Which airlines fly to Idaho Falls?

Based on our data, the most popular airlines that fly to Idaho Falls from United States are United Airlines, American Airlines, Delta and Alaska Airlines. There may also be other airline options depending on where in United States you’re flying from.

Alaska Airlines Flights to Idaho Falls

14 Alaska Airlines flights head to Idaho Falls on average each week. Most will be flying from Seattle/Tacoma Intl to Idaho Falls, the most popular route that Alaska Airlines operates to Idaho Falls. Prices vary based on when and where you fly from - the cheapest Alaska Airlines flight to Idaho Falls found in the past 3 days on momondo was $228, departing from Boston Logan Intl. Alaska Airlines is the most popular choice on momondo for this route and has been scored 7.9/10 by 12,879 of our users.

Delta Flights to Idaho Falls

Delta flies to Idaho Falls 4 times per week usually, making it a popular airline to fly with, particularly when heading to Idaho Falls from Salt Lake City. Delta (rating: 7.8, 8,570 reviews) varies in price depending on when and where you want to fly to Idaho Falls from. The best Delta ticket price found on momondo to Idaho Falls was from Atlanta Hartsfield-Jackson ($174 round-trip).

How long does it take to fly to Idaho Falls?

If you’re flying from a popular airport in United States, such as Los Angeles or Miami, and flying into Idaho Falls, then you can expect flight times to average 2h 20m and 6h 42m, respectively.

$83 Cheap Flights to Idaho Falls in 2026

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Find the cheapest flights from the United States to Idaho Falls

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

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

2h 11mnonstop

1:26 pm - 2:39 pmIDA Idaho Falls Fanning Field-SNA Santa Ana J. Wayne/Orange Cnty

2h 13mnonstop

$151Allegiant Air

Fri, Oct 23 - Mon, Oct 26

5:32 pm - 8:43 pmSNA Santa Ana J. Wayne/Orange Cnty-IDA Idaho Falls Fanning Field

2h 11mnonstop

4:45 pm - 5:58 pmIDA Idaho Falls Fanning Field-SNA Santa Ana J. Wayne/Orange Cnty

2h 13mnonstop

$202Allegiant Air

Mon, Oct 12 - Fri, Oct 16

7:02 am - 1:21 pmSNA Santa Ana J. Wayne/Orange Cnty-IDA Idaho Falls Fanning Field

5h 19m1 stop Portland

1:26 pm - 2:39 pmIDA Idaho Falls Fanning Field-SNA Santa Ana J. Wayne/Orange Cnty

2h 13mnonstop

$224Multiple Airlines

Fri, Oct 23 - Mon, Oct 26

4:08 pm - 4:00 pmSNA Santa Ana J. Wayne/Orange Cnty-IDA Idaho Falls Fanning Field

22h 52m1 stop Las Vegas Harry Reid Intl

3:29 pm - 4:42 pmIDA Idaho Falls Fanning Field-SNA Santa Ana J. Wayne/Orange Cnty

2h 13mnonstop

$244Multiple Airlines

Thu, Oct 8 - Mon, Oct 12

1:40 pm - 3:24 pmDEN Denver Intl-IDA Idaho Falls Fanning Field

1h 44mnonstop

5:40 pm - 7:30 pmIDA Idaho Falls Fanning Field-DEN Denver Intl

1h 50mnonstop

$279United Airlines

Thu, Oct 22 - Sun, Oct 25

1:40 pm - 3:24 pmDEN Denver Intl-IDA Idaho Falls Fanning Field

1h 44mnonstop

4:05 pm - 5:59 pmIDA Idaho Falls Fanning Field-DEN Denver Intl

1h 54mnonstop

$279United Airlines

Thu, Oct 15 - Sat, Oct 17

12:30 pm - 3:20 pmSEA Seattle/Tacoma Intl-IDA Idaho Falls Fanning Field

1h 50mnonstop

1:58 pm - 3:04 pmIDA Idaho Falls Fanning Field-SEA Seattle/Tacoma Intl

2h 06mnonstop

$297Alaska Airlines

Sat, Oct 17 - Tue, Oct 20

12:30 pm - 3:20 pmSEA Seattle/Tacoma Intl-IDA Idaho Falls Fanning Field

1h 50mnonstop

6:09 am - 7:20 amIDA Idaho Falls Fanning Field-SEA Seattle/Tacoma Intl

2h 11mnonstop

$297Alaska Airlines

Sat, Oct 17 - Tue, Oct 20

5:16 pm - 9:59 pmSNA Santa Ana J. Wayne/Orange Cnty-IDA Idaho Falls Fanning Field

3h 43m1 stop Salt Lake City

6:57 pm - 10:02 pmIDA Idaho Falls Fanning Field-SNA Santa Ana J. Wayne/Orange Cnty

4h 05m1 stop Salt Lake City

$313Delta

Tue, Nov 17 - Sat, Nov 21

5:16 pm - 9:59 pmSNA Santa Ana J. Wayne/Orange Cnty-IDA Idaho Falls Fanning Field

3h 43m1 stop Salt Lake City

6:57 pm - 10:02 pmIDA Idaho Falls Fanning Field-SNA Santa Ana J. Wayne/Orange Cnty

4h 05m1 stop Salt Lake City

$313Delta

Mon, Nov 16 - Sat, Nov 21

Cheap last minute flights

Enter your travel dates to find the best prices.

2:42 pm - 5:47 pmSNA Santa Ana J. Wayne/Orange Cnty-IDA Idaho Falls Fanning Field

2h 05mnonstop

12:24 pm - 1:36 pmIDA Idaho Falls Fanning Field-SNA Santa Ana J. Wayne/Orange Cnty

2h 12mnonstop

$230Allegiant Air

Fri, Sep 11 - Mon, Sep 14

2:42 pm - 5:47 pmSNA Santa Ana J. Wayne/Orange Cnty-IDA Idaho Falls Fanning Field

2h 05mnonstop

12:24 pm - 1:36 pmIDA Idaho Falls Fanning Field-SNA Santa Ana J. Wayne/Orange Cnty

2h 12mnonstop

$247Allegiant Air

Fri, Sep 11 - Mon, Sep 14

2:42 pm - 5:47 pmSNA Santa Ana J. Wayne/Orange Cnty-IDA Idaho Falls Fanning Field

2h 05mnonstop

6:21 pm - 3:03 pmIDA Idaho Falls Fanning Field-SNA Santa Ana J. Wayne/Orange Cnty

21h 42m1 stop Las Vegas Harry Reid Intl

$309Multiple Airlines

Fri, Sep 11 - Mon, Sep 14

2:42 pm - 5:47 pmSNA Santa Ana J. Wayne/Orange Cnty-IDA Idaho Falls Fanning Field

2h 05mnonstop

6:21 pm - 3:03 pmIDA Idaho Falls Fanning Field-SNA Santa Ana J. Wayne/Orange Cnty

21h 42m1 stop Las Vegas Harry Reid Intl

$321Multiple Airlines

Fri, Sep 11 - Mon, Sep 14

1:39 pm - 3:23 pmDEN Denver Intl-IDA Idaho Falls Fanning Field

1h 44mnonstop

4:04 pm - 5:58 pmIDA Idaho Falls Fanning Field-DEN Denver Intl

1h 54mnonstop

$339United Airlines

Thu, Sep 10 - Thu, Sep 17

11:50 am - 1:29 pmDEN Denver Intl-IDA Idaho Falls Fanning Field

1h 39mnonstop

5:53 pm - 7:45 pmIDA Idaho Falls Fanning Field-DEN Denver Intl

1h 52mnonstop

$367United Airlines

Fri, Sep 11 - Fri, Sep 18

1:46 pm - 9:20 pmORD Chicago O'Hare Intl-IDA Idaho Falls Fanning Field

8h 34m1 stop Dallas/Fort Worth

2:08 pm - 11:30 pmIDA Idaho Falls Fanning Field-ORD Chicago O'Hare Intl

8h 22m1 stop Dallas/Fort Worth

$459American Airlines

Fri, Sep 11 - Tue, Sep 15

6:00 am - 11:45 amORD Chicago O'Hare Intl-IDA Idaho Falls Fanning Field

6h 45m1 stop Dallas/Fort Worth

2:08 pm - 11:30 pmIDA Idaho Falls Fanning Field-ORD Chicago O'Hare Intl

8h 22m1 stop Dallas/Fort Worth

$483American Airlines

Wed, Sep 9 - Wed, Sep 16

2:26 pm - 1:24 pmDFW Dallas/Fort Worth-IDA Idaho Falls Fanning Field

23h 58m1 stop Portland

3:57 pm - 1:19 pmIDA Idaho Falls Fanning Field-DFW Dallas/Fort Worth

20h 22m1 stop Portland

$509Alaska Airlines

Fri, Sep 11 - Tue, Sep 15

2:26 pm - 1:24 pmDFW Dallas/Fort Worth-IDA Idaho Falls Fanning Field

23h 58m1 stop Portland

2:01 pm - 11:59 pmIDA Idaho Falls Fanning Field-DFW Dallas/Fort Worth

8h 58m1 stop Seattle/Tacoma Intl

$528Alaska Airlines

Fri, Sep 11 - Wed, Sep 16

Recent direct flight deals from the United States to Idaho Falls

Enter your travel dates to find the best prices.

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

2h 11mnonstop

1:26 pm - 2:39 pmIDA Idaho Falls Fanning Field-SNA Santa Ana J. Wayne/Orange Cnty

2h 13mnonstop

$151Allegiant Air

Fri, Oct 23 - Mon, Oct 26

5:32 pm - 8:43 pmSNA Santa Ana J. Wayne/Orange Cnty-IDA Idaho Falls Fanning Field

2h 11mnonstop

4:45 pm - 5:58 pmIDA Idaho Falls Fanning Field-SNA Santa Ana J. Wayne/Orange Cnty

2h 13mnonstop

$202Allegiant Air

Mon, Oct 12 - Fri, Oct 16

6:48 pm - 9:59 pmSNA Santa Ana J. Wayne/Orange Cnty-IDA Idaho Falls Fanning Field

2h 11mnonstop

4:45 pm - 5:58 pmIDA Idaho Falls Fanning Field-SNA Santa Ana J. Wayne/Orange Cnty

2h 13mnonstop

$212Allegiant Air

Fri, Oct 9 - Fri, Oct 16

11:45 am - 1:24 pmDEN Denver Intl-IDA Idaho Falls Fanning Field

1h 39mnonstop

4:05 pm - 5:57 pmIDA Idaho Falls Fanning Field-DEN Denver Intl

1h 52mnonstop

$279United Airlines

Thu, Oct 1 - Wed, Oct 7

8:00 am - 9:53 amDEN Denver Intl-IDA Idaho Falls Fanning Field

1h 53mnonstop

5:40 pm - 7:30 pmIDA Idaho Falls Fanning Field-DEN Denver Intl

1h 50mnonstop

$279United Airlines

Fri, Nov 6 - Sun, Nov 8

1:40 pm - 3:24 pmDEN Denver Intl-IDA Idaho Falls Fanning Field

1h 44mnonstop

5:51 pm - 7:43 pmIDA Idaho Falls Fanning Field-DEN Denver Intl

1h 52mnonstop

$279United Airlines

Fri, Sep 25 - Tue, Sep 29

8:10 pm - 10:59 pmSEA Seattle/Tacoma Intl-IDA Idaho Falls Fanning Field

1h 49mnonstop

1:58 pm - 3:04 pmIDA Idaho Falls Fanning Field-SEA Seattle/Tacoma Intl

2h 06mnonstop

$297Alaska Airlines

Tue, Oct 13 - Sat, Oct 17

12:30 pm - 3:20 pmSEA Seattle/Tacoma Intl-IDA Idaho Falls Fanning Field

1h 50mnonstop

1:58 pm - 3:04 pmIDA Idaho Falls Fanning Field-SEA Seattle/Tacoma Intl

2h 06mnonstop

$297Alaska Airlines

Sat, Oct 17 - Tue, Oct 20

10:30 am - 1:20 pmORD Chicago O'Hare Intl-IDA Idaho Falls Fanning Field

3h 50mnonstop

1:50 pm - 6:24 pmIDA Idaho Falls Fanning Field-ORD Chicago O'Hare Intl

3h 34mnonstop

$339American Airlines

Fri, Oct 23 - Mon, Oct 26

10:50 am - 1:15 pmDFW Dallas/Fort Worth-IDA Idaho Falls Fanning Field

3h 25mnonstop

1:48 pm - 5:43 pmIDA Idaho Falls Fanning Field-DFW Dallas/Fort Worth

2h 55mnonstop

$385American Airlines

Tue, Feb 9 - Tue, Feb 16

Fly from

Route

Depart

Return

Price

Cheapest 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 10/23

4:27 pm-7:38 pm

Nonstop2h 11m

Idaho Falls Fanning Field

Mon 10/26

1:26 pm-2:39 pm

Nonstop2h 13m

$151

Santa AnaIdaho Falls

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

SNAIDA

Santa Ana J. Wayne/Orange Cnty

Mon 10/12

5:32 pm-8:43 pm

Nonstop2h 11m

Idaho Falls Fanning Field

Fri 10/16

4:45 pm-5:58 pm

Nonstop2h 13m

$202

Santa AnaIdaho Falls

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

SNAIDA

Santa Ana J. Wayne/Orange Cnty

Fri 10/23

7:02 am-1:21 pm

1 stop5h 19m

Idaho Falls Fanning Field

Mon 10/26

1:26 pm-2:39 pm

Nonstop2h 13m

$224

Santa AnaIdaho Falls

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

SNAIDA

Santa Ana J. Wayne/Orange Cnty

Thu 10/8

4:08 pm-4:00 pm

1 stop22h 52m

Idaho Falls Fanning Field

Mon 10/12

3:29 pm-4:42 pm

Nonstop2h 13m

$244

Quickest round-trip

DenverIdaho Falls

DEN Denver Intl - IDA Idaho Falls Fanning Field

DENIDA

Denver Intl

Thu 10/22

1:40 pm-3:24 pm

Nonstop1h 44m

Idaho Falls Fanning Field

Sun 10/25

5:40 pm-7:30 pm

Nonstop1h 50m

$279

DenverIdaho Falls

DEN Denver Intl - IDA Idaho Falls Fanning Field

DENIDA

Denver Intl

Thu 10/15

1:40 pm-3:24 pm

Nonstop1h 44m

Idaho Falls Fanning Field

Sat 10/17

4:05 pm-5:59 pm

Nonstop1h 54m

$279

SeattleIdaho Falls

SEA Seattle/Tacoma Intl - IDA Idaho Falls Fanning Field

SEAIDA

Seattle/Tacoma Intl

Sat 10/17

12:30 pm-3:20 pm

Nonstop1h 50m

Idaho Falls Fanning Field

Tue 10/20

1:58 pm-3:04 pm

Nonstop2h 06m

$297

SeattleIdaho Falls

SEA Seattle/Tacoma Intl - IDA Idaho Falls Fanning Field

SEAIDA

Seattle/Tacoma Intl

Sat 10/17

12:30 pm-3:20 pm

Nonstop1h 50m

Idaho Falls Fanning Field

Tue 10/20

6:09 am-7:20 am

Nonstop2h 11m

$297

Santa AnaIdaho Falls

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

SNAIDA

Santa Ana J. Wayne/Orange Cnty

Tue 11/17

5:16 pm-9:59 pm

1 stop3h 43m

Idaho Falls Fanning Field

Sat 11/21

6:57 pm-10:02 pm

1 stop4h 05m

$313

Santa AnaIdaho Falls

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

SNAIDA

Santa Ana J. Wayne/Orange Cnty

Mon 11/16

5:16 pm-9:59 pm

1 stop3h 43m

Idaho Falls Fanning Field

Sat 11/21

6:57 pm-10:02 pm

1 stop4h 05m

$313

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

Idaho Falls flights insights and trends

Explore insights for your Idaho Falls flight to craft the best travel plan

Prices

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 December, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $416.

What is the absolute cheapest flight to Idaho Falls?

Users booking trips to Idaho Falls from Santa Ana, California found flights 25% cheaper than the average price of flights to Idaho Falls. To find the cheapest price to Idaho Falls from your area, use momondo’s Airport-to-Airport Pricing Tool.

See prices from:

Cheapest flights to Idaho Falls Fanning Field

Find the cheapest flights to Idaho Falls Fanning Field from your nearest city or airport

Find flights from Los Angeles to Idaho Falls

CHEAPEST MONTH TO FLY TO IDAHO FALLS FROM LOS ANGELES	September	21% cheaper	Flying from Los Angeles to Idaho Falls costs on average just $293 in September
MOST EXPENSIVE MONTH TO FLY TO IDAHO FALLS FROM LOS ANGELES	December	46% more expensive	It costs about $540 for flights to Idaho Falls from Los Angeles in December
MOST POPULAR MONTH TO FLY TO IDAHO FALLS FROM LOS ANGELES	October	240% more users visited	More momondo users searched in flights to Idaho Falls from Los Angeles in October than any other month

Cheap Idaho Falls flight deals and tips

Summary info about Idaho Falls flight prices, duration and airlines

Best One-Way Price	$83
Best Round-Trip Price	$151
Fastest flight time	2h 11m
Popular in	November

The best one-way flight price to Idaho Falls from United States in the last 5 days is $83 (Santa Ana J. Wayne/Orange Cnty to Idaho Falls Fanning Field).

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The best round-trip flight price to Idaho Falls from United States in the last 5 days is $151 (Santa Ana J. Wayne/Orange Cnty to Idaho Falls Fanning Field).

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The fastest flight to Idaho Falls from United States takes 2h 11m (Santa Ana J. Wayne/Orange Cnty to Idaho Falls Fanning Field).

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November has the highest demand for flights to Idaho Falls, with a 15% price increase on average.

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Frequently asked questions about flying to Idaho Falls

Is there an alternative airport near Idaho Falls?

Finding an alternative and possibly cheaper destination airport near Idaho Falls is possible. If you are planning a flight to Idaho Falls, consider booking flights to Idaho Falls Fanning Field Airport (4 mi from Idaho Falls city center), Pocatello Airport (48 mi from Idaho Falls city center) or West Yellowstone Airport (96 mi from Idaho Falls city center).

Is there a cheaper alternative to flying into Idaho Falls?

Pocatello Airport has an average price of $152 per person and is typically the cheapest airport to fly into when visiting Idaho Falls. This average price does vary based on departure city. Try momondo’s Airport-to-Airport Pricing Tool to find the cheapest flight.

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

Prices for flights to Idaho Falls Fanning Field Airport are updated daily.

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

As of September 2026, there are 5 operators available to choose from for flights to Idaho Falls Fanning Field Airport.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel to Idaho Falls Fanning Field Airport.

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

The required travel and health documents for your Idaho Falls Fanning Field Airport 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 Idaho Falls Fanning Field Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Rexburg

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Idaho Falls.

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

Flights to Idaho Falls with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights to Idaho Falls?

Once all potential Idaho Falls flight options are in front of you momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of Idaho Falls flights. All you need is a valid email address and we will do the rest; it is that quick and easy.