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Cheap flights from California to Idaho Falls from $58

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 1/23. 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
11:23 am - 2:19 pm
LAS
-
IDA
1h 56mnonstop
Allegiant Air Logo
9:20 pm - 10:07 pm
IDA
-
LAS
1h 47mnonstop
$105Allegiant Air
Fri, Jan 9 - Mon, Jan 12
Allegiant Air Logo
12:45 pm - 3:31 pm
LAS
-
IDA
1h 46mnonstop
Allegiant Air Logo
10:31 pm - 11:19 pm
IDA
-
LAS
1h 48mnonstop
$108Allegiant Air
Fri, Feb 20 - Mon, Feb 23
Multiple Airlines Logo
11:23 am - 2:19 pm
LAS
-
IDA
1h 56mnonstop
Multiple Airlines Logo
5:34 pm - 2:48 pm
IDA
-
LAS
22h 14m1 stop
$152Multiple Airlines
Fri, Jan 9 - Mon, Jan 12
Multiple Airlines Logo
11:23 am - 2:19 pm
LAS
-
IDA
1h 56mnonstop
Multiple Airlines Logo
5:34 pm - 4:49 pm
IDA
-
LAS
24h 15m2 stops
$179Multiple Airlines
Fri, Jan 9 - Mon, Jan 12
Alaska Airlines Logo
2:30 pm - 10:59 pm
SFO
-
IDA
7h 29m1 stop
Alaska Airlines Logo
6:58 pm - 11:03 pm
IDA
-
SFO
5h 05m1 stop
$228Alaska Airlines
Tue, Jan 20 - Fri, Jan 23
Alaska Airlines Logo
11:53 am - 6:18 pm
ONT
-
IDA
5h 25m1 stop
Alaska Airlines Logo
9:00 am - 3:08 pm
IDA
-
ONT
7h 08m1 stop
$236Alaska Airlines
Sat, Jan 31 - Sat, Feb 7
Delta Logo
5:45 am - 12:34 pm
SFO
-
IDA
5h 49m1 stop
Delta Logo
1:15 pm - 9:35 am
IDA
-
SFO
21h 20m2 stops
$241Delta
Thu, Jan 8 - Wed, Jan 14
Delta Logo
5:45 am - 12:34 pm
SFO
-
IDA
5h 49m1 stop
Delta Logo
5:25 am - 9:00 am
IDA
-
SFO
4h 35m1 stop
$244Delta
Thu, Jan 8 - Thu, Jan 15
American Airlines Logo
4:45 pm - 10:36 pm
LAX
-
IDA
4h 51m1 stop
American Airlines Logo
2:07 pm - 10:45 pm
IDA
-
LAX
9h 38m1 stop
$271American Airlines
Tue, Jan 13 - Sat, Jan 17
American Airlines Logo
4:45 pm - 10:36 pm
LAX
-
IDA
4h 51m1 stop
American Airlines Logo
7:20 am - 6:11 pm
IDA
-
LAX
11h 51m2 stops
$298American Airlines
Tue, Jan 13 - Sat, Jan 17

Alaska Airlines flights from California to Idaho Falls

Our best Alaska Airlines deals on California to Idaho Falls flight tickets
Alaska Airlines
Jan 20
SFO2:30 pmSan Francisco
7h 29m
1 stop
IDA10:59 pmIdaho Falls Fanning Field
Jan 23
IDA6:58 pmIdaho Falls Fanning Field
5h 05m
1 stop
SFO11:03 pmSan Francisco
$228
Find similar
Alaska Airlines
Jan 31
ONT11:53 amOntario
5h 25m
1 stop
IDA6:18 pmIdaho Falls Fanning Field
Feb 7
IDA9:00 amIdaho Falls Fanning Field
7h 08m
1 stop
ONT3:08 pmOntario
$236
Find similar
Alaska Airlines
Jan 8
SFO2:30 pmSan Francisco
7h 29m
1 stop
IDA10:59 pmIdaho Falls Fanning Field
Jan 9
IDA6:58 pmIdaho Falls Fanning Field
5h 05m
1 stop
SFO11:03 pmSan Francisco
$238
Find similar

American Airlines flights from California to Idaho Falls

Our best American Airlines deals on California to Idaho Falls flight tickets
American Airlines
Jan 13
LAX4:45 pmLos Angeles
4h 51m
1 stop
IDA10:36 pmIdaho Falls Fanning Field
Jan 17
IDA2:07 pmIdaho Falls Fanning Field
9h 38m
1 stop
LAX10:45 pmLos Angeles
$271
Find similar
American Airlines
Feb 18
LAS7:26 amLas Vegas Harry Reid Intl
14h 41m
2 stops
IDA11:07 pmIdaho Falls Fanning Field
Feb 24
IDA6:42 amIdaho Falls Fanning Field
6h 01m
1 stop
LAS11:43 amLas Vegas Harry Reid Intl
$296
Find similar
American Airlines
Jan 13
LAX4:45 pmLos Angeles
4h 51m
1 stop
IDA10:36 pmIdaho Falls Fanning Field
Jan 17
IDA7:20 amIdaho Falls Fanning Field
11h 51m
2 stops
LAX6:11 pmLos Angeles
$298
Find similar

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 December 18, 2025.
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

Las VegasIdaho Falls

LAS - IDA

LASIDA

Las Vegas Harry Reid Intl

Fri 1/9

11:23 am-2:19 pm

Nonstop1h 56m

Idaho Falls Fanning Field

Mon 1/12

9:20 pm-10:07 pm

Nonstop1h 47m

$105

Las VegasIdaho Falls

LAS - IDA

LASIDA

Las Vegas Harry Reid Intl

Fri 2/20

12:45 pm-3:31 pm

Nonstop1h 46m

Idaho Falls Fanning Field

Mon 2/23

10:31 pm-11:19 pm

Nonstop1h 48m

$108

Las VegasIdaho Falls

LAS - IDA

LASIDA

Las Vegas Harry Reid Intl

Fri 1/9

11:23 am-2:19 pm

Nonstop1h 56m

Idaho Falls Fanning Field

Mon 1/12

5:34 pm-2:48 pm

1 stop22h 14m

$152

Las VegasIdaho Falls

LAS - IDA

LASIDA

Las Vegas Harry Reid Intl

Fri 1/9

11:23 am-2:19 pm

Nonstop1h 56m

Idaho Falls Fanning Field

Mon 1/12

5:34 pm-4:49 pm

2 stops24h 15m

$179

San FranciscoIdaho Falls

SFO - IDA

SFOIDA

San Francisco

Tue 1/20

2:30 pm-10:59 pm

1 stop7h 29m

Idaho Falls Fanning Field

Fri 1/23

6:58 pm-11:03 pm

1 stop5h 05m

$228

OntarioIdaho Falls

ONT - IDA

ONTIDA

Ontario

Sat 1/31

11:53 am-6:18 pm

1 stop5h 25m

Idaho Falls Fanning Field

Sat 2/7

9:00 am-3:08 pm

1 stop7h 08m

$236

San FranciscoIdaho Falls

SFO - IDA

SFOIDA

San Francisco

Thu 1/8

5:45 am-12:34 pm

1 stop5h 49m

Idaho Falls Fanning Field

Wed 1/14

1:15 pm-9:35 am

2 stops21h 20m

$241

San FranciscoIdaho Falls

SFO - IDA

SFOIDA

San Francisco

Thu 1/8

5:45 am-12:34 pm

1 stop5h 49m

Idaho Falls Fanning Field

Thu 1/15

5:25 am-9:00 am

1 stop4h 35m

$244

Los AngelesIdaho Falls

LAX - IDA

LAXIDA

Los Angeles

Tue 1/13

4:45 pm-10:36 pm

1 stop4h 51m

Idaho Falls Fanning Field

Sat 1/17

2:07 pm-10:45 pm

1 stop9h 38m

$271

Los AngelesIdaho Falls

LAX - IDA

LAXIDA

Los Angeles

Tue 1/13

4:45 pm-10:36 pm

1 stop4h 51m

Idaho Falls Fanning Field

Sat 1/17

7:20 am-6:11 pm

2 stops11h 51m

$298

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 April, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $315.

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 California 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 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

Fastest flight time

1h 49m

Direct flights

Tue and Sat

Airports in Idaho Falls

1 airport
The fastest flight from California to Idaho Falls takes 1h 49m
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

  • 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
7.2
700 reviews
Search Allegiant Air flights
Hawaiian AirlinesPriceFrom $120Free CancellationRating
7.8
2,820 reviews
Search Hawaiian Airlines flights
DeltaPriceFrom $155Free CancellationRating
7.9
8,007 reviews
Search Delta flights
Alaska AirlinesPriceFrom $219Free CancellationRating
8.0
11,479 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom $284Free CancellationRating
7.4
9,094 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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