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Cheap flights from Idaho Falls to California from $49

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 California departing on 1/5. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
Allegiant Air Logo
9:20 pm - 10:07 pm
IDA
-
LAS
1h 47mnonstop
Allegiant Air Logo
11:23 am - 2:19 pm
LAS
-
IDA
1h 56mnonstop
$84Allegiant Air
Mon, Jan 26 - Fri, Jan 30
Allegiant Air Logo
10:52 pm - 11:35 pm
IDA
-
LAS
1h 43mnonstop
Allegiant Air Logo
11:23 am - 2:19 pm
LAS
-
IDA
1h 56mnonstop
$86Allegiant Air
Mon, Jan 5 - Mon, Jan 12
Allegiant Air Logo
9:20 pm - 10:07 pm
IDA
-
LAS
1h 47mnonstop
Allegiant Air Logo
11:23 am - 2:19 pm
LAS
-
IDA
1h 56mnonstop
$102Allegiant Air
Fri, Jan 23 - Mon, Jan 26
Delta Logo
5:25 am - 8:55 am
IDA
-
SMF
4h 30m1 stop
Delta Logo
5:12 pm - 10:57 pm
SMF
-
IDA
4h 45m1 stop
$219Delta
Thu, Jan 15 - Tue, Jan 20
United Airlines Logo
4:19 pm - 10:37 pm
IDA
-
SAN
7h 18m1 stop
United Airlines Logo
9:00 am - 3:31 pm
SAN
-
IDA
5h 31m1 stop
$219United Airlines
Thu, Jan 15 - Sun, Jan 18
Alaska Airlines Logo
6:58 pm - 11:23 am
IDA
-
SMF
17h 25m1 stop
Alaska Airlines Logo
1:16 pm - 10:59 pm
SMF
-
IDA
8h 43m1 stop
$238Alaska Airlines
Wed, Jan 14 - Sat, Jan 24
Alaska Airlines Logo
6:58 pm - 9:48 am
IDA
-
SJC
15h 50m1 stop
Alaska Airlines Logo
9:05 am - 6:18 pm
SJC
-
IDA
8h 13m1 stop
$238Alaska Airlines
Sat, Jan 10 - Tue, Jan 13
Delta Logo
5:25 am - 8:55 am
IDA
-
SMF
4h 30m1 stop
Delta Logo
5:55 pm - 10:21 pm
SMF
-
IDA
3h 26m1 stop
$239Delta
Tue, Feb 10 - Sat, Feb 14
United Airlines Logo
4:19 pm - 8:42 pm
IDA
-
SAN
5h 23m1 stop
United Airlines Logo
6:30 am - 1:30 pm
SAN
-
IDA
6h 00m1 stop
$254United Airlines
Tue, Jan 20 - Fri, Jan 23
American Airlines Logo
7:00 am - 12:18 pm
IDA
-
RNO
6h 18m1 stop
American Airlines Logo
7:10 pm - 10:21 pm
RNO
-
IDA
26h 11m1 stop
$479American Airlines
Thu, Dec 25 - Mon, Dec 29

American Airlines flights from Idaho Falls to California

Our best American Airlines deals on Idaho Falls to California flight tickets
American Airlines
Jan 15
IDA7:20 amIdaho Falls Fanning Field
5h 43m
1 stop
ONT12:03 pmOntario
Jan 17
ONT4:45 pmOntario
4h 51m
1 stop
IDA10:36 pmIdaho Falls Fanning Field
$454
Find similar
American Airlines
Dec 24
IDA7:00 amIdaho Falls Fanning Field
6h 17m
1 stop
LAX12:17 pmLos Angeles
Dec 26
LAX4:30 pmLos Angeles
4h 51m
1 stop
IDA10:21 pmIdaho Falls Fanning Field
$461
Find similar
American Airlines
Dec 25
IDA7:00 amIdaho Falls Fanning Field
6h 18m
1 stop
RNO12:18 pmReno
Dec 29
RNO7:10 pmReno
26h 11m
1 stop
IDA10:21 pmIdaho Falls Fanning Field
$479
Find similar

Hawaiian Airlines flights from Idaho Falls to California

Our best Hawaiian Airlines deals on Idaho Falls to California flight tickets
Hawaiian Airlines
Jan 12
IDA6:58 pmIdaho Falls Fanning Field
5h 05m
1 stop
SFO11:03 pmSan Francisco
Jan 20
SFO12:00 pmSan Francisco
5h 18m
1 stop
IDA6:18 pmIdaho Falls Fanning Field
$210
Find similar
Hawaiian Airlines
Mar 10
IDA8:00 amIdaho Falls Fanning Field
7h 39m
1 stop
FAT2:39 pmFresno Airterminal
Mar 11
FAT3:40 pmFresno Airterminal
6h 56m
1 stop
IDA11:36 pmIdaho Falls Fanning Field
$276
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Idaho Falls to California 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 December 11, 2025.
Use the filters below to find and compare flights from Idaho Falls to California that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Idaho FallsLas Vegas

IDA - LAS

IDALAS

Idaho Falls Fanning Field

Mon 1/26

9:20 pm-10:07 pm

Nonstop1h 47m

Las Vegas Harry Reid Intl

Fri 1/30

11:23 am-2:19 pm

Nonstop1h 56m

$84

Idaho FallsLas Vegas

IDA - LAS

IDALAS

Idaho Falls Fanning Field

Mon 1/5

10:52 pm-11:35 pm

Nonstop1h 43m

Las Vegas Harry Reid Intl

Mon 1/12

11:23 am-2:19 pm

Nonstop1h 56m

$86

Idaho FallsLas Vegas

IDA - LAS

IDALAS

Idaho Falls Fanning Field

Fri 1/23

9:20 pm-10:07 pm

Nonstop1h 47m

Las Vegas Harry Reid Intl

Mon 1/26

11:23 am-2:19 pm

Nonstop1h 56m

$102

Idaho FallsSacramento

IDA - SMF

IDASMF

Idaho Falls Fanning Field

Thu 1/15

5:25 am-8:55 am

1 stop4h 30m

Sacramento Intl

Tue 1/20

5:12 pm-10:57 pm

1 stop4h 45m

$219

Idaho FallsSan Diego

IDA - SAN

IDASAN

Idaho Falls Fanning Field

Thu 1/15

4:19 pm-10:37 pm

1 stop7h 18m

San Diego

Sun 1/18

9:00 am-3:31 pm

1 stop5h 31m

$219

Idaho FallsSacramento

IDA - SMF

IDASMF

Idaho Falls Fanning Field

Wed 1/14

6:58 pm-11:23 am

1 stop17h 25m

Sacramento Intl

Sat 1/24

1:16 pm-10:59 pm

1 stop8h 43m

$238

Idaho FallsSan Jose

IDA - SJC

IDASJC

Idaho Falls Fanning Field

Sat 1/10

6:58 pm-9:48 am

1 stop15h 50m

San Jose

Tue 1/13

9:05 am-6:18 pm

1 stop8h 13m

$238

Idaho FallsSacramento

IDA - SMF

IDASMF

Idaho Falls Fanning Field

Tue 2/10

5:25 am-8:55 am

1 stop4h 30m

Sacramento Intl

Sat 2/14

5:55 pm-10:21 pm

1 stop3h 26m

$239

Idaho FallsSan Diego

IDA - SAN

IDASAN

Idaho Falls Fanning Field

Tue 1/20

4:19 pm-8:42 pm

1 stop5h 23m

San Diego

Fri 1/23

6:30 am-1:30 pm

1 stop6h 00m

$254

Idaho FallsReno

IDA - RNO

IDARNO

Idaho Falls Fanning Field

Thu 12/25

7:00 am-12:18 pm

1 stop6h 18m

Reno

Mon 12/29

7:10 pm-10:21 pm

1 stop26h 11m

$479

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 California from

How to get the cheapest flight ticket from Idaho Falls to California

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 California?

The month of May is another great option to travel to California, with average flight prices from Idaho Falls averaging around $302.

What is the cheapest day to depart on your flight to California?

The cheapest day to depart from Idaho Falls to California is on a Tuesday. Travelers who choose to depart for California on a Tuesday will often find tickets for as low as $324. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to California on Friday is $544.

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

The cheapest time of day to fly to California is in the afternoon when flights can be purchased for as low as $347. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $487 on average. Flights to California from Idaho Falls at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

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

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

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

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

Cheap Idaho Falls to California flight deals and tips

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

Best Price Found

$91

Fastest flight time

1h 43m

Direct flights

Tue and Sat

Airports in California

418 airports
The best one-way flight to California from Idaho Falls in the past 72 hours is $91. The best round-trip flight deal from Idaho Falls to California found on momondo in the last 72 hours is $180.
The fastest flight from Idaho Falls to California takes 1h 43m
Direct flights go from Idaho Falls to California on Tuesday and Saturday. The only airline offering direct flights is Allegiant Air.
There are 418 airports in California. From Idaho Falls there are direct flights to Santa Ana J. Wayne/Orange Cnty (SNA), Las Vegas Harry Reid Intl (LAS).
Search flight deals

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

    Prices for flights from Idaho Falls Fanning Field Airport to California were last updated today.

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

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

    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 California.

  • What documentation or ID do you need to fly to California?

    The required travel and health documents for your California trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at California. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

Best airlines flying from Idaho Falls to California

Compare and see reviews for airlines that fly from Idaho Falls to California with momondo
Airline
Rating
Free Cancellation
Price
Allegiant AirPriceFrom $90Free CancellationRating
7.2
699 reviews
Search Allegiant Air flights
United AirlinesPriceFrom $155Free CancellationRating
7.4
9,095 reviews
Search United Airlines flights
DeltaPriceFrom $159Free CancellationRating
7.9
8,009 reviews
Search Delta flights
Alaska AirlinesPriceFrom $240Free CancellationRating
8.0
11,429 reviews
Search Alaska Airlines flights
American AirlinesPriceFrom $274Free CancellationRating
7.2
11,048 reviews
Search American Airlines flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Idaho Falls to California for you.

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

Yes. momondo enables you to select and highlight flights to California from Idaho Falls with this policy.

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

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 California from Idaho Falls.

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

Yes momondo offers price alerts on flights to California from Idaho Falls. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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