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

Allegiant Air, Hawaiian Airlines, and Delta are the most popular carriers operating from California to Idaho Falls Fanning Field

What airlines fly to Idaho Falls?

Delta, United Airlines and American Airlines are the top three most popular airlines that fly to Idaho Falls from California according to our data. Delta is the first choice among our users, with 40% of people opting to fly with this airline when traveling to Idaho Falls. Keep in mind that there are 6 different airlines that fly to Idaho Falls on a routine basis, so you have a few additional options to choose from.

How many flights depart from California to Idaho Falls on average per week?

As of September 2025, there are 2 flights per week flying from California to Idaho Falls. The most common day of the week flights depart is Mon, with 100% of flights taking off on this day.

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 07m and 2h 17m, 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 September 2025, there are 5 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.

$66 Cheap Flights from California to Idaho Falls in 2025/26

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Find the cheapest flights from California to Idaho Falls

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

1:16 pm - 4:05 pmLAS-IDA

1h 49mnonstop

9:39 pm - 10:23 pmIDA-LAS

1h 44mnonstop

$95Allegiant Air

Find Deal

Fri, Sep 26 - Mon, Sep 29

1:25 pm - 4:14 pmLAS-IDA

1h 49mnonstop

7:40 pm - 8:23 pmIDA-LAS

1h 43mnonstop

$104Allegiant Air

Find Deal

Fri, Oct 3 - Mon, Oct 6

1:25 pm - 4:14 pmLAS-IDA

1h 49mnonstop

1:39 pm - 7:57 amIDA-LAS

19h 18m1 stop

$206Multiple Airlines

Find Deal

Fri, Oct 3 - Mon, Oct 6

10:52 am - 10:05 pmLAS-IDA

10h 13m1 stop

9:39 pm - 10:23 pmIDA-LAS

1h 44mnonstop

$208Multiple Airlines

Find Deal

Fri, Sep 26 - Mon, Sep 29

2:57 pm - 10:38 pmSMF-IDA

6h 41m1 stop

4:15 pm - 9:54 pmIDA-SMF

6h 39m1 stop

$242Alaska Airlines

Find Deal

Wed, Oct 15 - Sat, Oct 18

6:40 am - 3:38 pmOAK-IDA

7h 58m1 stop

4:15 pm - 12:03 amIDA-OAK

8h 48m1 stop

$242Alaska Airlines

Find Deal

Sat, Oct 11 - Sat, Oct 18

5:40 pm - 10:30 pmSMF-IDA

3h 50m1 stop

6:53 pm - 11:43 pmIDA-SMF

5h 50m1 stop

$243Delta

Find Deal

Sat, Oct 11 - Wed, Oct 15

5:35 am - 12:33 pmSMF-IDA

5h 58m1 stop

6:53 pm - 9:49 pmIDA-SMF

3h 56m1 stop

$252Delta

Find Deal

Sun, Oct 12 - Sat, Oct 18

4:00 pm - 10:38 pmSAN-IDA

5h 38m1 stop

4:00 pm - 8:42 pmIDA-SAN

5h 42m1 stop

$260Hawaiian Airlines

Find Deal

Tue, Mar 3 - Wed, Mar 4

9:00 am - 3:13 pmSFO-IDA

5h 13m1 stop

3:50 pm - 10:41 pmIDA-SFO

7h 51m1 stop

$260Hawaiian Airlines

Find Deal

Wed, Nov 5 - Mon, Nov 10

Hawaiian Airlines flights from California to Idaho Falls

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

Hawaiian Airlines

Mar 3

SAN4:00 pmSan Diego

5h 38m

1 stop

IDA10:38 pmIdaho Falls Fanning Field

Mar 4

IDA4:00 pmIdaho Falls Fanning Field

5h 42m

1 stop

SAN8:42 pmSan Diego

$260

Find similar

Hawaiian Airlines

Oct 14

SFO2:40 pmSan Francisco

6h 58m

1 stop

IDA10:38 pmIdaho Falls Fanning Field

Oct 21

IDA4:15 pmIdaho Falls Fanning Field

7h 14m

1 stop

SFO10:29 pmSan Francisco

$295

Find similar

Hawaiian Airlines

Feb 28

SNA2:55 pmSanta Ana J. Wayne/Orange Cnty

6h 43m

1 stop

IDA10:38 pmIdaho Falls Fanning Field

Mar 4

IDA4:00 pmIdaho Falls Fanning Field

7h 30m

1 stop

SNA10:30 pmSanta Ana J. Wayne/Orange Cnty

$296

Find similar

Alaska Airlines flights from California to Idaho Falls

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

Alaska Airlines

Oct 15

SMF2:57 pmSacramento Intl

6h 41m

1 stop

IDA10:38 pmIdaho Falls Fanning Field

Oct 18

IDA4:15 pmIdaho Falls Fanning Field

6h 39m

1 stop

SMF9:54 pmSacramento Intl

$242

Find similar

Alaska Airlines

Nov 12

SNA6:45 amSanta Ana J. Wayne/Orange Cnty

7h 28m

1 stop

IDA3:13 pmIdaho Falls Fanning Field

Nov 18

IDA3:50 pmIdaho Falls Fanning Field

5h 37m

1 stop

SNA8:27 pmSanta Ana J. Wayne/Orange Cnty

$260

Find similar

Alaska Airlines

Nov 5

SFO7:00 amSan Francisco

15h 59m

2 stops

IDA11:59 pmIdaho Falls Fanning Field

Nov 10

IDA3:50 pmIdaho Falls Fanning Field

7h 51m

1 stop

SFO10:41 pmSan Francisco

$289

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Las VegasIdaho Falls

LAS - IDA

LASIDA

Las Vegas Harry Reid Intl

Fri 9/26

1:16 pm-4:05 pm

Nonstop1h 49m

Idaho Falls Fanning Field

Mon 9/29

9:39 pm-10:23 pm

Nonstop1h 44m

$95

Las VegasIdaho Falls

LAS - IDA

LASIDA

Las Vegas Harry Reid Intl

Fri 10/3

1:25 pm-4:14 pm

Nonstop1h 49m

Idaho Falls Fanning Field

Mon 10/6

7:40 pm-8:23 pm

Nonstop1h 43m

$104

Las VegasIdaho Falls

LAS - IDA

LASIDA

Las Vegas Harry Reid Intl

Fri 10/3

1:25 pm-4:14 pm

Nonstop1h 49m

Idaho Falls Fanning Field

Mon 10/6

1:39 pm-7:57 am

1 stop19h 18m

$206

Las VegasIdaho Falls

LAS - IDA

LASIDA

Las Vegas Harry Reid Intl

Fri 9/26

10:52 am-10:05 pm

1 stop10h 13m

Idaho Falls Fanning Field

Mon 9/29

9:39 pm-10:23 pm

Nonstop1h 44m

$208

SacramentoIdaho Falls

SMF - IDA

SMFIDA

Sacramento Intl

Wed 10/15

2:57 pm-10:38 pm

1 stop6h 41m

Idaho Falls Fanning Field

Sat 10/18

4:15 pm-9:54 pm

1 stop6h 39m

$242

OaklandIdaho Falls

OAK - IDA

OAKIDA

Oakland

Sat 10/11

6:40 am-3:38 pm

1 stop7h 58m

Idaho Falls Fanning Field

Sat 10/18

4:15 pm-12:03 am

1 stop8h 48m

$242

SacramentoIdaho Falls

SMF - IDA

SMFIDA

Sacramento Intl

Sat 10/11

5:40 pm-10:30 pm

1 stop3h 50m

Idaho Falls Fanning Field

Wed 10/15

6:53 pm-11:43 pm

1 stop5h 50m

$243

SacramentoIdaho Falls

SMF - IDA

SMFIDA

Sacramento Intl

Sun 10/12

5:35 am-12:33 pm

1 stop5h 58m

Idaho Falls Fanning Field

Sat 10/18

6:53 pm-9:49 pm

1 stop3h 56m

$252

San DiegoIdaho Falls

SAN - IDA

SANIDA

San Diego

Tue 3/3

4:00 pm-10:38 pm

1 stop5h 38m

Idaho Falls Fanning Field

Wed 3/4

4:00 pm-8:42 pm

1 stop5h 42m

$260

San FranciscoIdaho Falls

SFO - IDA

SFOIDA

San Francisco

Wed 11/5

9:00 am-3:13 pm

1 stop5h 13m

Idaho Falls Fanning Field

Mon 11/10

3:50 pm-10:41 pm

1 stop7h 51m

$260

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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 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

Best Price Found	$166
Fastest flight time	1h 49m
Direct flights	Mon, 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 $166

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

Direct flights go from California to Idaho Falls on Monday, Tuesday and Saturday. The only airline offering direct flights is Allegiant Air.

There is 1 airport near Idaho Falls: 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?
As of September 2025, there are 5 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 73.91% of the total bookings. Other popular models include Airbus A320-100/200 with 10.14%, Embraer 175 (Enhanced Winglets) with 4.35%, and Embraer 175 with 4.35%.

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 $98	Free Cancellation	Rating 7.2 699 reviews	Search Allegiant Air flights
Delta	PriceFrom $155	Free Cancellation	Rating 7.9 7,957 reviews	Search Delta flights
Alaska Airlines	PriceFrom $219	Free Cancellation	Rating 8.0 10,000 reviews	Search Alaska Airlines flights
American Airlines	PriceFrom $264	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
United Airlines	PriceFrom $284	Free Cancellation	Rating 7.4 8,924 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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Cheap flights from California to Idaho Falls from $66

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 9/26. 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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Filter for what you want

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Find the cheapest flights from California to Idaho Falls

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Hawaiian Airlines flights from California to Idaho Falls

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

Alaska Airlines flights from California to Idaho Falls

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

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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?

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

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.

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

Allegiant Air, Hawaiian Airlines, and Delta are the most popular carriers operating from California to Idaho Falls Fanning Field

What airlines fly to Idaho Falls?

How many flights depart from California to Idaho Falls on average per week?

As of September 2025, there are 2 flights per week flying from California to Idaho Falls. The most common day of the week flights depart is Mon, with 100% of flights taking off on this day.

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 07m and 2h 17m, respectively.

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

Fastest flight time

Direct flights

Airports in Idaho Falls

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

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?

What documentation or ID do you need to fly to Idaho Falls Fanning Field Airport?

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

Traveling to a place near Idaho Falls?

Why use momondo?

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

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

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

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

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