What is the cheapest airline that flies from California to Idaho Falls Fanning Field?

American Airlines, Delta, and Alaska Airlines are the most popular carriers operating from California to Idaho Falls Fanning Field

What airlines fly to Idaho Falls?

United Airlines, Delta and Alaska Airlines are the top three most popular airlines that fly to Idaho Falls from California according to our data. United Airlines is the first choice among our users, with 41% of people opting to fly with this airline when traveling to Idaho Falls. Keep in mind that there are 5 different airlines that fly to Idaho Falls on a routine basis, so you have a few additional options to choose from.

How long does it take to fly to Idaho Falls?

If you’re flying from a popular airport in California, such as San Francisco or Los Angeles, and flying into Idaho Falls, then you can expect flight times to average 2h 12m and 2h 32m, respectively.

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?

As of October 2026, there are 4 operators available to choose from 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.

$89 Cheap Flights from California to Idaho Falls in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from California to Idaho Falls

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

9:25 pm - 12:47 pmOAK Oakland-IDA Idaho Falls Fanning Field

14h 22m1 stop Las Vegas Harry Reid Intl

7:48 pm - 9:37 amIDA Idaho Falls Fanning Field-OAK Oakland

14h 49m1 stop Las Vegas Harry Reid Intl

$164Multiple Airlines

Thu, Jan 7 - Mon, Jan 11

10:29 am - 3:15 pmSFO San Francisco-IDA Idaho Falls Fanning Field

27h 46m1 stop Las Vegas Harry Reid Intl

7:58 pm - 9:34 amIDA Idaho Falls Fanning Field-SFO San Francisco

14h 36m1 stop Las Vegas Harry Reid Intl

$172Multiple Airlines

Wed, Dec 9 - Mon, Dec 14

2:41 pm - 5:58 pmSNA Santa Ana J. Wayne/Orange Cnty-IDA Idaho Falls Fanning Field

2h 17mnonstop

12:37 pm - 1:51 pmIDA Idaho Falls Fanning Field-SNA Santa Ana J. Wayne/Orange Cnty

2h 14mnonstop

$215Allegiant Air

Fri, Jan 15 - Mon, Jan 18

7:00 am - 1:17 pmLAX Los Angeles-IDA Idaho Falls Fanning Field

5h 17m1 stop Portland

3:44 pm - 7:59 pmIDA Idaho Falls Fanning Field-LAX Los Angeles

5h 15m1 stop Portland

$261Alaska Airlines

Sat, Dec 5 - Sat, Dec 12

7:00 am - 1:17 pmLAX Los Angeles-IDA Idaho Falls Fanning Field

5h 17m1 stop Portland

3:44 pm - 7:59 pmIDA Idaho Falls Fanning Field-LAX Los Angeles

5h 15m1 stop Portland

$261Alaska Airlines

Sat, Dec 5 - Tue, Dec 8

5:20 pm - 10:07 pmLAX Los Angeles-IDA Idaho Falls Fanning Field

3h 47m1 stop Salt Lake City

6:59 pm - 11:56 pmIDA Idaho Falls Fanning Field-LAX Los Angeles

5h 57m1 stop Salt Lake City

$291Delta

Thu, Dec 3 - Tue, Dec 8

5:20 pm - 10:07 pmLAX Los Angeles-IDA Idaho Falls Fanning Field

3h 47m1 stop Salt Lake City

6:59 pm - 11:56 pmIDA Idaho Falls Fanning Field-LAX Los Angeles

5h 57m1 stop Salt Lake City

$321Delta

Thu, Dec 3 - Mon, Dec 7

8:45 am - 3:38 pmSAN San Diego-IDA Idaho Falls Fanning Field

5h 53m1 stop Denver Intl

2:30 pm - 8:42 pmIDA Idaho Falls Fanning Field-SAN San Diego

7h 12m1 stop Denver Intl

$331United Airlines

Fri, Dec 25 - Wed, Jan 6

5:00 am - 1:28 pmSMF Sacramento Intl-IDA Idaho Falls Fanning Field

7h 28m1 stop Denver Intl

2:30 pm - 9:06 pmIDA Idaho Falls Fanning Field-SMF Sacramento Intl

7h 36m1 stop Denver Intl

$361United Airlines

Thu, Jan 7 - Tue, Jan 19

6:29 pm - 9:35 pmSNA Santa Ana J. Wayne/Orange Cnty-IDA Idaho Falls Fanning Field

2h 06mnonstop

8:51 am - 1:42 pmIDA Idaho Falls Fanning Field-SNA Santa Ana J. Wayne/Orange Cnty

5h 51m1 stop Phoenix-Mesa Gateway

$425Allegiant Air

Fri, Nov 20 - Mon, Nov 30

Cheap last minute flights

Enter your travel dates to find the best prices.

2:48 pm - 10:54 pmSAN San Diego-IDA Idaho Falls Fanning Field

7h 06m1 stop Seattle/Tacoma Intl

1:53 pm - 8:22 pmIDA Idaho Falls Fanning Field-SAN San Diego

7h 29m1 stop Seattle/Tacoma Intl

$391Alaska Airlines

Tue, Nov 3 - Tue, Nov 10

6:45 am - 1:28 pmSAN San Diego-IDA Idaho Falls Fanning Field

5h 43m1 stop Denver Intl

7:00 am - 6:37 pmIDA Idaho Falls Fanning Field-SAN San Diego

12h 37m2 stops Denver Intl San Francisco

$396United Airlines

Tue, Nov 3 - Tue, Nov 10

4:15 pm - 1:16 pmLAX Los Angeles-IDA Idaho Falls Fanning Field

20h 01m1 stop Portland

6:04 am - 1:02 pmIDA Idaho Falls Fanning Field-LAX Los Angeles

7h 58m1 stop Seattle/Tacoma Intl

$401Alaska Airlines

Mon, Nov 2 - Wed, Nov 4

4:30 pm - 10:54 pmSNA Santa Ana J. Wayne/Orange Cnty-IDA Idaho Falls Fanning Field

5h 24m1 stop Seattle/Tacoma Intl

6:04 am - 11:21 amIDA Idaho Falls Fanning Field-SNA Santa Ana J. Wayne/Orange Cnty

6h 17m1 stop Seattle/Tacoma Intl

$441Alaska Airlines

Tue, Nov 3 - Tue, Nov 10

12:33 pm - 9:43 pmLAX Los Angeles-IDA Idaho Falls Fanning Field

8h 10m1 stop Dallas/Fort Worth

8:00 am - 4:36 pmIDA Idaho Falls Fanning Field-LAX Los Angeles

9h 36m1 stop Dallas/Fort Worth

$442American Airlines

Tue, Nov 3 - Thu, Nov 5

4:27 pm - 7:38 pmSNA Santa Ana J. Wayne/Orange Cnty-IDA Idaho Falls Fanning Field

2h 11mnonstop

9:02 am - 1:17 pmIDA Idaho Falls Fanning Field-SNA Santa Ana J. Wayne/Orange Cnty

5h 15m1 stop Phoenix-Mesa Gateway

$451Allegiant Air

Fri, Oct 30 - Sun, Nov 1

7:30 am - 1:34 pmSNA Santa Ana J. Wayne/Orange Cnty-IDA Idaho Falls Fanning Field

5h 04m1 stop Las Vegas Harry Reid Intl

9:02 am - 1:17 pmIDA Idaho Falls Fanning Field-SNA Santa Ana J. Wayne/Orange Cnty

5h 15m1 stop Phoenix-Mesa Gateway

$452Multiple Airlines

Fri, Oct 30 - Sun, Nov 1

5:30 am - 12:22 pmSMF Sacramento Intl-IDA Idaho Falls Fanning Field

5h 52m1 stop Salt Lake City

6:00 am - 9:00 amIDA Idaho Falls Fanning Field-SMF Sacramento Intl

4h 00m1 stop Salt Lake City

$461Delta

Tue, Nov 3 - Mon, Nov 9

5:05 pm - 10:10 pmSMF Sacramento Intl-IDA Idaho Falls Fanning Field

4h 05m1 stop Salt Lake City

6:00 am - 1:34 pmIDA Idaho Falls Fanning Field-SMF Sacramento Intl

8h 34m2 stops Salt Lake City Los Angeles

$466Delta

Mon, Nov 2 - Wed, Nov 11

5:00 am - 1:28 pmSMF Sacramento Intl-IDA Idaho Falls Fanning Field

7h 28m1 stop Denver Intl

2:35 pm - 9:00 pmIDA Idaho Falls Fanning Field-SMF Sacramento Intl

7h 25m1 stop Denver Intl

$571United Airlines

Thu, Oct 29 - Sat, Oct 31

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Alaska Airlines flights from California to Idaho Falls

Our best Alaska Airlines deals on California to Idaho Falls flight tickets

Alaska Airlines

Dec 5

LAX7:00 amLos Angeles

5h 17m

1 stop

IDA1:17 pmIdaho Falls Fanning Field

Dec 8

IDA3:44 pmIdaho Falls Fanning Field

5h 15m

1 stop

LAX7:59 pmLos Angeles

$261

Alaska Airlines

Dec 3

SNA7:03 amSanta Ana J. Wayne/Orange Cnty

5h 14m

1 stop

IDA1:17 pmIdaho Falls Fanning Field

Dec 7

IDA3:44 pmIdaho Falls Fanning Field

7h 46m

1 stop

SNA10:30 pmSanta Ana J. Wayne/Orange Cnty

$301

Alaska Airlines

Dec 12

SAN7:05 amSan Diego

5h 12m

1 stop

IDA1:17 pmIdaho Falls Fanning Field

Dec 14

IDA3:44 pmIdaho Falls Fanning Field

7h 49m

1 stop

SAN10:33 pmSan Diego

$321

Delta flights from California to Idaho Falls

Our best Delta deals on California to Idaho Falls flight tickets

Delta

Dec 3

LAX5:20 pmLos Angeles

3h 47m

1 stop

IDA10:07 pmIdaho Falls Fanning Field

Dec 8

IDA6:59 pmIdaho Falls Fanning Field

5h 57m

1 stop

LAX11:56 pmLos Angeles

$291

Delta

Dec 3

LAX5:20 pmLos Angeles

3h 47m

1 stop

IDA10:07 pmIdaho Falls Fanning Field

Dec 6

IDA6:59 pmIdaho Falls Fanning Field

5h 57m

1 stop

LAX11:56 pmLos Angeles

$321

Delta

Feb 9

SAN7:30 amSan Diego

9h 49m

2 stops

IDA6:19 pmIdaho Falls Fanning Field

Feb 11

IDA6:45 pmIdaho Falls Fanning Field

6h 02m

1 stop

SAN11:47 pmSan Diego

$326

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OaklandIdaho Falls

OAK Oakland - IDA Idaho Falls Fanning Field

OAKIDA

Oakland

Thu 1/7

9:25 pm-12:47 pm

1 stop14h 22m

Idaho Falls Fanning Field

Mon 1/11

7:48 pm-9:37 am

1 stop14h 49m

$164

San FranciscoIdaho Falls

SFO San Francisco - IDA Idaho Falls Fanning Field

SFOIDA

San Francisco

Wed 12/9

10:29 am-3:15 pm

1 stop27h 46m

Idaho Falls Fanning Field

Mon 12/14

7:58 pm-9:34 am

1 stop14h 36m

$172

Quickest round-trip

Santa AnaIdaho Falls

SNA Santa Ana J. Wayne/Orange Cnty - IDA Idaho Falls Fanning Field

SNAIDA

Santa Ana J. Wayne/Orange Cnty

Fri 1/15

2:41 pm-5:58 pm

Nonstop2h 17m

Idaho Falls Fanning Field

Mon 1/18

12:37 pm-1:51 pm

Nonstop2h 14m

$215

Los AngelesIdaho Falls

LAX Los Angeles - IDA Idaho Falls Fanning Field

LAXIDA

Los Angeles

Sat 12/5

7:00 am-1:17 pm

1 stop5h 17m

Idaho Falls Fanning Field

Sat 12/12

3:44 pm-7:59 pm

1 stop5h 15m

$261

Los AngelesIdaho Falls

LAX Los Angeles - IDA Idaho Falls Fanning Field

LAXIDA

Los Angeles

Sat 12/5

7:00 am-1:17 pm

1 stop5h 17m

Idaho Falls Fanning Field

Tue 12/8

3:44 pm-7:59 pm

1 stop5h 15m

$261

Los AngelesIdaho Falls

LAX Los Angeles - IDA Idaho Falls Fanning Field

LAXIDA

Los Angeles

Thu 12/3

5:20 pm-10:07 pm

1 stop3h 47m

Idaho Falls Fanning Field

Tue 12/8

6:59 pm-11:56 pm

1 stop5h 57m

$291

Los AngelesIdaho Falls

LAX Los Angeles - IDA Idaho Falls Fanning Field

LAXIDA

Los Angeles

Thu 12/3

5:20 pm-10:07 pm

1 stop3h 47m

Idaho Falls Fanning Field

Mon 12/7

6:59 pm-11:56 pm

1 stop5h 57m

$321

San DiegoIdaho Falls

SAN San Diego - IDA Idaho Falls Fanning Field

SANIDA

San Diego

Fri 12/25

8:45 am-3:38 pm

1 stop5h 53m

Idaho Falls Fanning Field

Wed 1/6

2:30 pm-8:42 pm

1 stop7h 12m

$331

SacramentoIdaho Falls

SMF Sacramento Intl - IDA Idaho Falls Fanning Field

SMFIDA

Sacramento Intl

Thu 1/7

5:00 am-1:28 pm

1 stop7h 28m

Idaho Falls Fanning Field

Tue 1/19

2:30 pm-9:06 pm

1 stop7h 36m

$361

Santa AnaIdaho Falls

SNA Santa Ana J. Wayne/Orange Cnty - IDA Idaho Falls Fanning Field

SNAIDA

Santa Ana J. Wayne/Orange Cnty

Fri 11/20

6:29 pm-9:35 pm

Nonstop2h 06m

Idaho Falls Fanning Field

Mon 11/30

8:51 am-1:42 pm

1 stop5h 51m

$425

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Other information

What is the cheapest month to fly to Idaho Falls?

If you aren’t able to travel to Idaho Falls during the month of January, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $315.

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	$89
Fastest flight time	1h 46m
Direct flights	Tue, Thu, Sat and Sun
Airports in Idaho Falls	1 airport

The best one-way flight to Idaho Falls from California in the past 72 hours is $89. The best round-trip flight deal from California to Idaho Falls found on momondo in the last 72 hours is $164.

The fastest flight from California to Idaho Falls takes 1h 46m

Direct flights go from California to Idaho Falls on Tuesday, Thursday, Saturday and Sunday. 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

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?
As of October 2026, there are 4 operators available to choose from 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?
Based on momondo bookings for flights between California and Idaho Falls, the leading plane model is Airbus A319, making up 67.50% of the total bookings. Other popular models include Airbus A320-100/200 with 17.50%, Embraer 175 (Enhanced Winglets) with 5.00%, and Canadair (Bombardier) Regional Jet 700 with 5.00%.

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 Air	PriceFrom $138	Free Cancellation	Rating 7.3 679 reviews	Search Allegiant Air flights
Delta	PriceFrom $155	Free Cancellation	Rating 7.8 8,683 reviews	Search Delta flights
Alaska Airlines	PriceFrom $228	Free Cancellation	Rating 7.9 13,129 reviews	Search Alaska Airlines flights
United Airlines	PriceFrom $283	Free Cancellation	Rating 7.3 10,444 reviews	Search United Airlines flights

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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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Airports servicing Idaho

Boise Air Term. Gowen Fld Airport

Lewiston Nez Perce Rgnl Airport

Pocatello Airport

Hailey Sun Valley-Friedman Airport

Twin Falls Joslin Airport

Cheap flights from California to Idaho Falls from $89

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 11/12. 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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Alaska Airlines flights from California to Idaho Falls

Our best Alaska Airlines deals on California to Idaho Falls flight tickets

Delta flights from California to Idaho Falls

Our best Delta deals on California to Idaho Falls flight tickets

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

What is the cheapest month to fly to Idaho Falls?

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

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

Can stopping save me money on California to Idaho Falls flights?

What is the cheapest airline that flies from California to Idaho Falls Fanning Field?

What airlines fly to Idaho Falls?

How long does it take to fly to Idaho Falls?

Cheap California to Idaho Falls flight deals and tips

Best Price Found

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Direct flights

Airports in Idaho Falls

Frequently asked questions about flying 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

Traveling to a place near Idaho Falls?

Why use momondo?

An easier way to manage your Idaho Falls trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Idaho

Fly your favorite airline to Idaho Falls

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Idaho Falls

List of cabin classes available on flights landing in Idaho Falls. Availability may vary depending on flight origin and airline.

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Popular flights according to clicks in the last 7 days on momondo

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