pm

1 stop7h 42m

Idaho Falls Fanning Field

Fri 4/24

4:17 pm-5:28 pm

Nonstop2h 11m

$168

Santa AnaIdaho Falls

SNA - IDA

SNAIDA

Santa Ana J. Wayne/Orange Cnty

Fri 4/10

6:18 pm-9:31 pm

Nonstop2h 13m

Idaho Falls Fanning Field

Mon 4/13

10:21 pm-1:58 pm

1 stop16h 37m

$170

MedfordIdaho Falls

MFR - IDA

MFRIDA

Medford

Wed 4/15

1:22 pm-10:52 pm

1 stop8h 30m

Idaho Falls Fanning Field

Tue 4/28

4:06 pm-7:04 pm

1 stop3h 58m

$289

San DiegoIdaho Falls

SAN - IDA

SANIDA

San Diego

Wed 4/22

4:32 pm-11:39 pm

1 stop6h 07m

Idaho Falls Fanning Field

Wed 4/29

7:48 am-11:57 am

1 stop5h 09m

$333

San JoseIdaho Falls

SJC - IDA

SJCIDA

San Jose

Tue 5/12

5:50 am-10:47 am

1 stop3h 57m

Idaho Falls Fanning Field

Sat 5/16

11:30 am-4:09 pm

1 stop5h 39m

$334

OntarioIdaho Falls

ONT - IDA

ONTIDA

Ontario

Wed 4/22

5:05 pm-10:40 pm

1 stop4h 35m

Idaho Falls Fanning Field

Sat 5/2

6:58 pm-10:43 pm

1 stop4h 45m

$337

San JoseIdaho Falls

SJC - IDA

SJCIDA

San Jose

Tue 5/12

2:40 pm-1:17 pm

1 stop21h 37m

Idaho Falls Fanning Field

Sat 5/16

4:03 pm-10:59 pm

1 stop7h 56m

$351

Flights are sorted by cheapest round-trip flights 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 California to Idaho Falls Fanning Field flight route?

Fly from Oakland 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 Fanning Field flights?

There is only 1 cabin class available to choose from on California 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 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

$107

Fastest flight time

1h 45m

Direct flights

Tue and Sat

Airports in Idaho Falls

1 airport
The best one-way flight to Idaho Falls from California in the past 72 hours is $107. The best round-trip flight deal from California to Idaho Falls found on momondo in the last 72 hours is $154.
The fastest flight from California to Idaho Falls takes 1h 45m
Direct flights go from California to Idaho Falls on Tuesday and Saturday. The only airline offering direct flights is Allegiant Air.
There is 1 airport in Idaho Falls. From California there are direct flights to Idaho Falls Fanning Field (IDA).
Search flight deals

  • 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 $95Free CancellationRating
7.3
709 reviews
Search Allegiant Air flights
DeltaPriceFrom $126Free CancellationRating
7.9
8,359 reviews
Search Delta flights
United AirlinesPriceFrom $219Free CancellationRating
7.4
9,514 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $238Free CancellationRating
7.9
12,140 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 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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