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

3 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 $238, 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 12,814 of our users.

Delta Flights to Idaho Falls

Delta flies to Idaho Falls 8 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, 8,499 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 Los Angeles or San Francisco, and flying into Idaho Falls, then you can expect flight times to average 2h 20m and 2h 12m, respectively.

$135 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.

6:51 pm - 11:58 amOAK Oakland-IDA Idaho Falls Fanning Field

16h 07m1 stop Las Vegas Harry Reid Intl

6:21 pm - 11:51 amIDA Idaho Falls Fanning Field-OAK Oakland

18h 30m1 stop Las Vegas Harry Reid Intl

$203Multiple Airlines

Thu, Sep 24 - Mon, Sep 28

6:51 pm - 11:50 amOAK Oakland-IDA Idaho Falls Fanning Field

15h 59m1 stop Las Vegas Harry Reid Intl

6:21 pm - 11:51 amIDA Idaho Falls Fanning Field-OAK Oakland

18h 30m1 stop Las Vegas Harry Reid Intl

$220Multiple Airlines

Thu, Sep 10 - Mon, Sep 21

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

$281American Airlines

Sat, Oct 24 - Sat, Oct 31

12:28 pm - 3:20 pmSEA Seattle/Tacoma Intl-IDA Idaho Falls Fanning Field

1h 52mnonstop

6:18 am - 7:20 amIDA Idaho Falls Fanning Field-SEA Seattle/Tacoma Intl

2h 02mnonstop

$297Alaska Airlines

Sat, Sep 26 - Tue, Sep 29

12:28 pm - 3:20 pmSEA Seattle/Tacoma Intl-IDA Idaho Falls Fanning Field

1h 52mnonstop

6:18 am - 7:20 amIDA Idaho Falls Fanning Field-SEA Seattle/Tacoma Intl

2h 02mnonstop

$297Alaska Airlines

Wed, Sep 23 - Wed, Sep 30

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

$300American Airlines

Mon, Oct 26 - Sat, Oct 31

5:00 am - 9:53 amORD Chicago O'Hare Intl-IDA Idaho Falls Fanning Field

5h 53m1 stop Denver Intl

2:28 pm - 9:18 pmIDA Idaho Falls Fanning Field-ORD Chicago O'Hare Intl

5h 50m1 stop Denver Intl

$301United Airlines

Wed, Oct 14 - Wed, Oct 21

10:55 am - 3:24 pmORD Chicago O'Hare Intl-IDA Idaho Falls Fanning Field

5h 29m1 stop Denver Intl

4:30 pm - 10:46 pmIDA Idaho Falls Fanning Field-ORD Chicago O'Hare Intl

5h 16m1 stop Denver Intl

$301United Airlines

Sat, Oct 24 - Sat, Oct 31

4:00 pm - 10:10 pmORD Chicago O'Hare Intl-IDA Idaho Falls Fanning Field

7h 10m1 stop Salt Lake City

6:00 am - 11:55 amIDA Idaho Falls Fanning Field-ORD Chicago O'Hare Intl

4h 55m1 stop Salt Lake City

$301Delta

Sat, Oct 10 - Tue, Oct 13

5:35 am - 12:15 pmSEA Seattle/Tacoma Intl-IDA Idaho Falls Fanning Field

5h 40m1 stop Salt Lake City

6:56 pm - 11:57 pmIDA Idaho Falls Fanning Field-SEA Seattle/Tacoma Intl

6h 01m1 stop Salt Lake City

$307Delta

Tue, Nov 17 - Tue, Dec 1

Cheap last minute flights

Enter your travel dates to find the best prices.

6:00 am - 2:35 pmORD Chicago O'Hare Intl-IDA Idaho Falls Fanning Field

9h 35m2 stops Minneapolis St Paul Salt Lake City

6:00 am - 11:59 amIDA Idaho Falls Fanning Field-ORD Chicago O'Hare Intl

4h 59m1 stop Salt Lake City

$405Delta

Sat, Aug 22 - Mon, Aug 31

6:00 am - 2:35 pmORD Chicago O'Hare Intl-IDA Idaho Falls Fanning Field

9h 35m2 stops Minneapolis St Paul Salt Lake City

6:00 am - 11:59 amIDA Idaho Falls Fanning Field-ORD Chicago O'Hare Intl

4h 59m1 stop Salt Lake City

$406Delta

Sat, Aug 22 - Sat, Aug 29

1:50 pm - 9:20 pmORD Chicago O'Hare Intl-IDA Idaho Falls Fanning Field

8h 30m1 stop Dallas/Fort Worth

2:20 pm - 11:30 pmIDA Idaho Falls Fanning Field-ORD Chicago O'Hare Intl

8h 10m1 stop Dallas/Fort Worth

$427American Airlines

Sat, Aug 22 - Sat, Aug 29

11:44 am - 1:50 pmDFW Dallas/Fort Worth-IDA Idaho Falls Fanning Field

3h 06mnonstop

12:06 pm - 4:00 pmIDA Idaho Falls Fanning Field-DFW Dallas/Fort Worth

2h 54mnonstop

$435American Airlines

Wed, Aug 19 - Sat, Aug 22

5:00 am - 9:51 amORD Chicago O'Hare Intl-IDA Idaho Falls Fanning Field

5h 51m1 stop Denver Intl

2:25 pm - 10:00 pmIDA Idaho Falls Fanning Field-ORD Chicago O'Hare Intl

6h 35m1 stop Denver Intl

$439United Airlines

Wed, Aug 19 - Mon, Aug 24

4:16 pm - 10:47 amDFW Dallas/Fort Worth-IDA Idaho Falls Fanning Field

19h 31m2 stops Atlanta Hartsfield-Jackson Las Vegas Harry Reid Intl

5:33 pm - 5:48 amIDA Idaho Falls Fanning Field-DFW Dallas/Fort Worth

11h 15m1 stop Las Vegas Harry Reid Intl

$444Multiple Airlines

Thu, Aug 20 - Mon, Aug 24

8:53 am - 1:29 pmDFW Dallas/Fort Worth-IDA Idaho Falls Fanning Field

5h 36m1 stop Denver Intl

4:04 pm - 11:59 pmIDA Idaho Falls Fanning Field-DFW Dallas/Fort Worth

6h 55m1 stop Denver Intl

$455United Airlines

Wed, Aug 19 - Sat, Aug 22

8:37 pm - 10:47 amOAK Oakland-IDA Idaho Falls Fanning Field

13h 10m1 stop Las Vegas Harry Reid Intl

5:33 pm - 11:18 amIDA Idaho Falls Fanning Field-OAK Oakland

18h 45m1 stop Las Vegas Harry Reid Intl

$464Multiple Airlines

Thu, Aug 20 - Mon, Aug 24

7:12 am - 1:24 pmONT Ontario-IDA Idaho Falls Fanning Field

5h 12m1 stop Portland

3:57 pm - 8:15 pmIDA Idaho Falls Fanning Field-ONT Ontario

5h 18m1 stop Portland

$476Alaska Airlines

Wed, Aug 19 - Wed, Oct 28

7:12 am - 1:24 pmONT Ontario-IDA Idaho Falls Fanning Field

5h 12m1 stop Portland

6:09 am - 1:16 pmIDA Idaho Falls Fanning Field-ONT Ontario

8h 07m1 stop Seattle/Tacoma Intl

$476Alaska Airlines

Wed, Aug 19 - Tue, Oct 27

Recent direct flight deals from the United States to Idaho Falls

Enter your travel dates to find the best prices.

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

$281American Airlines

Sat, Oct 24 - Sat, Oct 31

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 20 - Sat, Oct 24

12:28 pm - 3:20 pmSEA Seattle/Tacoma Intl-IDA Idaho Falls Fanning Field

1h 52mnonstop

6:18 am - 7:20 amIDA Idaho Falls Fanning Field-SEA Seattle/Tacoma Intl

2h 02mnonstop

$297Alaska Airlines

Sat, Sep 26 - Tue, Sep 29

12:28 pm - 3:20 pmSEA Seattle/Tacoma Intl-IDA Idaho Falls Fanning Field

1h 52mnonstop

6:18 am - 7:20 amIDA Idaho Falls Fanning Field-SEA Seattle/Tacoma Intl

2h 02mnonstop

$297Alaska Airlines

Wed, Sep 23 - Wed, Sep 30

8:05 pm - 10:54 pmSEA Seattle/Tacoma Intl-IDA Idaho Falls Fanning Field

1h 49mnonstop

4:03 pm - 5:00 pmIDA Idaho Falls Fanning Field-SEA Seattle/Tacoma Intl

1h 57mnonstop

$297Alaska Airlines

Wed, Nov 18 - Wed, Dec 2

8:05 pm - 10:54 pmSEA Seattle/Tacoma Intl-IDA Idaho Falls Fanning Field

1h 49mnonstop

4:03 pm - 5:00 pmIDA Idaho Falls Fanning Field-SEA Seattle/Tacoma Intl

1h 57mnonstop

$297Alaska Airlines

Wed, Nov 18 - Sat, Dec 5

8:05 pm - 10:56 pmSEA Seattle/Tacoma Intl-IDA Idaho Falls Fanning Field

1h 51mnonstop

2:01 pm - 3:07 pmIDA Idaho Falls Fanning Field-SEA Seattle/Tacoma Intl

2h 06mnonstop

$297Alaska Airlines

Tue, Sep 22 - Wed, Sep 30

8:05 pm - 10:54 pmSEA Seattle/Tacoma Intl-IDA Idaho Falls Fanning Field

1h 49mnonstop

4:03 pm - 5:00 pmIDA Idaho Falls Fanning Field-SEA Seattle/Tacoma Intl

1h 57mnonstop

$297Alaska Airlines

Tue, Nov 17 - Sat, Dec 5

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

$300American Airlines

Mon, Oct 26 - Sat, Oct 31

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

$319American Airlines

Fri, Oct 23 - Mon, Oct 26

Fly from

Route

Depart

Return

Price

Cheapest round-trip

OaklandIdaho Falls

OAK Oakland - IDA Idaho Falls Fanning Field

OAKIDA

Oakland

Thu 9/24

6:51 pm-11:58 am

1 stop16h 07m

Idaho Falls Fanning Field

Mon 9/28

6:21 pm-11:51 am

1 stop18h 30m

$203

OaklandIdaho Falls

OAK Oakland - IDA Idaho Falls Fanning Field

OAKIDA

Oakland

Thu 9/10

6:51 pm-11:50 am

1 stop15h 59m

Idaho Falls Fanning Field

Mon 9/21

6:21 pm-11:51 am

1 stop18h 30m

$220

ChicagoIdaho Falls

ORD Chicago O'Hare Intl - IDA Idaho Falls Fanning Field

ORDIDA

Chicago O'Hare Intl

Sat 10/24

10:30 am-1:20 pm

Nonstop3h 50m

Idaho Falls Fanning Field

Sat 10/31

1:50 pm-6:24 pm

Nonstop3h 34m

$281

Quickest round-trip

SeattleIdaho Falls

SEA Seattle/Tacoma Intl - IDA Idaho Falls Fanning Field

SEAIDA

Seattle/Tacoma Intl

Sat 9/26

12:28 pm-3:20 pm

Nonstop1h 52m

Idaho Falls Fanning Field

Tue 9/29

6:18 am-7:20 am

Nonstop2h 02m

$297

SeattleIdaho Falls

SEA Seattle/Tacoma Intl - IDA Idaho Falls Fanning Field

SEAIDA

Seattle/Tacoma Intl

Wed 9/23

12:28 pm-3:20 pm

Nonstop1h 52m

Idaho Falls Fanning Field

Wed 9/30

6:18 am-7:20 am

Nonstop2h 02m

$297

ChicagoIdaho Falls

ORD Chicago O'Hare Intl - IDA Idaho Falls Fanning Field

ORDIDA

Chicago O'Hare Intl

Mon 10/26

10:30 am-1:20 pm

Nonstop3h 50m

Idaho Falls Fanning Field

Sat 10/31

1:50 pm-6:24 pm

Nonstop3h 34m

$300

ChicagoIdaho Falls

ORD Chicago O'Hare Intl - IDA Idaho Falls Fanning Field

ORDIDA

Chicago O'Hare Intl

Wed 10/14

5:00 am-9:53 am

1 stop5h 53m

Idaho Falls Fanning Field

Wed 10/21

2:28 pm-9:18 pm

1 stop5h 50m

$301

ChicagoIdaho Falls

ORD Chicago O'Hare Intl - IDA Idaho Falls Fanning Field

ORDIDA

Chicago O'Hare Intl

Sat 10/24

10:55 am-3:24 pm

1 stop5h 29m

Idaho Falls Fanning Field

Sat 10/31

4:30 pm-10:46 pm

1 stop5h 16m

$301

ChicagoIdaho Falls

ORD Chicago O'Hare Intl - IDA Idaho Falls Fanning Field

ORDIDA

Chicago O'Hare Intl

Sat 10/10

4:00 pm-10:10 pm

1 stop7h 10m

Idaho Falls Fanning Field

Tue 10/13

6:00 am-11:55 am

1 stop4h 55m

$301

SeattleIdaho Falls

SEA Seattle/Tacoma Intl - IDA Idaho Falls Fanning Field

SEAIDA

Seattle/Tacoma Intl

Tue 11/17

5:35 am-12:15 pm

1 stop5h 40m

Idaho Falls Fanning Field

Tue 12/1

6:56 pm-11:57 pm

1 stop6h 01m

$307

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 2% 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	24% 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	August	42% more expensive	It costs about $550 for flights to Idaho Falls from Los Angeles in August
MOST POPULAR MONTH TO FLY TO IDAHO FALLS FROM LOS ANGELES	July	366% more users visited	More momondo users searched in flights to Idaho Falls from Los Angeles in July 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	$135
Best Round-Trip Price	$200
Fastest flight time	5h 12m
Popular in	October

The best one-way flight price to Idaho Falls from United States in the last 5 days is $135 (San Francisco 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 $200 (San Francisco to Idaho Falls Fanning Field).

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The fastest flight to Idaho Falls from United States takes 5h 12m (Ontario to Idaho Falls Fanning Field).

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October has the highest demand for flights to Idaho Falls, with a 1% 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 August 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.